GBT Notifications

  • GBT at Full azimuth Slew Rate

    The GBT has returned to the regular full azimuth slew rate.

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  • RH8 UPGRADE COMPLETE

    The Green Bank Observatory has finished the process of upgrading to Red Hat 8 (RH8). Observations can again be done with either machine Ariel or Titania!

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  • Ku-Band TCal values updated

    The default TCal values used for standard calibration have been updated for the Ku-Band receiver. 

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  • GBT at 3/4 azimuth Slew Rate

    Three more azimuth wheels have been replaced during this summer maintenance period. Wheel inspection shows no advanced signs of fatigue in the remaining wheels. The restriction to 1/2 azimuth slew rate has been lifted and the GBT is now moving at 3/4 azimuth slew rate.

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  • LO Doppler Tracking Issue

    Data taken with the GBT during the period March 13th, 2023 @18:00 ET – May 25th, 2023 were not corrected properly for doppler tracking in the barycentric and LSR frames.

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  • FastX Upgrade

    We encourage all observers to test the new installation prior to your observations.

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