The geoelectric field 1-hour digital data observed at Memambetsu (MMB) in IAGA-2002 format. Data file comprises: Twelve mandatory file header records, Unlimited optional comment records, One mandatory data header record, A series of data records. Every record is 70 characters long plus the machine-dependent carriage return / line feed. Details of the format is described at http://www.ngdc.noaa.gov/IAGA/vdat/iagaformat.html.
Version:2.5.0
The geoelectric field 1-hour digital data observed at Memambetsu (MMB) in IAGA-2002 format. Data file comprises: Twelve mandatory file header records, Unlimited optional comment records, One mandatory data header record, A series of data records. Every record is 70 characters long plus the machine-dependent carriage return / line feed. Details of the format is described at http://www.ngdc.noaa.gov/IAGA/vdat/iagaformat.html.
| Role | Person | StartDate | StopDate | Note | |
|---|---|---|---|---|---|
| 1. | GeneralContact | spase://IUGONET/Person/Chosaka.KMO-JMA |
This service allows the download of definitive geomagnetic data, which have been corrected for baseline variations and which have had spikes removed and gaps filled where possible. Other difinitive data have the same quality.
Reference: MMB
1-hour value is calculated as averages of 60 one-minute values, centered on the half-hour. X(northward+)[mV/km], Y(eastward+)[mV/km]