Service International des Indices Géomagnétiques
International Service of Geomagnetic Indices

Hartland (HAD) observatory

IAGA code HAD
Location Hartland
Country United Kingdom
Open-Close 1957-
INTERMAGNET member (view)
   
Website http://geomag.bgs.ac.uk/operations/hartland.html
   
Altitude 95 m
see larger map
Geographic coordinates Geomagnetic coordinates
(IGRF-12 2015.5)
Corrected geomagnetic coordinates
(IGRF-12 2015.5)
Latitude Longitude   Latitude Longitude   Latitude Longitude
50.995°N 355.516°E 53.46°N 80.2°E 46.8°N 74.14°E
 
HAD contributes to aa, am, Kp indices K=9 lower limit 531 nT