Editing Palomar Observatory (section)

{{short description|Astronomical observatory in Southern California}}
{{for|the instrumental track|Declaration of Conformity (Wellwater Conspiracy album)}}
{{Infobox observatory|location=[[San Diego County, California]]}}
The '''Palomar Observatory''' is an astronomical research [[observatory]] in the [[Palomar Mountain|Palomar Mountains]] of [[San Diego County, California]], United States. It is owned and operated by the [[California Institute of Technology]] (Caltech). Research time at the observatory is granted to Caltech and its research partners, which include the [[Jet Propulsion Laboratory]] (JPL), [[Yale University]],<ref>Yale University, [https://astro.yale.edu Dept. of Astronomy] {{Webarchive|url=https://web.archive.org/web/20210902233234/http://www.astro.yale.edu/ |date=2021-09-02 }}: [https://astronomy.yale.edu/facilities Facilities]</ref> and the [[National Astronomical Observatories of China]].<ref>{{cite web |title=National Astronomical Observatories |url=http://english.nao.cas.cn/ |website=english.nao.cas.cn}}</ref>

The observatory operates several telescopes, including the {{convert|200|in|m|adj=on}} [[Hale Telescope]],<ref name="HALE" /> the {{convert|48|in|m|adj=on}} [[Samuel Oschin telescope]]<ref name="SOT" /> (dedicated to the [[Zwicky Transient Facility]], ZTF),<ref name=":0">{{cite web |title=Zwicky Transient Facility Website |url=https://www.ztf.caltech.edu/ |website=ztf.caltech.edu}})</ref> the Palomar {{convert|60|in|m|adj=on}} Telescope,<ref name="60IN" /> and the {{convert|30|cm|in|adj=mid|abbr=off}} [[Gattini-IR]] telescope.<ref>{{Cite web |title=Gattini IR |url=https://sites.astro.caltech.edu/~mhankins/gattini/ |website=sites.astro.caltech.edu}}</ref> Decommissioned instruments include the [[Palomar Testbed Interferometer]] and the first telescopes at the observatory, an {{convert|18|in|cm|adj=on}} [[Schmidt camera]] from 1936.