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 (Monthly Magnetic Bulletin Series: 12/04/HA) (Unpublished)

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Official URL: http://www.geomag.bgs.ac.uk/bulletins/

Abstract/Summary

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:	Publication - Report
Programmes:	BGS Programmes 2010 > Earth hazards and systems
Funders/Sponsors:	British Geological Survey
NORA Subject Terms:	Earth Sciences Data and Information Space Sciences
Date made live:	25 May 2012 13:15 +0 (UTC)
URI:	https://nora.nerc.ac.uk/id/eprint/18143

Item Type:

Publication - Report

Programmes:

BGS Programmes 2010 > Earth hazards and systems

Funders/Sponsors:

British Geological Survey

NORA Subject Terms:

Earth Sciences
Data and Information
Space Sciences

Date made live:

25 May 2012 13:15 +0 (UTC)

URI:

https://nora.nerc.ac.uk/id/eprint/18143