• Geomagnetic data
  • Geoelectric data
  • Atmospheric electric data
  • Observational investigation
  • Geomagnetic event catalogs
  • Annual means of geomagnetic data

    • Resource Name: Memambetsu Analog magnetograms

    Release Date: 2016-03-30T00:00:00

    Description: Scanned images of Analog Magnetograms in JPEG file. Analog magnetograms on photographic paper about 510 mm long by 195 mm wide are scanned and converted to 24 bit BMP images at a relative resolution of 600 pixels per inch. The published images are converted to the JPEG images.

    Citation: Kakioka Magnetic Observatory, 2016, Memambetsu Analog magnetograms [dataset], Kakioka Magnetic Observatory Digital Data Service, doi:10.48682/286d7.27003

    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
    Access Information
    Access URL: https://www.kakioka-jma.go.jp/en/index.html
    Availability: Online
    Accessrights: Open
    Format: JPEG
    Acknowledgement: If the data are used in publications and presentations, the Kakioka Magnetic Observatory of the Japan Meteorological Agency should be acknowledged properly. This work was supported in part by the Japan Society for the Promotion of Science, Grant-in-Aid for Publication of Science Research Results (Grant 248032, 268023, 15HP8028, 16HP8026, 18HP8018) and by the Joint Research Program of the Institute for Space-Earth Environmental Research (ISEE), Nagoya University. The JPEG conversion is performed by using Image Magick.
    Instruments
    Measurement Type: Geomagnetic field
    Instrument Type: Magnetometer
    Description: Variometers: Torsion magnetometers (H,D and Z components).
    Sensor Orientation: variation:DHZ
    Temporal Description
    Time Span
    Start Date: 1960-01-01T00:00:00
    Stop Date: 1984-12-31T23:59:59
    Spatial Coverage
    Observed Region: Earth's surface
    Coordinate System Name: GEO(WGS84)
    Coordinate Representation: Spherical
    Northernmost Latitude: 43.91
    Southernmost Latitude: 43.91
    Easternmost Longitude: 144.189
    Westernmost Longitude: 144.189
    Unit: Degree
    Minimum Altitude: 0.042
    Maximum Altitude: 0.042
    Unit: km
    Reference Name: Memambetsu Magnetic Observatory
    Reference Code: MMB
    Parameter
    Name: Geomagnetic field
    Description:
    Field
    Qualifier: Vector
    Field Quantity: Magnetic
    Structure
    Sampling:
    Interval:
    Data Type: variation
    Elements: DHZ
    Units:
    Resolution:
    Remarks: