Palomar Observatory

Keck Observatory

Caltech Optical Observatories

Caltech Astronomy

California Institute of Technology

COO Telescope Time Solicitations

Here you'll find material on proposing for Keck and Palomar observing time through COO

Current Solicitation: Semester 2018A

2018A Proposals Due on 03 October 2017; announcement of results expected on or around 01 December 2017


Closed Solicitations (provided here for reference):

2017B  2017A  2016B  2016A  2015B  2015A 


2017 SURF Observing Program

Proposals Due 12 July 2017

Every summer we provide opportunities for Caltech SURF students in astronomy and related fields to experience observing at the Palomar 200-inch Hale telescope. See the SURF Observing Page for information on the 2017 SURF Observing Program.


Proposal Eligibility

COO Proposal Eligibility (information on COO proposal eligibility for Caltech Palomar & Keck time)

P200 Large Projects

P200 Large Project Policy

Merging PDF Files

Merging PDF Files

COO Solicitations Index Page / v 23Aug2017
Last updated: 23 August 2017 AFB/RJB