Iiro's DeepSky Sketches

Name: NGC 3705Other name: UGC 6498
RA: 11h 30.1m DEC: +9° 17'
Constellation: LEO
Type: Galaxy
Magnitude: 11.1
Size: 4.6' x 1.9'
PA: 122°
Surface brightness: 13.4
Classification: SBab
Description: pF,pL,R,vsmbM,r
Notes: H II 13
Observer: Iiro Sairanen
Location: Härskiänsaari, Ruokolahti, Finland
Date: 9/10.4.2007 23:53
Instrument: Newton 457/2280 mm
Magnification: 352xFilter: -
Field: 12'Seeing: 3
Background sky: 2NE lim mag: 6.5
Visuality: IIHeight: 37°
Weather: -7°C
Description: Oval halo in NW-SE direction. There is a quite compact and bright core-area that contains two stellar objects. The northern is clearly brighter than other. There is also an arc-shaped area apart of the core on the SW side.
Updated: 9.8.2007 20:51