Committee on Radio Astronomy Frequencies

The Committee on Radio Astronomy Frequencies (CRAF) is a committee of the European Science Foundation (ESF).

Status of interference problems in Finland:

Radio observatories operating in Finland:

  • 22.01 - 22.21 GHz

    This band is used by the Metsähovi Radio Observatory:

    Radio astronomical quality of the band:

  • reasonable: often severe degradation by harmful interference.

    Reason:

  • Fixed Service applications.

  • 22.21 - 22.50 GHz

    This band is used by the Metsähovi Radio Observatory:

    Radio astronomical quality of the band:

  • reasonable: often severe degradation by harmful interference.

    Reason:

  • Fixed Service applications.

  • 36.43 - 36.5 GHz

    This band is used by the Metsähovi Radio Observatory:

    Radio astronomical quality of the band:

  • reasonable: often severe degradation by harmful interference.

    Reason:

  • Fixed Service applications.
  • Radiolocation Service applications.

  • 42.5 - 43.5 GHz

    This band is used by the Metsähovi Radio Observatory:

    Radio astronomical quality of the band:

  • good.

  • 78 - 79 GHz

    This band is used by the Metsähovi Radio Observatory:

    Radio astronomical quality of the band:

  • good.

  • 79 - 81 GHz

    This band is used by the Metsähovi Radio Observatory:

    Radio astronomical quality of the band:

  • good.

  • 81 - 84 GHz

    This band is used by the Metsähovi Radio Observatory:

    Radio astronomical quality of the band:

  • good.

  • 86.0 - 92.0 GHz

    This band is used by the Metsähovi Radio Observatory:

    Radio astronomical quality of the band:

  • good.

  • 92.0 - 94.0 GHz

    This band is used by the Metsähovi Radio Observatory:

    Radio astronomical quality of the band:

  • good.

  • 94.0 - 94.1 GHz

    This band is used by the Metsähovi Radio Observatory:

    Radio astronomical quality of the band:

  • good.

  • 94.1 - 95.0 GHz

    This band is used by the Metsähovi Radio Observatory:

    Radio astronomical quality of the band:

  • good.

  • 95.0 - 100.0 GHz

    This band is used by the Metsähovi Radio Observatory:

    Radio astronomical quality of the band:

  • good.

  • 100.0 - 102.0 GHz

    This band is used by the Metsähovi Radio Observatory:

    Radio astronomical quality of the band:

  • good.

  • 102.0 - 105.0 GHz

    This band is used by the Metsähovi Radio Observatory:

    Radio astronomical quality of the band:

  • good.

  • 105.0 - 109.5 GHz

    This band is used by the Metsähovi Radio Observatory:

    Radio astronomical quality of the band:

  • good.

  • 109.5 - 111.8 GHz

    This band is used by the Metsähovi Radio Observatory:

    Radio astronomical quality of the band:

  • good.

  • 111.8 - 114.25 GHz

    This band is used by the Metsähovi Radio Observatory:

    Radio astronomical quality of the band:

  • good.

  • 114.25 - 116 GHz

    This band is used by the Metsähovi Radio Observatory:

    Radio astronomical quality of the band:

  • good.

    Other frequency bands used by the Metsähovi Radio Observatory:

  • 21.2 - 23.6 GHz
  • 35.3 - 38.3 GHz
  • 85 - 116 GHz

    Frequency bands used by the European Incoherent Scatter Scientific Association, EISCAT in Sodankylä:

  • 222 - 226 MHz
  • 485 - 515 MHz
  • 927 - 935 MHz

    Last modified: February 13, 2003