Caltech Optical Observatories

Caltech Optical Observatories (COO) serves the Caltech astronomy community in the administration of Palomar Observatory and Caltech participation at Keck Observatory. COO also develops advanced optical and near-IR instrumentation for these and other observatories.

COO Proposal Solicitation Materials
(2025A proposals due 01 October 2024)

• Proposal Solicitations
• Remote Observing Facilities
• Sponsored Events
• Cahill Logistics
• TOO Observations
• Feedback Web Interface
• TAC Site (private)
• Instrumentation Development Group

Please share your feedback on this page at the COO Feedback portal

COO Index Page / v06Mar2024
Last updated: 28 August 2024 ACM/AFB