California Nebula

Designation: NGC 1499 / Sh2-220
Hemisphere: Northern
Constellation: Perseus
Distance: 1,000 light years
Object type: Emission nebula


The California Nebula is an iconic deep-sky object that lies in the Orion arm of our Galaxy, in the constellation of Perseus, approx. 1,000 light years away from Earth. It takes its name from its resemblance in shape to the State of California, in the US. It is a large but faint emission nebula: a massive cloud of gas and dust, mainly composed of hydrogen atoms.


Mount: Sky-watcher HEQ5-Pro
Main Telescope: William Optics ZS73EDii
Main camera: ZWO ASI183MC-Pro
Main camera filter: Optolong L-eXtreme
Guidescope: Svbony SV165 30/120
Guide camera: ZWO ASI174MM
Guide camera filter: Astronomik UV/IR cut

Acquisition details

Total integration time: 6 hours
Acquisition: ZWO AsiAir Plus
Processing: PixInsight
Location: Luxembourg

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