Items where NERC Author is "Challenor, Peter"

Publication - Article

Hemmings, J.C.P.; Challenor, P.G.; Yool, A. ORCID: https://orcid.org/0000-0002-9879-2776. 2015 Mechanistic site-based emulation of a global ocean biogeochemical model (MEDUSA 1.0) for parametric analysis and calibration: an application of the Marine Model Optimization Testbed (MarMOT 1.1). Geoscientific Model Development, 8. 697-731. 10.5194/gmd-8-697-2015

Challenor, P.. 2013 Experimental design for the validation of kriging metamodels in computer experiments. Journal of Simulation, 7 (4). 290-296. 10.1057/jos.2013.17

Coll, John; Woolf, David K.; Gibb, Stuart W.; Challenor, Peter G.. 2013 Sensitivity of ferry services to the western isles of Scotland to changes in wave and wind climate. Journal of Applied Meteorology and Climatology, 52 (5). 1069-1084. 10.1175/JAMC-D-12-0138.1

Williamson, Daniel; Goldstein, Michael; Allison, Lesley; Blaker, Adam ORCID: https://orcid.org/0000-0001-5454-0131; Challenor, Peter; Jackson, Laura; Yamazaki, Kuniko. 2013 History matching for exploring and reducing climate model parameter space using observations and a large perturbed physics ensemble. Climate Dynamics, 41 (7-8). 1703-1729. 10.1007/s00382-013-1896-4

Hemmings, J.C.P.; Challenor, P.G.. 2012 Addressing the impact of environmental uncertainty in plankton model calibration with a dedicated software system: the Marine Model Optimization Testbed (MarMOT 1.1 alpha). Geoscientific Model Development, 5 (2). 471-498. 10.5194/gmd-5-471-2012

Tokmakian, Robin; Challenor, Peter; Andrianakis, Yiannis. 2012 On the Use of Emulators with Extreme and Highly Nonlinear Geophysical Simulators. Journal of Atmospheric and Oceanic Technology, 29 (11). 1704-1715. 10.1175/JTECH-D-11-00110.1

Andrianakis, Ioannis; Challenor, Peter G.. 2012 The effect of the nugget on Gaussian process emulators of computer models. Computational Statistics & Data Analysis, 56 (12). 4215-4228. 10.1016/j.csda.2012.04.020

Stanford, J.D.; Hemingway, R.; Rohling, E.J.; Challenor, P.G.; Medina-Elizalde, M.; Lester, A.J.. 2011 Sea-level probability for the last deglaciation: A statistical analysis of far-field records. Global and Planetary Change, 79 (3-4). 193-203. 10.1016/j.gloplacha.2010.11.002

Mackay, Edward B.L.; Challenor, Peter G.; Bahaj, AbuBakr S.. 2011 A comparison of estimators for the generalised Pareto distribution. Ocean Engineering, 38 (11-12). 1338-1346. 10.1016/j.oceaneng.2011.06.005

Challenor, P.G.. 2011 Designing a computer experiment that involves switches. Journal of Statistical Theory and Practice, 5 (1). 47-57. 10.1080/15598608.2011.10412049

Brito, M.; Griffiths, G.; Challenor, P.. 2010 Risk Analysis for Autonomous Underwater Vehicle Operations in Extreme Environments. Risk Analysis, 30 (12). 1771-1788. 10.1111/j.1539-6924.2010.01476.x

Hopkins, Joanne ORCID: https://orcid.org/0000-0003-1504-3671; Shaw, A.G.P.; Challenor, P.. 2010 The Southland Front, New Zealand: Variability and ENSO correlations. Continental Shelf Research, 30 (14). 1535-1548. 10.1016/j.csr.2010.05.016

Mackay, Edward B.L.; Bahaj, Abubakr S.; Challenor, Peter G.. 2010 Uncertainty in wave energy resource assessment part 1: historic data. Renewable Energy, 35 (8). 1792-1808. 10.1016/j.renene.2009.10.026

Mackay, Edward B.L.; Bahaj, AbuBakr S.; Challenor, Peter G.. 2010 Uncertainty in wave energy resource assessment part 2: variability and predictability. Renewable Energy, 35 (8). 1809-1819. 10.1016/j.renene.2009.10.027

Gómez-Enri, Jesus; Vignudelli, Stefano; Quartly, Graham D.; Gommenginger, Christine P. ORCID: https://orcid.org/0000-0002-6941-1671; Cipollini, Paolo; Challenor, Peter G.; Benveniste, Jérôme. 2010 Modeling Envisat RA-2 waveforms in the coastal zone: case-study of calm water contamination. IEEE Geoscience and Remote Sensing Letters, 7 (3). 474-478. 10.1109/LGRS.2009.2039193

Mackay, Edward B.L.; Challenor, Peter G.; Bahaj, AbuBakr S.. 2010 On the use of discrete seasonal and directional models for the estimation of extreme wave conditions. Ocean Engineering, 37 (5-6). 425-442. 10.1016/j.oceaneng.2010.01.017

Hopkins, Jo ORCID: https://orcid.org/0000-0003-1504-3671; Challenor, Peter; Shaw, Andrew G.P.. 2010 A new statistical modeling approach to ocean front detection from SST satellite images. Journal of Atmospheric and Oceanic Technology, 27 (1). 173-191. 10.1175/2009JTECHO684.1

Stanford, J.D.; Rohling, E.J.; Challenor, P.G.. 2010 Do the Sunda Shelf and Barbados timings for mwp-la agree? (abstract of paper presented at Goldschmidt 2010 - Earth, Energy, and the Environment, 13-18 June 2010, Knoxville, TN). Geochimica et Cosmochimica Acta, 74 (12 (Suppl. 1)). p.A988.

Soane, Emma; Schubert, Iljana; Challenor, Peter; Lunn, Rebecca; Narendran, Sunitha; Pollard, Simon. 2010 Flood perception and mitigation: the role of severity, agency, and experience in the purchase of flood protection, and the communication of flood information. Environment and Planning A, 42 (12). 3023-3038. 10.1068/a43238

Tsimplis, M.N.; Marcos, M.; Pérez, B.; Challenor, P.; Garcia-Fernandez, M.J.; Raicich, F.. 2009 On the effect of the sampling frequency of sea level measurements on return period estimate of extremes—Southern European examples. Continental Shelf Research, 29 (18). 2214-2221. 10.1016/j.csr.2009.08.015

Challenor, P.G.. 2009 Comments by P. Challenor on Goldstein and Rougier. Journal of Statistical Planning and Inference, 139 (3). p.1248. 10.1016/j.jspi.2008.08.012

Sahu, Sujit K.; Challenor, Peter. 2008 A space-time model for joint modeling of ocean temperature and salinity levels as measured by Argo floats. Environmetrics, 19 (5). 509-528. 10.1002/env.895

Mackay, E.B.L.; Retzler, C.H.; Challenor, P.G.; Gommenginger, C.P. ORCID: https://orcid.org/0000-0002-6941-1671. 2008 A parametric model for ocean wave period from Ku band altimeter data. Journal of Geophysical Research, 113 (C3). C03029. 10.1029/2007JC004438

Gomez-Enri, J.; Srokosz, M.A. ORCID: https://orcid.org/0000-0002-7347-7411; Gommenginger, C.P. ORCID: https://orcid.org/0000-0002-6941-1671; Challenor, P.G.; Milagro-Pérez, M.P.. 2007 On the impact of mispointing error and hamming filtering on altimeter waveform retracking and skewness retrieval. Marine Geodesy, 30 (3). 217-233. 10.1080/01490410701438166

Gomez-Enri, J.; Gommenginger, C.P. ORCID: https://orcid.org/0000-0002-6941-1671; Srokosz, M.A. ORCID: https://orcid.org/0000-0002-7347-7411; Challenor, P.G.; Benveniste, J.. 2007 Measuring global ocean wave skewness by retracking RA-2 ENVISAT waveforms. Journal of Atmospheric and Oceanic Technology, 24 (6). 1102-1116. 10.1175/JTECH2014.1

Challenor, P.. 2007 The probability of rapid climate change: II. Significance, 4 (2). 60-62. 10.1111/j.1740-9713.2007.00226.x

Cromwell, D.; Shaw, A.G.P.; Challenor, P.; Houseago-Stokes, R.E.; Tokmakian, R.. 2007 Towards measuring the meridional overturning circulation from space. Ocean Science, 3 (2). 223-228.

Pezzi, L.P.; Caltabiano, A.C.V.; Challenor, P.. 2006 Satellite observations of the Pacific tropical instability wave characteristics and their interannual variability. International Journal of Remote Sensing, 27 (8). 1581-1599. 10.1080/01431160500380588

Wimmer, Werenfrid; Challenor, Peter; Retzler, Chris. 2006 Extreme wave heights in the North Atlantic from altimeter data. Renewable Energy, 31 (2). 241-248. 10.1016/j.renene.2005.08.019

Cipollini, P.; Challenor, P.G.; Colombo, S.. 2006 A method for tracking individual planetary waves in remotely sensed data. IEEE Transactions on Geoscience and Remote Sensing, 44 (1). 159-166. 10.1109/TGRS.2005.859355

Gomez-Enri, J.; Gommenginger, C.P. ORCID: https://orcid.org/0000-0002-6941-1671; Challenor, P.G.; Srokosz, M.A. ORCID: https://orcid.org/0000-0002-7347-7411; Drinkwater, M.R.. 2006 ENVISAT radar altimeter tracker bias. Marine Geodesy, 29 (1). 19-38. 10.1080/01490410600582296

Kent, E.C. ORCID: https://orcid.org/0000-0002-6209-4247; Challenor, P.G.. 2006 Toward estimating climatic trends in SST. Part II: random errors. Journal of Atmospheric and Oceanic Technology, 23 (3). 476-486. 10.1175/JTECH1844.1

Karaev, V.Y.; Kanevsky, M.B.; Balandina, G.N.; Meshkov, E.M.; Challenor, P.; Srokosz, M. ORCID: https://orcid.org/0000-0002-7347-7411; Gommenginger, C. ORCID: https://orcid.org/0000-0002-6941-1671. 2006 A rotating knife-beam altimeter for wind-swath remote sensing of ocean: wind and waves. Sensors, 6. 620-642.

Zarnecki, John C.; Leese, Mark R.; Hathi, Brijen; Ball, Andrew J.; Hagermann, Axel; Towner, Martin C.; Lorenz, Ralph D.; McDonnell, J. Anthony M.; Green, Simon F.; Patel, Manish R.; Ringrose, Timothy J.; Rosenberg, Philip D.; Atkinson, Karl R.; Paton, Mark D.; Banaszkiewicz, Marek; Clark, Benton C.; Ferri, Francesca; Fulchignoni, Marcello; Ghafoor, Nadeem A.L.; Kargl, Günter; Svedhem, Håkan; Delderfield, John; Grande, Manuel; Parker, David J.; Challenor, Peter G.; Geake, John E.. 2005 A soft solid surface on Titan as revealed by the Huygens Surface Science Package. Nature, 438 (7069). 792-795. 10.1038/nature04211

Tsimplis, M.N.; Woolf, D.K.; Osborn, T.J.; Wakelin, S. ORCID: https://orcid.org/0000-0002-2081-2693; Wolf, J. ORCID: https://orcid.org/0000-0003-4129-8221; Flather, R.; Shaw, A.G.P.; Woodworth, P.; Challenor, P.; Blackman, D.; Pert, F.; Yan, Z.; Jevrejeva, S. ORCID: https://orcid.org/0000-0001-9490-4665. 2005 Towards a vulnerability assessment of the UK and northern European coasts: the role of regional climate variability. Philosophical Transactions of the Royal Society A, 363 (1831). 1329-1358. 10.1098/rsta.2005.1571

West, L.J.; Killworth, P.D.; Challenor, P.G.; Cornell, V.C.. 2005 Remote visualization of Labrador convection in large oceanic datasets. Atmospheric Science Letters, 6 (4). 198-203.

Karaev, V.Y.; Kanevsky, M.B.; Balandina, G.N.; Challenor, P.; Gommenginger, C. ORCID: https://orcid.org/0000-0002-6941-1671; Srokosz, M. ORCID: https://orcid.org/0000-0002-7347-7411. 2005 The concept of a microwave radar with an asymmetric knifelike beam for the remote sensing of ocean waves. Journal of Atmospheric and Oceanic Technology, 22 (11). 1809-1820. 10.1175/JTECH1807.1

Challenor, P.G.; Cipollini, P.; Cromwell, D.; Hill, K.L. ORCID: https://orcid.org/0000-0002-6802-4098; Quartly, G.D.; Robinson, I.S.. 2004 Characteristics of mid-latitude Rossby wave propagation from multiple satellite datasets. International Journal of Remote Sensing, 25 (7-8). 1297-1302. 10.1080/01431160310001592201

Hemmings, J.C.P.; Srokosz, M.A. ORCID: https://orcid.org/0000-0002-7347-7411; Challenor, P.; Fasham, M.J.R.. 2004 Split-domain calibration of an ecosystem model using satellite ocean colour data. Journal of Marine Systems, 50 (3-4). 141-179. 10.1016/j.jmarsys.2004.02.003

Houseago-Stokes, R.E.; Challenor, P.G.. 2004 Using PPCA to estimate EOFS in the presence of missing values. Journal of Atmospheric and Oceanic Technology, 21 (9). 1471-1480. 10.1175/1520-0426(2004)021<1471:UPTEEI>2.0.CO;2

Challenor, P.. 2004 The probability of rapid climate change. Significance, 1 (4). 155-158.

Gommenginger, C.P. ORCID: https://orcid.org/0000-0002-6941-1671; Srokosz, M.A. ORCID: https://orcid.org/0000-0002-7347-7411; Challenor, P.G.. 2003 Measuring ocean wave period with satellite altimeters: a simple empirical model. Geophysical Research Letters, 30 (22). 02150-[5pp]. 10.1029/2003GL017743

Stuart-Menteth, Alice C.; Robinson, Ian S.; Challenor, Peter G.. 2003 A global study of diurnal warming using satellite-derived sea surface temperature. Journal of Geophysical Research, 108 (C5). 3155-[16pp}. 10.1029/2002JC001534

Quartly, Graham D.; Cipollini, Paolo; Cromwell, David; Challenor, Peter G.. 2003 Rossby waves: synergy in action. Philosophical Transactions of the Royal Society of London A, 361 (1802). 57-63. 10.1098/rsta.2002.1108

Hemmings, J.C.P.; Srokosz, M.A. ORCID: https://orcid.org/0000-0002-7347-7411; Challenor, P.; Fasham, M.J.R.. 2003 Assimilating satellite ocean-colour observations into oceanic ecosystem models. Philosophical Transactions of the Royal Society of London A, 361 (1802). 33-39. 10.1098/rsta.2002.1104

Woolf, D.K.; Cotton, P.D.; Challenor, P.G.. 2003 Measurements of the offshore wave climate around the British Isles by satellite altimeter. Philosophical Transactions of the Royal Society of London A, 361 (1802). 27-31. 10.1098/rsta.2002.1103

Griffiths, G.; Millard, N.W.; McPhail, S.D.; Stevenson, P.; Challenor, P.G.. 2003 On the reliability of the Autosub autonomous underwater vehicle. Underwater Technology: International Journal of the Society for Underwater Technology, 25 (4). 175-184.

Rohling, E.J.; Mayewski, P.A.; Challenor, P.. 2003 On the timing and mechanism of millennial-scale climate variability during the last glacial cycle. Climate Dynamics, 20 (2-3). 257-267. 10.1007/s00382-002-0266-4

Stuart-Menteth, A.; Robinson, I.; Challenor, P.. 2003 A global analysis of the diurnal sea surface temperature cycle (abstract of paper to be presented at: AGU Ocean Sciences Meeting, 26-30 January 2004, Portland, Oregon). EOS: Transactions American Geophysical Union, 84 (52, Supplement). OS81.

Woolf, D.K.; Challenor, P.G.; Cotton, P.D.. 2002 Variability and predictability of the North Atlantic wave climate. Journal of Geophysical Research C (Oceans), 107 (C10). 3145-[14pp]. 10.1029/2001JC001124

Challenor, P.G.; Cipollini, P.; Cromwell, D.. 2002 Corrigendum: Use of the 3D radon transform to examine the properties of oceanic Rossby waves. (Ibid, 18, 2001, 1558-1566.). Journal of Atmospheric and Oceanic Technology, 19 (5). p.828. 10.1175/1520-0426(2002)019<0828:C>2.0.CO;2

Gommenginger, C.P. ORCID: https://orcid.org/0000-0002-6941-1671; Srokosz, M.A. ORCID: https://orcid.org/0000-0002-7347-7411; Challenor, P.G.; Cotton, P.D.. 2002 Development and validation of altimeter wind speed algorithms using an extended collocated buoy/TOPEX dataset. IEEE Transactions on Geoscience and Remote Sensing, 40 (2). 251-260. 10.1109/36.992782

Karaev, V.Y.; Kanevsky, M.B.; Cotton, P.D.; Challenor, P.G.. 2002 Is it possible to measure ocean surface slopes with a microwave radar at nadir probing? International Journal of Remote Sensing, 23 (16). 3251-3262. 10.1080/01431160110114970

Karaev, V.Y.; Kanevsky, M.B.; Balandina, G.N.; Cotton, P.D.; Challenor, P.G.; Gommenginger, C.P. ORCID: https://orcid.org/0000-0002-6941-1671; Srokosz, M.A. ORCID: https://orcid.org/0000-0002-7347-7411. 2002 On the problem of the near ocean surface wind speed retrieval by radar altimeter: a two-parameter algorithm. International Journal of Remote Sensing, 23 (16). 3263-3283. 10.1080/01431160110075587

Fuentes, M.; Guttorp, P.; Challenor, P.. 2002 Statistical assessment of numerical models. International Statistical Review, 71 (2). 201-221. 10.1111/j.1751-5823.2003.tb00193.x

Gourrion, J.; Vandemark, D.; Bailey, S.; Chapron, B.; Gommenginger, C.P. ORCID: https://orcid.org/0000-0002-6941-1671; Challenor, P.G.; Srokosz, M.A. ORCID: https://orcid.org/0000-0002-7347-7411. 2002 A two-parameter wind speed algorithm for Ku-band altimeters. Journal of Atmospheric and Oceanic Technology, 19 (12). 2030-2048. 10.1175/1520-0426(2002)019<2030:ATPWSA>2.0.CO;2

Cipollini, Paolo; Cromwell, David; Challenor, Peter G.; Raffaglio, Stefano. 2001 Rossby waves detected in global ocean colour data. Geophysical Research Letters, 28 (2). 323-326. 10.1029/1999GL011231

Challenor, P.; Cipollini, P.; Cromwell, D.; Gommenginger, C. ORCID: https://orcid.org/0000-0002-6941-1671; Quartly, G.; Snaith, H.; Srokosz, M. ORCID: https://orcid.org/0000-0002-7347-7411; Woolf, D.. 2001 Altimetry research with Jason-1 at SOC. AVISO Altimetry Newsletter, No. 8. 29-30.

Anderson, T.R. ORCID: https://orcid.org/0000-0002-7408-1566; Spall, S.A.; Yool, A. ORCID: https://orcid.org/0000-0002-9879-2776; Cipollini, P.; Challenor, P.G.; Fasham, M.J.R.. 2001 Global fields of sea surface dimethylsulfide predicted from chlorophyll, nutrients and light. Journal of Marine Systems, 30 (1-2). 1-20. 10.1016/S0924-7963(01)00028-8

Subrahmanyam, B.; Robinson, I.S.; Blundell, J.R.; Challenor, P.G.. 2001 Indian Ocean Rossby waves observed in TOPEX/POSEIDON altimeter data and in model simulations. International Journal of Remote Sensing, 22 (1). 141-167. 10.1080/014311601750038893

Topliss, B.J.; Stepanzcak, M.; Snaith, H.M.; Challenor, P.; Guymer, T.H.. 2001 Ocean feature detection using altimetry backscatter: the Gulf Stream. International Journal of Remote Sensing, 22 (5). 843-849. 10.1080/01431160051060282

Challenor, P.G.; Cipollini, P.; Cromwell, D.. 2001 Use of the 3D radon transform to examine the properties of oceanic Rossby waves. Journal of Atmospheric and Oceanic Technology, 18 (9). 1558-1566. 10.1175/1520-0426(2001)018<1558:UOTRTT>2.0.CO;2

Cotton, P.D.; Carter, D.J.T.; Challenor, P.G.; Kareev, V.Y.. 2001 A coordinated programme for global calibration/validation of altimeter sea state data. AVISO Altimetry Newsletter, No. 8. 41-42.

Carter, D.J.T.; Challenor, P.G.. 2000 Errors in estimates of high wind speeds by altimeters. CERSAT News (11). Scientific Topic No. 3.

Gommenginger, C.P. ORCID: https://orcid.org/0000-0002-6941-1671; Srokosz, M.A. ORCID: https://orcid.org/0000-0002-7347-7411; Challenor, P.G.; Karaev, V.Y.; Cotton, P.D.. 2000 New investigations into the effect of waves on altimeter wind speed retrieval. CERSAT News (11). Scientific Topic No. 9.

Ghafoor, N.A-L.; Zarnecki, J.C.; Challenor, P.; Srokosz, M.A. ORCID: https://orcid.org/0000-0002-7347-7411. 2000 Wind-driven surface waves on Titan. Journal of Geophysical Research E (Planets), 105 (E5). 12077-12091.

Kent, E.C. ORCID: https://orcid.org/0000-0002-6209-4247; Taylor, P.K.; Challenor, P.G.. 2000 The effect of successive correction on variability estimates for climatological datasets. Journal of Climate, 13 (11). 1845-1857. 10.1175/1520-0442(2000)013<1845:TEOSCO>2.0.CO;2

Kent, E.C. ORCID: https://orcid.org/0000-0002-6209-4247; Challenor, P.G.; Taylor, P.K.. 1999 A statistical determination of the random observational errors present in Voluntary Observing Ships meteorological reports. Journal of Atmospheric and Oceanic Technology, 16 (7). 905-914. 10.1175/1520-0426(1999)016<0905:ASDOTR>2.0.CO;2

Kent, E.C. ORCID: https://orcid.org/0000-0002-6209-4247; Taylor, P.K.; Challenor, P.G.. 1998 A comparison of ship- and scatterometer-derived wind speed data in open ocean and coastal areas. International Journal of Remote Sensing, 19 (17). 3361-3381. 10.1080/014311698214046

Publication - Book Section

Cutter, M.A.; Regan, A.; Cotton, D.P.; Shaw, A.; Challenor, P.; Martin, M.; Le Roy, Y.; Berry, P.; Smith, R.. 2011 Oceanographic constellation modelling for fine scale altimetry. In: 62nd International Astronautical Congress 2011 (IAC 2011). Paris, International Astronautical Federation, 2561-2567.

Gommenginger, C. ORCID: https://orcid.org/0000-0002-6941-1671; Thibaut, P.; Fenoglio-Marc, L.; Quartly, G.; Deng, X.; Gomez-Enri, J.; Challenor, P.; Gao, Y.. 2011 Retracking altimeter waveforms near the coasts. In: Vignudelli, Stefano; Kostianoy, Andrey G.; Cipollini, Paolo; Benveniste, Jerome, (eds.) Coastal Altimetry. Berlin, Springer, 61-102, 566pp.

Challenor, P.; McNeall, D.; Gattiker, J.. 2010 Assessing the probability of rare climate events. In: O'Hagan, Anthony; West, Mike, (eds.) The Oxford Handbook of Applied Bayesian Analysis. Oxford, Oxford University Press, 403-430, 876pp. (Oxford Handbooks in Mathematics).

Cipollini, P.; Quartly, G.D.; Challenor, P.G.; Cromwell, D.; Robinson, I.S.. 2006 Remote sensing of extra-equatorial planetary waves. In: Gower, J.F.R., (ed.) Manual of Remote Sensing, Volume 6: Remote Sensing of Marine Environment. Bethesda MD, USA, American Society for Photogrammetry and Remote Sensing, 61-84, 24pp.

Challenor, P.G.; Hankin, R.K.S.; Marsh, R.. 2006 Towards the probability of rapid climate change. In: Schellnhuber, H.J.; Cramer, W.; Nakicenovic, N.; Wigley, T.; Yohe, G., (eds.) Avoiding dangerous climate change. Cambridge, UK, Cambridge University Press, 55-63, 406pp.

Woolf, D.K.; Coll, J.; Gibb, S.; Challenor, P.G.. 2004 Sensitivity of ferry services to the Western Isles of Scotland to changes in wave climate. In: The 23rd International Conference on Offshore Mechanics and Arctic Engineering, Vancouver, Canada, 20-25 June 2004. New York, USA, ASME Ocean, Offshore and Arctic Engineering (OOAE) Division.

Challenor, P.; Wimmer, W.; Ashton, I.. 2004 Climate change and extreme wave heights in the North Atlantic. In: 2004 Envisat and ERS Symposium, Salzburg, Austria, 6-10 September 2004: programme and abstract book. Paris, France, European Space Agency, Abs 527.

Cotton, D.; Challenor, P.; Lefevre, J.. 2004 Cross calibration of Envisat, ERS-2, JASON, TOPEX-POSEIDON, and Geosat follow-on wind and wave data, based on comparisons with in-situ data and wave model analysis fields. In: 2004 Envisat and ERS Symposium, Salzburg, Austria, 6-10 September 2004: programme and abstract book. Paris, France, European Space Agency, Abs 341.

Aiken, J.; Hardman-Mountford, N.; Ufermann, S.; Woolf, D.; Challenor, P.; Robinson, I.. 2004 Exploiting Envisat-ERS data for deriving air-sea fluxes of CO2. In: 2004 Envisat and ERS Symposium, Salzburg, Austria, 6-10 September 2004: programme and abstract book. Paris, France, European Space Agency, Abs 696.

Gommenginger, C.P. ORCID: https://orcid.org/0000-0002-6941-1671; Srokosz, M.A. ORCID: https://orcid.org/0000-0002-7347-7411; Challenor, P.G.; Cotton, P.D.. 2004 Measuring ocean wave period and wave height with satellite altimeters. In: The 23rd International Conference on Offshore Mechanics and Arctic Engineering, Vancouver, Canada, 20-25 June 2004. New York, USA, ASME Ocean, Offshore and Arctic Engineering (OOAE) Division, Paper OMAE200451423-[8pp].

Gommenginger, C. ORCID: https://orcid.org/0000-0002-6941-1671; Cotton, D.; Srokosz, M. ORCID: https://orcid.org/0000-0002-7347-7411; Challenor, P.. 2004 Ocean wave period from space: validation using Envisat RA2 data. In: 2004 Envisat and ERS Symposium, Salzburg, Austria, 6-10 September 2004: programme and abstract book. Paris, France, European Space Agency, Abs 606.

Challenor, P.; Gommenginger, C. ORCID: https://orcid.org/0000-0002-6941-1671; Quartly, G.; Gomez-Enri, J.; Srokosz, M. ORCID: https://orcid.org/0000-0002-7347-7411; Berry, P.; Mathers, L.; Bennett, J.; Cotton, D.; Carter, D.; LeDuc, I.; Rogers, C.; Benveniste, J.. 2004 RAIES: Envisat RA2 individual echoes and S-band data for new scientific applications for ocean, coastal, land and ice remote sensing. In: 2004 Envisat and ERS Symposium, Salzburg, Austria, 6-10 September 2004: programme and abstract book. Paris, France, European Space Agency, Abs 642.

Gomez-Enri, J.; Gommenginger, C. ORCID: https://orcid.org/0000-0002-6941-1671; Challenor, P.; Srokosz, M. ORCID: https://orcid.org/0000-0002-7347-7411; Quartly, G.. 2004 Retrieval of geophysical parameters from RA2 Envisat waveforms using a non-inear MLE retracker. In: 2004 Envisat and ERS Symposium, Salzburg, Austria, 6-10 September 2004: programme and abstract book. Paris, France, European Space Agency, Abs 281.

Gommenginger, C.P. ORCID: https://orcid.org/0000-0002-6941-1671; Srokosz, M.A. ORCID: https://orcid.org/0000-0002-7347-7411; Challenor, P.G.; Cotton, P.D.. 2003 An empirical model to retrieving ocean wave period from nadir altimeter data. In: IGARSS 2003. 2003 IEEE International Geoscience and Remote Sensing Symposium. Proceedings (IEEE Cat. No.03CH37477). Piscataway, NJ, IEEE, 2706-2708.

Guymer, T.H.; Challenor, P.G.; Cipollini, P.; Cromwell, D.; Quartly, G.D.; Srokosz, M.A. ORCID: https://orcid.org/0000-0002-7347-7411; Cotton, P.D.. 2002 Multi-sensor satellite monitoring of ocean climate. In: Flemming, N.C.; Vallerga, S.; Pinardi, N.; Behrens, H.W.A.; Manzella, G.; Prandle, D.; Stel, J.H., (eds.) Operational oceanography: implementation at the European and regional scales. Proceedings of the second international Conference on EuroGOOS, 11-13 March 1999, Rome, Italy. Amsterdam, Netherlands, Elsevier, 405-419, 572pp. (Elsevier Oceanography Series, 66).

Gommenginger, C.P. ORCID: https://orcid.org/0000-0002-6941-1671; Srokosz, M.A. ORCID: https://orcid.org/0000-0002-7347-7411; Challenor, P.G.; Karaev, V.; Cotton, P.D.. 2002 Ocean wave effects on global altimeter wind climate retrieval. In: Edge, B.L.; Hemsley, J.M., (eds.) Ocean wave measurement and analysis: Proceedings of the Fourth International Symposium WAVES 2001, Vol. 1. New York, USA, American Society of Civil Engineers, 144-153.

Woolf, D.K.; Challenor, P.G.. 2002 Statistical comparisons of satellite and model wave climatologies. In: Edge, B.L.; Hemsley, J.M., (eds.) Ocean wave measurement and analysis: Proceedings of the Fourth International Symposium WAVES 2001, Vol. 1. New York, USA, American Society of Civil Engineers, 640-649.

Guymer, T.H.; Challenor, P.G.; Srokosz, M.A. ORCID: https://orcid.org/0000-0002-7347-7411. 2001 Oceanography from space: past success, future challenge. In: Deacon, M.; Rice, T.; Summerhayes, C., (eds.) Understanding the oceans: a century of ocean exploration. London, UK, UCL Press, 193-211, 300pp.

Cipollini, P.; Cromwell, D.; Quartly, G.; Challenor, P.G.. 2000 Remote sensing of oceanic extra-tropical Rossby waves. In: Halpern, D., (ed.) Satellites, Oceanography and Society. Amsterdam, The Netherlands, Elsevier Sciences, 99-123, 367pp. (Elsevier Oceanography Series, 63).

Publication - Conference Item

Cromwell, D.; Houseago-Stokes, R.E.; Shaw, A.G.P.; Challenor, P.G.; Tokmakian, R.. 2005 Towards measuring the meridional overturning circulation from space. [Poster] In: 2005 NERC Earth Observation Conference, Portsmouth, UK, 06 Sep 2005. Portsmouth, UK, University of Portsmouth for RPSSoc. (Unpublished)

Cipollini, P.; Challenor, P.G.; Cromwell, D.; Hill, K.L. ORCID: https://orcid.org/0000-0002-6802-4098; Quartly, G.D.; Robinson, I.S.. 2000 Remote sensing of oceanic Rossby waves: New techniques and results. In: IGARSS 2000: IEEE International Symposium on Geoscience and Remote Sensing, Honolulu, HI, USA, 24-28 July 2000. IEEE, 1824-1826.

Publication - Report

Sahu, Sujit K.; Challenor, Peter. 2007 A space-time model for joint modeling of ocean temperature and salinity levels as measured by Argo Floats. Southampton, UK, Southampton Statistical Sciences Research Institute, 25pp. (S3RI Methodology Working Papers M07/14) (Unpublished)

Challenor, P.G.; Gommenginger, C.P. ORCID: https://orcid.org/0000-0002-6941-1671; Quartly, G.D.; Gomez-Enri, J.; Srokosz, M.A. ORCID: https://orcid.org/0000-0002-7347-7411; Caltabiano, A.; Berry, P.A.M.; Mathers, L.; Garlick, J.; Cotton, P.D.; Carter, D.J.T.. 2004 Exploitation of the ENVISAT radar altimeter individual echoes and S-band data for ocean, coastal zone, land and ice/sea ice altimetry (RAIES). Task 6: Scientific applications of S-band data. Southampton, UK, Southampton Oceanography Centre, 77pp. (Southampton Oceanography Centre Research and Consultancy Report 94)

Hemmings, J.C.P.; Srokosz, M.A. ORCID: https://orcid.org/0000-0002-7347-7411; Challenor, P.G.; Fasham, M.J.R.. 2004 Parameterizing the microbial loop: an experiment in reducing model complexity. Southampton Oceanography Centre, 36pp. (Southampton Oceanography Centre Internal Document 93)

Cipollini, Paolo; Challenor, Peter. 2003 SOFT Development of feature tracking methods. Southampton, UK, Southampton Oceanography Centre, 16pp.

Cipollini, Paolo; Challenor, Peter. 2003 SOFT Wave forecasting report - v.1.0. Southampton, UK, Southampton Oceanography Centre, 9pp.

Cipollini, Paolo; Challenor, Peter. 2003 SOFT feature-tracking software handbook. Southampton, UK, Southampton Oceanography Centre, 39pp.

Griffiths, G.; Millard, N.; McPhail, S.D.; Stevenson, P.; Challenor, P.. 2000 On the reliability of the Autosub Autonomous Underwater Vehicle. Southampton, UK, University of Southampton, 45pp. (Southampton Oceanography Centre Research and Consultancy Report 48)

Carter, D.J.T.; Loynes, J.; Challenor, P.G.. 1987 Estimates of extreme current speeds over the continental shelf off Scotland. Wormley, UK, Institute of Oceanographic Sciences, 143pp. (Institute of Oceanographic Sciences Report 239)

Srokosz, M.A. ORCID: https://orcid.org/0000-0002-7347-7411; Challenor, P.G.; Margetts, A.D.. 1985 A re-analysis of SWOP data. Wormley, UK, Institute of Oceanographic Sciences, 38pp. (Institute of Oceanographic Sciences Report 195)

Guymer, T.H.; Challenor, P.G.; Srokosz, M.A. ORCID: https://orcid.org/0000-0002-7347-7411; Rapley, C.G.; Queffeulou, P.; Carter, D.J.T.; Griffiths, H.D.; McIntyre, N.F.; Scott, R.F.; Tabor, A.R.. 1985 A study of ERS-1 radar altimeter data processing requirements. Wormley, UK, Institute of Oceanographic Sciences, 268pp. (Institute of Oceanographic Sciences Report 220)

Challenor, P.G.. 1982 A new method for the analysis of extremes applicable to one years' data. Wormley, UK, Institute of Oceanographic Sciences, 24pp. (Institute of Oceanographic Sciences Report 142)

Carter, D.J.T.; Challenor, P.G.. 1981 Estimating return values of wave height. Wormley, UK, Institute of Oceanographic Sciences, 111pp. (Institute of Oceanographic Sciences Report 116)

Challenor, P.G.. 1979 Confidence limits for extreme value statistics. Wormley, UK, Institute of Oceanographic Sciences, 7pp. (Institute of Oceanographic Sciences Report 82)

Carter, D.J.T.; Challenor, P.G.. 1978 Return wave heights at Seven Stones and Famita estimated from monthly maxima. Wormley, UK, Institute of Oceanographic Sciences, 32pp. (Institute of Oceanographic Sciences Report 66)