Iiro's DeepSky Sketches

Name: NGC 7137Other name: UGC 11815
RA: 21h 48.2m DEC: +22° 10'
Constellation: PEG
Type: Galaxy
Magnitude: 12.4
Size: 1.6' x 1.4'
Surface brightness: 13.1
Classification: SBc
Description: F,pS,R,vglbM,r
Notes: H II 261
Observer: Iiro Sairanen
Location: Härskiänsaari, Ruokolahti, Finland
Date: 7/8.9.2007 1:50
Instrument: Newton 457/2280 mm
Magnification: 352xFilter: -
Field: 12'Seeing: 4
Background sky: 2NE lim mag: 6.4
Visuality: IHeight: 44°
Weather: +3°C, moist
Description: There are several hints of the spiral structure on the north and south side of the core with averted vision. The northern arm is much easier than southern. The arms looked like a ring which is around the core. SE corner is somewhat triangular.
Updated: 18.10.2007 19:33