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Proposing to Use the GBT

Most Recent Proposal Call

Proposal Call for 2022B

Proposal Planning Workshop

July 12, 2022 Virtual Proposal Planning Workshop. Details and registration can be found here.

Proposal Information

Use these links to learn about proposing to use the Green Bank Telescope.

Proposers requesting GBT participation in High Sensitivity Array (HSA), Very Long Baseline Array (VLBA), or Global Millimeter Very Long Baseline Interferometry (GMVA) observations should consult the VLBA, HSA, and GMVA Proposal Call.