NGC 7789 "Caroline's Rose" open cluster

The cluster in a contellation Cassiopeia is named for Caroline Herschel who discovered it in 1783.

It lies about 8000 light-years away.

Kyiv (Osokorky district)

Angular size of the image is 2.14 x 2.14 deg

Canon EOS 600D + Jupiter37A (old clone of Sonnar 135 f/3.5) @f/5.6 on motorized EQ5; ISO=800; 19x120sec; 11 darks, 11 biases, 7 flats. IRIS+FITStacker+FSWorks4+RawTherapee+PixInsightLE

Wide-field view (captured with EF-S 18-55mm lens @18mm). A position of the above picture is depicted by the yellow square.