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Proposing to Use the GBT

Most Recent Call for Proposals

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.