Resource Name: Haraigawa geomagnetic field 1-second digital data in IAGA-2002 format
Release Date: 2013-03-29T00:00:00
Description: The geomagnetic field 1-second digital data for observational investigation at Haraigawa (HRG) in IAGA-2002 format. Haraigawa station is located 3.4 kilometers northwest of Kanoya observatory. 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.
Citation: Kakioka Magnetic Observatory, 2013, Haraigawa geomagnetic field 1-second digital data in IAGA-2002 format [dataset], Kakioka Magnetic Observatory Digital Data Service, doi:10.48682/1863d.58000
- Contact
- Contact person:
Technical Division of the Kakioka Magnetic Observatory
- Organization Name: Japan Meteorological Agency
- E mail: kakioka@met.kishou.go.jp
- Role: General Contact
- Organization Name: Japan Meteorological Agency
- Access Information
-
Access URL:
https://www.kakioka-jma.go.jp/en/index.html
- Availability: Online
- Accessrights: Open
- Format: IAGA-2002 text format
- Acknowledgement: If the data are used in publications and presentations, the Kakioka Magnetic Observatory of the Japan Meteorological Agency should be acknowledged properly.
- Availability: Online
- Instruments
-
Measurement Type:
Geomagnetic field
- Instrument Type: Magnetometer
- Description: Variometers: Triaxial fluxgate magnetometer (X,Y and Z components) and Overhauser magnetometer (scalar field F). Absolute Instruments: Magnetometer theodolite (D and I) and proton precession magnetometer (F).
- Sensor Orientation: variation:XYZF, absolute:DIF
- Instrument Type: Magnetometer
- Temporal Description
-
- Time Span
-
Start Date:
2013-01-01T00:00:00
- Relative Stop Date: 1 month ago (-P1M)
- Spatial Coverage
-
Observed Region:
Earth's surface
- Coordinate System Name: GEO(WGS84)
- Coordinate Representation: Spherical
- Northernmost Latitude: 31.443
- Southernmost Latitude: 31.443
- Easternmost Longitude: 130.851
- Westernmost Longitude: 130.851
- Unit: Degree
- Minimum Altitude: 0.102
- Maximum Altitude: 0.102
- Unit: km
- Reference Name: Haraigawa station
- Reference Code: HRG
- Coordinate System Name: GEO(WGS84)
- Parameter
-
Name:
Geomagnetic field
- Description: 1-second value is instantaneous value on the second. 1-second values are calibrated using absolute values observed at a two-week interval.
- Field
-
Qualifier:
Vector
- Field Quantity: Magnetic
- Structure
-
Sampling:
1 second
- Interval: 1-second (instantaneous)
- Data Type: definitive
- Elements: DHZF or XYZF
- Units: D(eastward+)[arc minute], H[nT], Z(downward+)[nT], F[nT]
- Resolution: 0.1nT ( 0.01 arc minute)
- Interval: 1-second (instantaneous)
- Remarks: X=H*cos(D*pi/180/60) [nT],Y=H*sin(D*pi/180/60) [nT], I=arctan(Z/H)*60*180/pi [arc minute]
- Description: 1-second value is instantaneous value on the second. 1-second values are calibrated using absolute values observed at a two-week interval.