Items where NERC Author is "Thomson, Alan"

Publication - Article

Huebert, J. ORCID: https://orcid.org/0000-0003-0526-5609; Beggan, C.D.; Richardson, G.S.; Gomez-Perez, N.; Collins, A.; Thomson, A.W.P.. 2024 Validating a UK geomagnetically induced current model using differential magnetometer measurements. Space weather, 22 (2), e2023SW003769. 10.1029/2023SW003769

Smith, A.W.; Forsyth, C.; Rae, I.J.; Garton, T.M.; Jackman, C.M.; Bakrania, M.; Shore, R.M. ORCID: https://orcid.org/0000-0002-8386-1425; Richardson, G.S.; Beggan, C.D.; Heyns, M.J.; Eastwood, J.P.; Thomson, A.W.P.; Johnson, J.M.. 2022 On the considerations of using near real time data for space weather hazard forecasting. Space Weather, 20 (7), e2022SW003098. 20, pp. 10.1029/2022SW003098

Richardson, Gemma S.; Thomson, Alan W.P.. 2022 Probabilistic hazard assessment: application to geomagnetic activity. Journal of Space Weather and Space Climate, 12, 4. 10.1051/swsc/2022001

Rogers, Neil; Hübert, Juliane; Richardson, Gemma; Thomson, Alan. 2021 From SWIGS to SWIMMR. Astronomy & Geophysics, 62 (5). 5.30-5.33. 10.1093/astrogeo/atab091

Beggan, Ciaran D.; Richardson, Gemma S.; Baillie, Orsi; Huebert, Juliane; Thomson, Alan W.P.. 2021 Geoelectric field measurement, modelling and validation during geomagnetic storms in the UK [in special issue: Topical Issue - Geomagnetic Storms and Substorms: a Geomagnetically Induced Current perspective] Journal of space weather and space climate, 11, 37. 10.1051/swsc/2021022

Clilverd, Mark ORCID: https://orcid.org/0000-0002-7388-1529; Rodger, Craig J.; Freeman, Mervyn P. ORCID: https://orcid.org/0000-0002-8653-8279; Brundell, James B.; Mac Manus, Daniel H.; Dalzell, Michael; Clarke, Ellen; Thomson, Alan W.P.; Richardson, Gemma S.; MacLeod, Finlay; Frame, Ian. 2021 Geomagnetically induced currents during the 07-08 September 2017 disturbed period: a global perspective. Journal of Space Weather and Space Climate, 11 (33). 15, pp. 10.1051/swsc/2021014

Poedts, Stefaan; Lani, Andrea; Scolini, Camilla; Verbeke, Christine; Wijsen, Nicolas; Lapenta, Giovanni; Laperre, Brecht; Millas, Dimitrios; Innocenti, Maria Elena; Chané, Emmanuel; Baratashvili, Tinatin; Samara, Evangelia; Van der Linden, Ronald; Rodriguez, Luciano; Vanlommel, Petra; Vainio, Rami; Afanasiev, Alexandr; Kilpua, Emilia; Pomoell, Jens; Sarkar, Ranadeep; Aran, Angels; Sanahuja, Blai; Paredes, Josep M.; Clarke, Ellen; Thomson, Alan; Rouilard, Alexis; Pinto, Rui F.; Marchaudon, Aurélie; Blelly, Pierre-Louis; Gorce, Blandine; Plotnikov, Illya; Kouloumvakos, Athanasis; Heber, Bernd; Herbst, Konstantin; Kochanov, Andrey; Raeder, Joachim; Depauw, Jan. 2020 EUropean Heliospheric FORecasting Information Asset 2.0. Journal of Space Weather and Space Climate, 10, 57. 10.1051/swsc/2020055

Divett, T.; MacManus, D.H.; Richardson, G.S.; Beggan, C.D.; Rodger, C.J.; Ingham, M.; Clarke, E.; Thomson, A.W.P.; Dalzell, M.; Obana, Y.. 2020 Geomagnetically induced current model validation from New Zealand's South Island. Space weather, 18 (8), e2020SW002494. 10.1029/2020SW002494

Huebert, J. ORCID: https://orcid.org/0000-0003-0526-5609; Beggan, C.D. ORCID: https://orcid.org/0000-0002-2298-0578; Richardson, G.S. ORCID: https://orcid.org/0000-0002-9504-4457; Martyn, T.; Thomson, A.W.P. ORCID: https://orcid.org/0000-0002-7677-5158. 2020 Differential Magnetometer Measurements of Geomagnetically Induced Currents in a Complex High Voltage Network. Space Weather, 18 (4), e2019SW002421. 10.1029/2019SW002421

Rogers, Neil C.; Wild, James A.; Eastoe, Emma F.; Gjerloev, Jesper W.; Thomson, Alan W.P.. 2020 A global climatological model of extreme geomagnetic field fluctuations. Journal of Space Weather and Space Climate, 10, 5. 10.1051/swsc/2020008

Oughton, Edward J.; Hapgood, Mike; Richardson, Gemma S.; Beggan, Ciaran D.; Thomson, Alan W.P.; Gibbs, Mark; Burnett, Catherine; Gaunt, C. Trevor; Trichas, Markos; Dada, Rabia; Horne, Richard B. ORCID: https://orcid.org/0000-0002-0412-6407. 2019 A risk assessment framework for the socio-economic impacts of electricity transmission infrastructure failure due to space weather: an application to the United Kingdom. Risk Analysis, 39 (5). 1022-1043. 10.1111/risa.13229

Divett, T.; Richardson, G.S.; Beggan, C.D.; Rodger, C.J.; Boteler, D.H.; Ingham, M.; Mac Manus, D.H.; Thomson, A.W.P.; Dalzell, M.. 2018 Transformer-level modeling of geomagnetically induced currents in New Zealand's South Island. Space Weather, 16 (6). 718-735. 10.1029/2018SW001814

Blake, Seán P.; Gallagher, Peter T.; Campanyà, Joan; Hogg, Colin; Beggan, Ciaran D.; Thomson, Alan W.P.; Richardson, Gemma S.; Bell, David. 2018 A detailed model of the Irish High Voltage Power Network for simulating GICs. Space Weather, 16 (11). 1770-1783. 10.1029/2018SW001926

Rodger, Craig J.; Mac Manus, Daniel H.; Dalzell, Michael; Thomson, Alan W.P.; Clarke, Ellen; Petersen, Tanja; Clilverd, Mark A. ORCID: https://orcid.org/0000-0002-7388-1529; Divett, Tim. 2017 Long term geomagnetically induced current observations from New Zealand: peak current estimates for extreme geomagnetic storms. Space Weather, 15 (11). 1447-1460. 10.1002/2017SW001691

Mac Manus, Daniel H.; Rodger, Craig J.; Dalzell, Michael; Thomson, Alan; Clilverd, Mark A. ORCID: https://orcid.org/0000-0002-7388-1529; Petersen, Tanja; Wolf, Moritz M.; Thomson, Neil R.; Divett, Tim. 2017 Long-term geomagnetically induced current observations in New Zealand: Earth return corrections and geomagnetic field driver. Space Weather, 15 (8). 1020-1038. 10.1002/2017SW001635

Kelly, G.S.; Viljanen, A.; Beggan, C.D.; Thomson, A.W.P.. 2017 Understanding GIC in the UK and French high-voltage transmission systems during severe magnetic storms. Space Weather, 15 (1). 99-114. 10.1002/2016SW001469

Oughton, Edward J.; Skelton, Andrew; Horne, Richard B. ORCID: https://orcid.org/0000-0002-0412-6407; Thomson, Alan W.P.; Gaunt, Charles T.. 2017 Quantifying the daily economic impact of extreme space weather due to failure in electricity transmission infrastructure. Space Weather, 15 (1). 65-83. 10.1002/2016SW001491

Pulkkinen, A.; Bernabeu, E.; Thomson, A.; Viljanen, A.; Pirjola, R.; Boteler, D.; Eichner, J.; Cilliers, P.J.; Welling, D.; Savani, N.P.; Weigel, R.S.; Love, J.J.; Balch, C.; Ngwira, C.M.; Crowley, G.; Schultz, A.; Kataoka, R.; Anderson, B.; Fugate, D.; Simpson, J.J.; MacAlester, M.. 2017 Geomagnetically induced currents: science, engineering, and applications readiness. Space Weather, 15 (7). 828-856. 10.1002/2016SW001501

Divett, T.; Ingham, M.; Beggan, C.D.; Richardson, G.S.; Rodger, C.J.; Thomson, A.W.P.; Dalzell, M.. 2017 Modeling geoelectric fields and geomagnetically induced currents around New Zealand to explore GIC in the South Island's electrical transmission network. Space Weather, 15 (10). 1396-1412. 10.1002/2017SW001697

Thébault, Erwan; Finlay, Christopher C; Beggan, Ciaran D.; Alken, Patrick; Aubert, Julien; Barrois, Olivier; Bertrand, Francois; Bondar, Tatiana; Boness, Axel; Brocco, Laura; Canet, Elisabeth; Chambodut, Aude; Chulliat, Arnaud; Coïsson, Pierdavide; Civet, François; Du, Aimin; Fournier, Alexandre; Fratter, Isabelle; Gillet, Nicolas; Hamilton, Brian; Hamoudi, Mohamed; Hulot, Gauthier; Jager, Thomas; Korte, Monika; Kuang, Weijia; Lalanne, Xavier; Langlais, Benoit; Léger, Jean-Michel; Lesur, Vincent; Lowes, Frank J; Macmillan, Susan; Mandea, Mioara; Manoj, Chandrasekharan; Maus, Stefan; Olsen, Nils; Petrov, Valeriy; Ridley, Victoria; Rother, Martin; Sabaka, Terence J; Saturnino, Diana; Schachtschneider, Reyko; Sirol, Olivier; Tangborn, Andrew; Thomson, Alan; Tøffner-Clausen, Lars; Vigneron, Pierre; Wardinski, Ingo; Zvereva, Tatiana. 2015 International Geomagnetic Reference Field: the 12th generation. Earth, Planets and Space, 67 (79). 10.1186/s40623-015-0228-9

Thomson, Alan W.P.. 2014 Geomagnetic observatories: monitoring the Earth’s magnetic and space weather environment. Weather, 69 (9). 234-237. 10.1002/wea.2329

Stolle, Claudia; Floberghagen, Rune; L¨uhr, Hermann; Maus, Stefan; Knudsen, D.J.; Alken, Patrick; Doornbos, Eelco; Hamilton, Brian; Thomson, Alan W.P.; Visser, Pieter N.. 2013 Space weather opportunities from the Swarm mission including near real time applications. Earth Planets Space, 65 (11). 1375-1383. 10.5047/eps.2013.10.002

Beggan, Ciaran D.; Macmillan, Susan; Hamilton, Brian; Thomson, Alan W.P.. 2013 Independent validation of Swarm Level2 magnetic field products and 'Quick Look' for Level 1b data [in special issue: Swarm Science Data Processing and Products—the Swarm Satellite Constellation Application and Research Facility, SCARF] Earth, Planets, Space, 65 (11). 1345-1353. 10.5047/eps.2013.08.004

Olsen, N.; Friis-Christensen, E.; Floberghagen, R.; Alken, P.; Beggan, Ciaran D.; Chulliat, A.; Doornbos, E.; da Encarnação, J. T.; Hamilton, Brian; Hulot, G.; von den IJssel, J.; Kushinov, A.; Lesur, V.; Lühr, H.; Macmillan, Susan; Maus, S.; Noja, M.; Olsen, P. E. H.; Park, J.; Plank, G.; Püthe, C.; Rauberg, J.; Ritter, P.; Rother, M.; Sabaka, T.; Schachtschneider, R.; Sirol, O.; Stolle, C.; Thébault, E.; Thomson, Alan W.P.; Tøffner-Clausen, L.; Velímský, J; Vigneron, P.; Visser, P. N.. 2013 The Swarm Satellite Constellation Application and Research Facility (SCARF) and Swarm data products [in special issue: Swarm Science Data Processing and Products—the Swarm Satellite Constellation Application and Research Facility, SCARF] Earth, Planets and Space, 65 (11). 1189-1200. 10.5047/eps.2013.07.00

Beggan, Ciaran; Thomson, Alan; Kelly, Gemma. 2013 Current crisis. Innovation International. 25-27.

Beggan, Ciaran; Beamish, David; Richards, Andrew; Kelly, Gemma; Thomson, Alan. 2013 Prediction of Extreme Geomagnetically Induced Currents in the UK high-voltage network. Space Weather, 11, SWE20065. 1-13. 10.1002/swe.20065

Pulkkinen, A.; Bernabeu, E.; Eichner, J.; Beggan, C.; Thomson, A.W.P.. 2012 Generation of 100-year geomagnetically induced current scenarios. Space Weather, 10 (4), S04003. 10.1029/2011SW000750

Thomson, Alan W.P.; Dawson, Ewan B.; Reay, Sarah J.. 2011 Quantifying extreme behaviour in geomagnetic activity. Space Weather, 9, S10001. 10.1029/2011SW000696

Thomson, Alan W.P.; Hamilton, Brian; Macmillan, Susan; Reay, Sarah J.. 2010 A novel weighting method for satellite magnetic data and a new global magnetic field model. Geophysical Journal International, 181 (1). 250-260. 10.1111/j.1365-246X.2010.04510.x

Hamilton, Brian; Macmillan, Susan; Thomson, Alan. 2010 The BGS magnetic field candidate models for the 11th generation IGRF. Earth Planets Space, 62 (10). 737-743. 10.5047/eps.2010.05.005

Clilverd, Mark A. ORCID: https://orcid.org/0000-0002-7388-1529; Rodger, Craig J.; Dietrich, Sarah; Raita, Tero; Ulich, Thomas; Clarke, Ellen; Thomson, Alan W.P.; Kavanagh, Andrew J.. 2010 High-latitude geomagnetically induced current events observed on very low frequency radio wave receiver systems. Radio Science, 45 (2), RS2006. 10.1029/2009RS004215

Finlay, C.C.; Maus, S.; Beggan, C.D.; Bondar, T.N.; Chambodut, A.; Chernova, T.A.; Chuillat, A.; Golovkov, V.P.; Hamilton, B.; Hamoudi, M.; Holme, R.; Hulot, G.; Kuang, W.; Langlais, B.; Lesur, V.; Lowes, F.J.; Lühr, H.; Macmillan, S.; Mandea, M.; McLean, S.; Manoj, C.; Menvielle, M.; Michaelis, I.; Olsen, N.; Rauberg, J.; Rother, M.; Sabaka, T.J.; Tangborn, A.; Tøffner-Clausen, L.; Thébault, E.; Thomson, A.W.P.; Wardinksi, I.; Wei, Z.; Zvereva, T.I.. 2010 International Geomagnetic Reference Field: the eleventh generation. Geophysical Journal International, 183 (3). 1216-1230. 10.1111/j.1365-246X.2010.04804.x

Thomson, A.W.P.; Gaunt, C.T.; Cilliers, P.; Wild, J.A.; Opperman, B.; McKinnell, L.-A.; Kotze, P.; Ngwira, C.M.; Lotz, S.I.. 2010 Present day challenges in understanding the geomagnetic hazard to national power grids. Advances in Space Research, 45 (9). 1182-1190. 10.1016/j.asr.2009.11.023

Thomson, Alan. 2010 Space weather and power grids. Earthwise, 26. 66-67.

Thomson, Alan; Wild, Jim. 2010 When the lights go out... Astronomy and Geophysics, 51 (5). 23-24. 10.1111/j.1468-4004.2010.51523.x

Macmillan, Susan; Turbitt, Christopher; Thomson, Alan. 2009 Ascension and Port Stanley geomagnetic observatories and monitoring the South Atlantic anomaly. Annals of Geophysics, 52 (1). 83-96. 10.4401/ag-4632

Turnbull, K.L.; Wild, J.A.; Honary, F.; Thomson, A.W.P.; McKay, A.J.. 2009 Characteristics of variations in the ground magnetic field during substorms at mid latitudes. Annales Geophysicae, 27 (9). 3421-3428.

Thomson, Alan; McKay, Allan; Viljanen, Ari. 2009 A review of progress in modelling of induced geoelectric and geomagnetic fields with special regard to induced currents. Acta Geophysica, 57 (1). 209-219. 10.2478/s11600-008-0061-7

Trichtchenko, L.; Zhukov, A.; van der Linden, R.; Stankov, S.M.; Jakowski, N.; StanisJawska, I.; Juchnikowski, G.; Wilkinson, P.; Patterson, G.; Thomson, A. W. P.. 2007 November 2004 space weather events: Real-time observations and forecasts. Space Weather, 5, S06001. 10.1029/2006SW000281

Thomson, Alan W P; Lesur, Vincent. 2007 An improved geomagnetic data selection algorithm for global geomagnetic field modelling. Geophysical Journal International, 169. 951-963. 10.1111/j.1365-246X.2007.03354.x

Lesur, V.; Macmillan, S.; Thomson, A.W.P.. 2006 Deriving main field and secular variation models from synthetic Swarm satellite and observatory data. Earth, Planets and Space, 58 (4). 409-416.

Thomson, Alan. 2006 Light Sky at Night? Power Companies Fright! Planet Earth, Spring. 26-27.

Lesur, Vincent; Macmillan, Susan; Thomson, Alan. 2005 The BGS magnetic field candidate models for the 10th generation IGRF. Earth, Planets and Space, 57. 1157-1163.

Thomson, Alan W.P.; McKay, Allan J.; Clarke, Ellen; Reay, Sarah J.. 2005 Surface electric fields and geomagnetically induced currents in the Scottish Power grid during the 30 October 2003 geomagnetic storm. Space Weather, 3, S11002. 14, pp. 10.1029/2005SW000156

Thomson, A.W.P.; Mackay, A.; Clarke, E.; Reay, S.. 2005 Surface electric fields and geomagnetically induced currents in the Scottish Power grid during the 30th October 2003 geomagnetic storm. Space Weather - The International Journal of Research and Applications, 3 (11), S11002.

Lesur, Vincent; Macmillan, Susan; Thomson, Alan. 2005 A magnetic field model with daily variations of the magnetospheric field and its induced counterpart in 2001. Geophysical Journal International, 160 (1). 79-88. 10.1111/j.1365-246X.2004.02479.x

Beamish, D.; Clark, T.D.G.; Clarke, E.; Thomson, A.W.P.. 2002 Geomagnetically induced currents in the UK: geomagnetic variations and surface electric fields. Journal of Atmospheric and Solar-Terrestrial Physics, 64 (16). 1779-1792. 10.1016/S1364-6826(02)00127-X

Publication - Book

Andrews, I.J.; Long, D.; Richards, P.C.; Thomson, A.R.; Brown, S.; Chesher, J.A.; McCormac, M.. 1990 The geology of the Moray Firth. London, UK, HMSO, 96pp. (United Kingdom Offshore Regional Report, 3).

Publication - Book Section

Lesur, Vincent; Olsen, Nils; Thomson, Alan W.P.. 2011 Geomagnetic core field models in the satellite era. In: Mandea, M.; Korte, Monika, (eds.) Geomagnetic observations and models. Springer, 277-294. (IAGA Special Sopron Book Series, 5).

Thomson, Alan W.P.. 2007 Geomagnetic Hazards. In: Gubbins, David; Herrero-Bervera, Emilio, (eds.) Encyclopedia of Geomagnetism and Paleomagnetism. Netherlands, Springer, 316-319, 4pp.

Lesur, V.; Macmillan, S.; Thomson, A.W.P.. 2005 Alternative parameterisations of the external magnetic field and its induced counterpart for 2001 and 2002 using Orsted, CHAMP and observatory data. In: Reigber, C., (ed.) Earth Observation with Champ : results from three years in orbit. Berlin, Germany, Springer, 299-304. (Earth and Environmental Science).

Publication - Conference Item

Huebert, J.; Beggan, C.D.; Richardson, G.S.; Martyn, T.P.; Thomson, A.W.P.. 2019 Differential magnetometer measurements in the UK high-voltage power grid. [Poster] In: National Astronomy Meeting 2019, Lancaster, UK, 1st - 5th July 2019. (Unpublished)

Richardson, Gemma; Thomson, Alan. 2018 Initial results of pipeline modelling in Great Britain. [Speech] In: European Space Weather Week 15, Leuven, Belguim, 5-9 Nov 2018. (Unpublished)

Beggan, Ciaran; Richardson, Gemma; Thomson, Alan. 2018 Validation of GIC in the GB High Voltage Network. [Lecture] In: EGU General Assembly 2018, Vienna, Austria, 8-13 April 2018. British Geological Survey. (Unpublished)

Beggan, Ciaran; Hamilton, Brian; Macmillan, Susan; Brown, William; Thomson, Alan. 2018 Analysis of the BGS Swarm magnetospheric models and ground observatory products. [Poster] In: EGU General Assembly 2018, Vienna, Austria, 8-13 April 2018. British Geological Survey. (Unpublished)

Richardson, Gemma; Beggan, Ciaran; Thomson, Alan. 2017 Recent advances and validation of GIC modelling in the UK. [Speech] In: 14th European Space Weather Week, Oostende, Belgium, 27 Nov - 1 Dec 2017. (Unpublished)

Clarke, Ellen; Richardson, Gemma; Thomson, Alan; Baillie, Orsi; Reay, Sarah; Humphries, Thomas; Williamson, John; Billingham, Laurence. 2017 Magnetic observatory data products for space weather operations. [Poster] In: European Space Weather Week 14, Oostende, Belguim, 27th November - 1st Dec 2017. (Unpublished)

Thomson, Alan. 2017 SWIGS: A New UK Research Consortium to Study ‘Space Weather Impacts on Ground-based Systems’. [Poster] In: European Space Weather Week 14, Oostende, Belguim, 27th November - 1st Dec 2017. (Unpublished)

Clarke, Ellen; Reay, Sarah; Richardson, Gemma; Billingham, Laurence; Baillie, Orsi; Humphries, Thomas; Williamson, John; Thomson, Alan. 2017 Observatory Data Products for Space Weather Applications. [Poster] In: IAGA 13th Scientific Assembly, Cape Town, Cape Town, South Africa, 27 Aug - 1 Sept 2017. British Geological Survey. (Unpublished)

Brown, W.; Hamilton, B.; Macmillan, S.; Beggan, C.; Thomson, A.. 2017 Recent BGS activities for the Swarm DISC. [Poster] In: Fourth Swarm Science Meeting, Banff, Alberta, Canada, 20-24 Mar 2017. (Unpublished)

Kelly, Gemma; Thomson, Alan. 2016 Evaluating the use of geomagnetic indices for identifying potential damage to power grids. [Speech] In: 13th European Space Weather Week, Oostende, Belgium, 14-18 Nov 2016. (Unpublished)

Hamilton, Brian; Beggan, Ciaran; Macmillan, Susan; Brown, William; Thomson, Alan. 2016 Concerning BGS activities for the Swarm Data, Innovation, and Science Cluster. [Poster] In: ESA Living Planet Symposium, Prague, Czech Republic, 9-13 May 2016. British Geological Survey. (Unpublished)

Thomson, Alan; Kelly, Gemma; Humphries, Thomas; Williamson, John. 2015 An assessment of Pc5 pulsations observed during the Carrington Storm. [Poster] In: 12th European Space Weather Week, Ostend, Belgium, 23-27 Nov 2015. (Unpublished)

Reay, Sarah; Billingham, Laurence; Richardson, Gemma; Thomson, Alan. 2015 Experiences of forecasting the magnetic storms of March and June 2015 and analysis of the resulting ground effects in the UK. [Speech] In: SCOSTEP-WDS Workshop on 'Global Data Activities for the Study of Solar-Terrestrial Variability', Tokyo, Japan, 28-30th Sept 2015. British Geological Survey. (Unpublished)

Kelly, Gemma; Beggan, Ciaran; Swan, Tony; Thomson, Alan. 2015 Behaviour of the UK geo-electric field during the March 2015 geomagnetic storm. [Speech] In: National Astronomy Meeting 2015, Llandudno, UK, 5-9 July 2015. (Unpublished)

Blake, Sean; Gallagher, Peter; McCauley, Joe; Jones, Alan; Hogg, Colin; Beggan, Ciaran; Thomson, Alan; Kelly, Gemma; Bell, David. 2015 Geomagnetic conditions in Ireland During the St. Patrick's Day 2015 Storm. [Poster] In: National Astronomy Meeting, Llandudno, UK, 5th-9th July 2015. British Geological Survey. (Unpublished)

Humphries, T.; Clarke, E.; Williamson, J.; Reay, S.J.; Dawson, E.; McIntyre, B.M.; McIntosh, R.P.; Nash, G.V.; Thomson, A.. 2015 An online digital archive of magnetograms from 1846 to 1987. [Poster] In: IUGG 26th General Assembly, Prague, Czech Republic, 22 June - 2 July 2015. British Geological Survey. (Unpublished)

Kelly, Gemma; Thomson, Alan. 2015 Is Kp=9o a useful classification of extreme geomagnetic storms when predicting potential damage to power grids? [Speech] In: IUGG 26th General Assembly, Prague, Czech Republic, 22 June - 2 July 2015. (Unpublished)

Beggan, Ciaran D.; Hamilton, Brian; Taylor, Victoria; Macmillan, Susan; Thomson, Alan. 2015 The International Geomagnetic Reference Field (IGRF) generation 12: BGS candidates and final models. [Poster] In: Magnetic Interactions 2015, Leeds, UK, 7-8 Jan 2015. British Geological Survey. (Unpublished)

Kelly, Gemma; Viljanen, Ari; Beggan, Ciaran; Thomson, Alan. 2015 GIC at mid-latitudes under extreme Dst scenarios. [Speech] In: European Space Weather Week 12, Oostende, Belgium, 23-27 Nov 2015. (Unpublished)

Kelly, Gemma; Reay, Sarah; Thomson, Alan; Humphries, Thomas. 2014 Extremes in worldwide geomagnetic activity. [Poster] In: European Space Weather Week 11, Liege, Belgium, 16-21 Nov 2014. British Geological Survey. (Unpublished)

Viljanen, Ari; Thomson, Alan; Wik, Magnus; Wintoft, Peter; Wesztergom, Viktor; Sakharov, Yaroslav; Ngwira, Chigomezyo. 2014 The European risk from geomagnetically induced currents (EURISGIC). [Poster] In: Hot Spring MIST, Bath, UK, 23-25 April 2014. (Unpublished)

Kelly, Gemma; Shanahan, Tom; Beggan, Ciaran; Thomson, Alan. 2013 Verifying GIC nowcast models with geo-electric field measurements. [Speech] In: European Space Weather Week 10, Antwerp, Belgium, 18-22 Nov 2013. (Unpublished)

Baillie, Orsi; Thomson, Alan; Nagy, Tamás; Dawson, Ewan; Kelly, Gemma; Wesztergom, Victor; Clarke, Ellen. 2013 Extreme value statistics applied to geoelectric activity in Europe ... a first look. [Poster] In: European Space Weather Week 10, Antwerp, Belgium, 18-22 Nov 2013. (Unpublished)

Beggan, Ciaran D.; Boonma, Kittiphon; Kelly, Gemma; Thomson, Alan. 2013 Investigation of Pc1 pulsations using high frequency induction coils magnetometers. [Poster] In: European Space Weather Week 10, Antwerp, Belgium, 18-22 November 2013. (Unpublished)

Olsen, Nils; Alken, Patrick; Beggan, Ciaran; Chulliat, Arnaud; Doornbos, Eelco; Encarnacao, Joao; Floberghagen, Rune; Friis-Christensen, Eigil; Hamilton, Brian; Hulot, Gauthier; van den IJssel, Jose; Kuvshinov, Alexei; Lesur, Vincent; Luhr, Hermann; Macmillan, Susan; Maus, Stefan; Olsen, Poul Erik H; Park, Jaeheung; Plank, Gernot; Püthe, Christoph; Ritter, Patricia; Rother, Martin; Sabaka, Terence J; Stolle, Claudia; Thebault, Erwan; Thomson, Alan; Tøffner-Clausen, Lars; Velimsky, Jakub; Visser, Pieter. 2013 SCARF - The Swarm Satellite Constellation Application and Research Facility. [Poster] In: European Space Agency Living Planet Symposium 2013, Edinburgh, UK, 9-13 Sept 2013. (Unpublished)

Thomson, Alan W.P.. 2013 Space weather applications of Geomagnetic Observatory Data. In: XVth IAGA Workshop on Geomagnetic Observatory Instruments and Data Processing, Cadiz, Spain, 4-14 June 2012. 193-196.

Kelly, Gemma; Shanahan, Tom; Beggan, Ciaran; Swan, Anthony; Thomson, Alan. 2013 Early results from the UK Geo-Electric Field Monitoring Project. [Poster] In: The National Astronomy Meeting of the Royal Astronomical Society, St. Andrews, Scotland, 1-5 July 2013. (Unpublished)

Beggan, Ciaran; Allmark, Claire; Swan, Anthony; Flower, Simon; Thomson, Alan. 2013 Investigation of global lightning and the ionosphere using high frequency induction coils. [Poster] In: IAGA 12th Scientific Assembly, Merida, Mexico, 25-31 August 2013. (Unpublished)

Beggan, Ciaran; Allmark, Claire; Swan, Anthony; Flower, Simon; Thomson, Alan. 2013 Investigation of global lightning using Schumann resonances measured by high frequency induction coil magnetometers in the UK. [Poster] In: The National Astronomy Meeting of the Royal Astronomical Society, St. Andrews, Scotland, 1-5 July 2013. (Unpublished)

Beggan, Ciaran; Kelly, Gemma; Beamish, David; Thomson, Alan. 2013 Prediction of Extreme Geomagnetically Induced Currents in the UK high-voltage network. [Invited Paper] In: IET Extreme Electromagnetism, London, UK, 14 January 2013. (Unpublished)

Beggan, Ciaran D.; Thomson, Alan. 2013 Investigation of global lightning using Schumann resonances measured by high frequency induction coil magnetometers in the UK. [Poster] In: Royal Astronomical Society Specialist Meeting on Atmospheric and Space Science, London, UK, 11 Jan 2013. (Unpublished)

Thomson, Alan; Beggan, Ciaran; Kelly, Gemma. 2012 Ground-based magnetometer arrays and geomagnetically induced currents in power grids: science and operations. [Invited Paper] In: AGU Fall Meeting 2012, San Francisco, USA, 3-7 Dec 2012. American Geophysical Union. (Unpublished)

Thomson, Alan W.P.; Dawson, Ewan B.; Reay, Sarah J.. 2012 Space weather and extreme geomagnetic activity. [Poster] In: Lloyd’s Science of Risk Conference, London, UK, 29 November 2012. (Unpublished)

Hamilton, B.; Macmillan, S.; Beggan, C.; Thomson, A.; Turbitt, C.. 2011 Predicting the South Atlantic Anomaly. [Poster] In: Magnetic Relaxation 2012, Liverpool, UK, 4-5 Jan 2012. (Unpublished)

Clarke, Ellen; Viljanen, Ari; Wintoft, Peter; Vesztergom, Viktor; Thomson, Alan; Baillie, Orsi; Reay, Sarah; Dawson, Ewan. 2011 The EURISGIC database : a tool for GIC research. [Poster] In: European Space Weather Week 8, Namur, Belguin, 28 Nov - 2 Dec. British Geological Survey. (Unpublished)

Baillie, Orsi; Clarke, Ellen; Reay, Sarah; Thomson, Alan; Turbitt, Christopher; Flower, Simon. 2011 Ingredients for a successful Space Weather service. [Poster] In: European Space Weather Week 8, Namur, Belguin, 28 Nov - 2 Dec. British Geological Survey. (Unpublished)

Macmillan, S.; Beggan, C.; Clarke, E.; Hamilton, B.; Thomson, A.; Turbitt, C.. 2011 Space weather impacts of the developing South Atlantic Anomaly. [Poster] In: RAS Specialist Meeting UK Study of the Earth’s Deep Interior, London, UK, 11 Nov 2011. (Unpublished)

Wild, J.A.; Thomson, A.W.P.; Gaunt, C.T.; Cilliers, P.; Opperman, B.; McKinnell, L.-A.; Kotze, P.; Ngwira, C.M.; Lotz, S.I.. 2010 Present day challenges in understanding the geomagnetic hazard to national power grids. [Poster] In: RAS NAM 2010 with the UK Solar Physics and MIST Meetings, Glasgow, UK, 12-16 April 2010. (Unpublished)

Dawson, Ewan; Reay, Sarah; Thomson, Alan. 2010 Predicting extremes in European geomagnetic activity. [Poster] In: Royal Astronomical Society National Astronomy Meeting, Glasgow, UK, 12-16 April 2010. British Geological Survey. (Unpublished)

Clarke, Ellen; Rodger, Craig; Clilverd, Mark ORCID: https://orcid.org/0000-0002-7388-1529; Humphries, Thomas; Baillie, Orsolya; Thomson, Alan. 2010 An estimation of the Carrington flare magnitude from solar flare effects (sfe) in the geomagnetic records. [Poster] In: RAS NAM 2010 with the UK Solar Physics & MIST Meetinsg, Glasgow, Scotland, 12-16 April 2010. (Unpublished)

Thomson, Alan; Reay, Sarah; Dawson, Ewan. 2009 Estimating the extremes in European geomagnetic activity. [Poster] In: Sixth European Space Weather Week, Bruges, Belgium, 16-20 Nov 2009. (Unpublished)

Macmillan, Susan; Hamilton, Brian; Beggan, Ciaran; Thomson, Alan. 2009 Magnetic Field Modelling at the BGS and Readiness for Utilising Swarm Data. [Poster] In: Royal Astronomical Society SWARM Meeting, London, 9 October 2009. (Unpublished)

Thomson, Alan; Reay, Sarah; Dawson, Ewan. 2009 Geomagnetic Extreme Statistics for Europe. [Poster] In: IAGA 11th Scientific Assembly, Sopron, Hungary, 23-30 Aug 2009. (Unpublished)

Thomson, Alan; Reay, Sarah J.; Dawson, Ewan. 2009 Geomagnetic extreme statistics for Europe. [Poster] In: IAGA 11th Scientific Assembly, Sopron, Hungary, 23-30 Aug 2009. (Unpublished)

Hamilton, Brian; Macmillan, Susan; Thomson, Alan; Reay, Derek. 2009 Improving time-dependent parameters of magnetic field models. [Poster] In: Second Swarm International Science Meeting, Potsdam, 24-26 June 2009. (Unpublished)

Macmillan, Susan; Thomson, Alan; Hamilton, Brian; Reay, Sarah. 2009 Improving time-dependent parameters of magnetic field models. [Poster] In: EGU General Assembly 2009, Vienna, 19-24 Apr 2009. (Unpublished)

Thomson, Alan; Hamilton, Brian; Macmillan, Susan; Reay, Sarah. 2008 MEME08: A global magnetic field model with satellite data weighting. [Poster] In: Geospace Consortium Meeting, Edinburgh, 5-6 January 2009. (Unpublished)

Reay, Sarah J.; Thomson, Alan. 2007 Local Vector Activity Proxy Indices: using INTERMAGNET observatories to estimate local magnetic field conditions. [Poster] In: XXIV IUGG General Assembly, Perugia, Italy, July 2007. (Unpublished)

McKay, Allan; Pulkkinen, Antti; Thomson, Alan. 2007 Long Period Magnetotellurics (MT) using Geomagnetically Induced Currents in the Scottish Power Network. [Poster] In: XXIV IUGG General Assembly, Perugia, Italy, July 2007. (Unpublished)

Thomson, Alan; Flower, Simon. 2007 Monitoring climate variability with broadband magnetometers. [Poster] In: BGS/NERC Climate Change Workshop, BGS Keyworth, Nottingham, 18 January 2007. (Unpublished)

Thomson, Alan; Lesur, Vincent. 2006 Data selection techniques for non-comprehensive global geomagnetic field models. [Poster] In: GEOSPACE Consortium Meeting, BGS Edinburgh, 29-30 August 2006. (Unpublished)

Clarke, Ellen; Thomson, Alan W.P.. 2005 BINCASTS : BGS Index Nowcasts and Forecasts. [Poster] In: 2nd European Space Weather Week, Noordwijk, The Netherlands, 14-18 Nov 2005. (Unpublished)

Clarke, E.; Baillie, O.; McKay, A.J.; Reay, S.J.; Thomson, A.W.P.. 2005 Automated real time detection of solar wind shocks and consequences for the identification of SSC and SI events. [Poster] In: IAGA 2005 Scientific Assembly, Toulouse, France, 18-29 July 2005. (Unpublished)

McKay, Allan; Clarke, Ellen; Reay, Sarah; Thomson, Alan. 2005 Geomagnetically Induced Currents (GIC) in power networks as a source of electromagnetic sounding data. [Poster] In: IAGA Scientific Assembly 2005, Toulouse, France, 18-29 July 2005. (Unpublished)

Thomson, Alan; McKay, Allan; Clarke, Ellen; Reay, Sarah. 2004 Project ‘SWIMIC’: a geomagnetically induced current monitoring service for the Scottish Power Grid. [Poster] In: First European Space Weather Week 2004, Noordwijk, The Netherlands, 29 Nov - 3 Dec 2004. (Unpublished)

Thomson, Alan; McKay, Allan. 2004 Space weather and UK geomagnetically induced currents. [Poster] In: COST 724 Action on Space Weather Management Meeting, Trieste, Italy, October 2004. (Unpublished)

McKay, Allan; Clarke, Ellen; Reay, Sarah; Thomson, Alan. 2004 Modelling the effects of space weather at the Earth’s surface : a UK geoelectric field model. [Poster] In: MIST/UKSP 2004, Edinburgh, UK, 29 March - 1 April 2004. (Unpublished)

Lesur, Vincent; Thomson, Alan; Macmillan, Susan. 2003 A geomagnetic field model for year 2001 with daily estimations of dipole terms. [Poster] In: EGS-AGU-EUG Joint Assembly, Nice, France, 7-11 April 2003. (Unpublished)

Lesur, Vincent; Thomson, Alan W.P.. 2002 A comparison of CHAMP and Ørsted Main and External Field Models for 2001. [Poster] In: First CHAMP Science Meeting, Potsdam, Germany, 22-25 January 2002. (Unpublished)

Clarke, Ellen; Thomson, Alan. 2001 Real-time magnetic activity indices : two examples in daily use. [Poster] In: IAGA 9th Scientific Assembly, Hanoi, Vietnam, 18-30 August 2001. (Unpublished)

Thomson, Alan; Clarke, Ellen. 2001 Geomagnetically induced currents in northern Europe during the April and July storms in 2000. [Poster] In: XXVI EGS General Assembly, Nice, France, 25-30 March 2001. (Unpublished)

Macmillan, Susan; Thomson, Alan. 2000 Aspects of main-field and secular variation models derived from Ørsted and contemporary ground-based data. [Poster] In: AGU Fall Meeting (December 2000), San Francisco, USA, 15-19 December 2000. (Unpublished)

Publication - Report

Wang, Guanren ORCID: https://orcid.org/0000-0001-9563-8864; Beggan, Ciaran D. ORCID: https://orcid.org/0000-0002-2298-0578; Turbitt, Christopher ORCID: https://orcid.org/0000-0003-4338-3884. 2022 Merging fluxgate and induction coil data collected from Eskdalemuir geophysical observatory to produce low-noise, one-second data. Edinburgh, UK, British Geological Survey, 23pp. (IR/22/020) (Unpublished)

Huebert, J.; Eaton, E.; Beggan, C.D.. 2022 Developing a UK new ground electric field model for SWIMMR N4 (SAGE) : interim report. Edinburgh, UK, British Geological Survey, 43pp. (OR/22/067) (Unpublished)

Thomson, Alan, ed. 2020 Geomagnetism review 2019. Edinburgh, UK, British Geological Survey, 56pp. (OR/20/008) (Unpublished)

Thomson, Alan W.P., ed. 2018 Geomagnetism review 2017. Edinburgh, UK, British Geological Survey, 46pp. (OR/18/036) (Unpublished)

Thomson, Alan W.P., ed. 2017 Geomagnetism Review 2016. Edinburgh, UK, British Geological Survey, 40pp. (OR/17/043) (Unpublished)

Thomson, Alan W.P., ed. 2016 Geomagnetism review 2015. British Geological Survey, 39pp. (OR/16/030) (Unpublished)

Chulliat, Arnaud; Macmillan, Susan; Alken, Patrick; Beggan, Ciaran; Nair, Manoj; Hamilton, Brian; Woods, Adam; Ridley, Victoria; Maus, Stefan; Thomson, Alan. 2015 The US/UK World Magnetic Model for 2015-2020. BGS and NOAA, 112pp.

Thomson, Alan W.P.. 2015 Geomagnetism review 2014. Nottingham, UK, British Geological Survey, 34pp. (OR/15/034) (Unpublished)

Thomson, Alan W.P., ed. 2014 Geomagnetism : review 2013. British Geological Survey, 40pp. (OR/14/016) (Unpublished)

Beggan, C.; Kelly, G.; Baillie, O.; Viljanen, A.; Ngwira, C.. 2014 Project EURISGIC : worst case scenarios (technical note D5.1). Nottingham, UK, British Geological Survey, 40pp. (OR/14/004) (Unpublished)

Cannon, Paul; Angling, Matthew; Barclay, Les; Curry, Charles; Dyer, Clive; Edwards, Robert; Greene, Graham; Hapgood, Michael; Horne, Richard ORCID: https://orcid.org/0000-0002-0412-6407; Jackson, David; Mitchell, Cathryn; Owen, John; Richards, Andrew; Rogers, Christopher; Ryden, Keith; Saunders, Simon; Sweeting, Martin; Tanner, Rick; Thomson, Alan; Underwood, Craig. 2013 Extreme space weather: impacts on engineered systems and infrastructure. London, Royal Academy of Engineering, 24pp.

Thomson, Alan W.P., ed. 2013 Geomagnetism Review 2012. Edinburgh, UK, British Geological Survey, 46pp. (OR/13/030) (Unpublished)

British Geological Survey. 2012 Geomagnetism : review 2011. Edinburgh, UK, British Geological Survey, 50pp. (OR/12/056) (Unpublished)

British Geological Survey. 2011 Geomagnetism : review 2010. Edinburgh, UK, British Geological Survey, 44pp. (OR/11/036) (Unpublished)

Maus, S.; Macmillan, S.; McLean, S.; Hamilton, B.; Thomson, A.; Nair, M.; Rollins, C.. 2010 The US/UK World Magnetic Model for 2010-2015. British Geological Survey. (NOAA Technical Report NESDIS/NGDC)

Thomson, Alan W.P.. 2010 Geomagnetism : review 2009. British Geological Survey, 35pp. (OR/10/029) (Unpublished)

Thomson, Alan W.P., ed. 2009 Geomagnetism : review 2007-2008. Edinburgh, UK, British Geological Survey, 45pp. (OR/09/016) (Unpublished)

Output (Electronic)

Thomson, Alan. Calibration and Cleaning of Magnetic Satellite Data. 2012, [Output (Electronic)]