AA Geomagnetic Activity Indices From Two Antipodal Observatories in Australia and England
The NOAA National Centers for Environmental Information (formerly National Geophysical
Data Center) receives, on a monthly basis, indices that are based on the data from
two approximately antipodal observatories in England and Australia. The AA-indices
are available from 1868 to present.
Cite this dataset when used as a source.
- ID not available.
gov.noaa.ngdc.stp.indices:G00588
Download Data |
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Other Access | |
Distribution Formats |
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Ordering Instructions | Ordering Instructions: Price information is available upon request. Prepay by check, money order or bank card There is a standard handling charge, with additional costs for special handling. Orders may be placed via fax, email, regular mail or telephone Custom Order Process: Contact data center for information |
Distributor | Justin Mabie Space and Terrestrial Weather Specialist DOC/NOAA/NESDIS/NCEI > National Centers for Environmental Information, NESDIS, NOAA, U.S. Department of Commerce (303) 497-6135 Justin.Mabie@noaa.gov |
Dataset Point of Contact | Justin Mabie Space and Terrestrial Weather Specialist DOC/NOAA/NESDIS/NCEI > National Centers for Environmental Information, NESDIS, NOAA, U.S. Department of Commerce (303) 497-6135 Justin.Mabie@noaa.gov |
Time Period | 1868-01-01 to Present |
Spatial Bounding Box Coordinates |
West:-180.000000
East:180.000000
South:-90.000000
North:90.000000
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Spatial Coverage Map |
Documentation links not available. |
Publication Dates |
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Edition | First |
Dataset Progress Status | Complete - production of the data has been completed |
Data Update Frequency | |
Purpose | Geomagnetic Activity Research |
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Theme keywords | NASA/GCMD Earth Science Keywords
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Data Center keywords | Global Change Master Directory (GCMD) Data Center Keywords
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Place keywords | NASA/GCMD Location Keywords
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Last Modified: 2015-09-18
For questions about the information on this page, please email:Justin.Mabie@noaa.gov