Palomar Observatory

Keck Observatory

Caltech Optical Observatories

Caltech Astronomy

California Institute of Technology

COO Apartment

To facilitate visits by external collaborators, COO maintains a two-bedroom apartment at 1111 Blanche St (unit #105) in Pasadena, just North of the Caltech campus: COO Apartment (google maps link)


Please review the apartment guidelines.

Apartment Schedule

The apartment schedule is available on-line.

Request Reservation

Use of the apartment can be requested in email to (email template).

Please be sure to submit your name, your institutional affiliation, and the dates of your intended stay along with your apartment use request.

COO Apartment Page / v 0.2.1
Last updated: 23 October 2014 AFB