Hartland Observatory Monthly Magnetic Bulletin: April 2012
British Geological Survey. 2012 Hartland Observatory Monthly Magnetic Bulletin: April 2012. British Geological Survey, 31pp. (Monthly Magnetic Bulletin Series: 12/04/HA) (Unpublished)Before downloading, please read NORA policies.
This bulletin contains the monthly preliminary observatory results, published to meet the needs of all users of geomagnetic data. Magnetic observatory data are presented as a series of plots of one-minute, hourly and daily values, followed by tabulations of monthly values, geomagnetic activity indices and reports of rapid variations. The operation of the observatory and presentation of data are described in the introduction.
|Item Type:||Report (UNSPECIFIED)|
|Programmes:||BGS Programmes 2010 > Earth hazards and systems|
|Funders/Sponsors:||British Geological Survey|
|NORA Subject Terms:||Earth Sciences
Data and Information
|Date made live:||25 May 2012 13:15|
Actions (login required)