Iiro's DeepSky Sketches

Name: NGC 7790Other name: OCL 276
RA: 23h 58.4m DEC: +61° 13'
Constellation: CAS
Type: Open cluster
Magnitude: 8.5
Size: 17'
Number of stars: 40
Brightest star: 10.9
Classification: III 2 p
Description: Cl,pRi,pC
Notes: H VII 56,Contains CE Cas
Observer: Iiro Sairanen
Location: Härskiänsaari, Ruokolahti, Finland
Date: 25/26.10.2005 20:55
Instrument: Newton 457/2280 mm
Magnification: 228xFilter: -
Field: 13'Seeing: 2
Background sky: 4NE lim mag: 6
Visuality: IHeight: 83°
Weather: -4°C, thin clouds
Description: The cluster is divided to two different areas. There is a small and dispersed group of brighter stars on the westside when fainter stars lie in tighter group in the eastside.
Updated: 19.11.2005 22:48