Toggle navigation
Home
Database
Library
Resources
GM Laboratory
Login
Database
Indices of Geomagnetic Activity
Data Archive
Data Request
About Sensors
2004
January
February
March
April
May
June
July
August
September
October
November
December
2000
2001
2002
2003
2004
2005
2006
2007
2008
2009
2010
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
2022
2023
2024
Home
Database Home
Indices of Geomagnetic Activity
Data Archive
Archive data for September, 2004
