NCEI (formerly NGDC)
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Intermagnet definitive observatory data

1 minute and hourly values reported as definitive from Intermagnet observatories.
Cite this dataset when used as a source.
Online Access
Distribution Formats
  • IAGA02
Distributor DOC/NOAA/NESDIS/NCEI > National Centers for Environmental Information, NESDIS, NOAA, U.S. Department of Commerce
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
Documentation links not available.
Date(s)
  • publication: 2010-09-21
Dataset Progress Status Under development
Data Update Frequency: Annually
Supplemental Information:
Values are in IAGA02 format. An updated format for definitive Intermagnet data designed to handle 1 second data is planned.
Purpose: Maintain a comprehensive archive of Intermagnet data.
Use Limitations
  • NCEI provides long term archive for definitive Intermagnet data.
Originator(s)
  • Intermagnet on behalf of individual worldwide geomagnetic observatories
Publisher(s)
  • DOC/NOAA/NESDIS/NCEI > National Centers for Environmental Information, NESDIS, NOAA, U.S. Department of Commerce
Time Period: 1991-01-01 to 2007-12-31
Spatial Bounding Box Coordinates:
N: 90
S: -90
E: 180
W: -180
Spatial Coverage Map:
Theme keywords
  • Earth Science > Solid Earth > Geomagnetism
  • Earth Science > Solid Earth > Geomagnetism > Magnetic Field
Data Center keywords
  • DOC/NOAA/NESDIS/NCEI > National Centers for Environmental Information, NESDIS, NOAA, U.S. Department of Commerce
  • DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce
Use Constraints
  • Use Constraints: none
Access Constraints
  • Access Constraints: none
Fees
  • none
Lineage information for: repository
Processing Steps
  • 2015-04-22T00:00:00 - NOAA created the National Centers for Environmental Information (NCEI) by merging NOAA's National Climatic Data Center (NCDC), National Geophysical Data Center (NGDC), and National Oceanographic Data Center (NODC), including the National Coastal Data Development Center (NCDDC), per the Consolidated and Further Continuing Appropriations Act, 2015, Public Law 113-235. NCEI launched publicly on April 22, 2015.
Lineage information for: dataset
Processor
  • DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce
Processing Steps
  • 2010-09-01T00:00:00 - hourly values and minute value are as reported by observatory. minute values are delivered as properly formated IAGA02 files and hourly values are extraced from Intermagnet binary files using software provided by Intermagnet.
Last Modified: 2015-09-18
For questions about the information on this page, please email: Justin.Mabie@noaa.gov