Abinger (ABN) observatory

IAGA code	ABN
Location	Abinger
Country	United Kingdom
Open-Close	1924-1957 replaced by HAD

Website	http://geomag.bgs.ac.uk/operations/abinger.html

Altitude	244 m

Geographic coordinates		Geomagnetic coordinates (IGRF-13 2020.5)		Corrected geomagnetic coordinates (IGRF-13 2020.5)
Latitude	Longitude	Latitude	Longitude	Latitude	Longitude
51.185°N	359.613°E	52.93°N	84.08°E	46.79°N	76.89°E

ABN contributed to aa, Kp indices				K=9 lower limit	521 nT