Ascension Island Magnetic Observatory

The Ascension Island magnetic observatory is situated 40m outside the perimeter fence of the Cable and Wireless Earth Station, Donkey Plain, on the south-west side of the site. The observatory was installed by the British Geological Survey with financial support from a consortium of oil companies and became operational in September 1992.   Statistics Geographic Coordinates: 07° 57.1´ S 345° 37.4´ E Geomagnetic Coordinates: 2° 20.3´ S 056° 35.7´ E Elevation: 177m above mean sea level Geomagnetic Coordinates were computed using the 10th Generation IGRF, Epoch 2009.5 Data Annual Means Hourly and Minute Means (from WDC) Ascension Monthly Bulletin Archive