Category: GBT

  • RAMPS Data

    The Radio Ammonia Mid-Plane Survey (RAMPS) is a large international project that surveys 24 degrees2 of the Galactic Plane using the Green Bank Telescope (GBT). These observations survey the Galactic Plane in the northern hemisphere from 10o<= l <= 40o and b = |0.4o| in ammonia and water masers. Legacy Data Details about the reduction…


  • 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.


  • FastX Upgrade

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


  • 23B Semester

    23B Proposal Call The Green Bank Observatory (GBO) invites scientists to participate in the 2023B Semester Call for Proposals for the Green Bank Telescope (GBT). The submission deadline for Semester 2023B proposals is Wednesday, 1 February 2023, at 17:00 EDT (22:00 UTC). The entire proposal call can be found on this page. We would like…


  • Special Proposal Call

    Special Proposal Call The Green Bank Observatory (GBO) invites Director’s Discretionary Time proposalsfor filler time observations on the Green Bank Telescope (GBT). Proposals must be submitted by January 20, 2023 at 22:00 UT. This request is for observing time at frequencies below 8 GHz.  Submissions for observations will be considered for scheduling in the 23-12…


  • 23A Semester

    23A Proposal Call The Green Bank Observatory (GBO) invites scientists to participate in the 2023A Semester Call for Proposals for the Green Bank Telescope (GBT). The submission deadline for Semester 2023A proposals is Monday, 1 August 2022, at 17:00 EDT (21:00 UTC). The entire proposal call can be found on this page. The GBO would…


  • 22B Semester

    22B Proposal Call The Green Bank Observatory (GBO) invites scientists to participate in the 2022B Semester Call for Proposals for the Green Bank Telescope (GBT). The submission deadline for Semester 2022B proposals is Tuesday, 1 February 2021, at 17:00 EST (22:00 UTC). The entire proposal call can be found on this page. The GBO would…


  • Special GBT Call for Large Proposals

    Proposal Call The Green Bank Observatory (GBO) invites submissions for large proposal observations on the Green Bank Telescope (GBT). Proposals must be submitted by December 13, 2021 at 22:00 UT. Proof of concept proposals, pilot programs and novel technique demonstration proposals that would support future large proposals will also be considered. We would like to…