AA Index

Description

The geomagnetic aa index provides a long climatology of global geomagnetic activity using 2 antipodal observatories at Greenwich and Melbourne- IAGA Bulletin 37, 1975 p. 128

Resources

Name Format Description Link
0 The information provided on this page seeks to define how the GCMD Keywords are structured, used and accessed. It also provides information on how users can participate in the further development of the keywords. https://www.earthdata.nasa.gov/learn/find-data/idn/gcmd-keywords

Tags

  • nesdis
  • solid earth geophysics
  • national geophysical data center
  • noaa
  • u.s. department of commerce
  • doc/noaa/nesdis/ngdc
  • doc/noaa/nesdis/ncei
  • space physics
  • climatology
  • geomagnetism
  • national centers for environmental information

Topics

Categories