Iiro's DeepSky Sketches

Name: NGC 3945	Other name: UGC 6860
RA: 11h 53.2m	DEC: +60° 40'
Constellation: UMA
Type: Galaxy
Magnitude: 10.9
Size: 6.4' x 4.2'
PA: 15°
Surface brightness: 13.9
Classification: SBO-a Ring
Description: B,pL,R,gmbM,r,*12 sp
Notes: H I 251
Observer: Iiro Sairanen
Location: Ahola, Joutseno, Finland
Date: 24/25.4.2001 1:20
Instrument: Newton 110/805 mm
Magnification: 107x	Filter: -
Field: 26'	Seeing: 2
Background sky: 2	NE lim mag: 6.5
Visuality: -	Height: 0°
Weather: 50% clouds, +8°C
Description: NGC 3945 näkyi ellipsin muotoisena himmeänä sumuna, jolla on hallitseva ydin. Itse asiassa halo erottui ainoastaan syrjäsilmällä katsottaessa. Aivan ytimen vieressä on noin 12 magnitudin tähti.
Updated: 17.2.2003 13:31