GO 17915

Sat May 02 19:44:38 EDT 2026

Principal Investigator: Adam Riess
PI Institution: The Johns Hopkins University
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Title: Completing the HST+Gaia Reference Sample to Optimize the Measurement of the Hubble Constant
Cycle: 32
External Allocation: 25 orbits
Proprietary Period: 6 months

Program Status: Implementation

Program Coordinator: William Januszewski Contact
Contact Scientist: Amanda Pagul Contact

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