Iiro's DeepSky Sketches

Name: NGC 3640	Other name: UGC 6368
RA: 11h 21.1m	DEC: +3° 14'
Constellation: LEO
Type: Galaxy
Magnitude: 10.4
Size: 4.5' x 4'
PA: 100°
Surface brightness: 13.2
Classification: Elliptical
Description: B,pL,R,psbM
Notes: H II 33,P w NGC 3641 at 2.5',PA170
Observer: Iiro Sairanen
Location: Haakanala, Rautjärvi, Finland
Date: 22/23.4.2011 23:55
Instrument: Newton 457/2280 mm
Magnification: 457x	Filter: -
Field: 9'	Seeing: 2
Background sky: 2	NE lim mag: 7.2
Visuality: 1	Height: 30°
Weather: +4°C, astronomical twilight
Description: Roundish galaxy, brighter in the middle. NGC 3641 is a small galaxy on the south side.
Updated: 18.8.2011 20:50