Basic object information
Name: NGC 4161
Type of object: Galaxy
Magnitude: 12.9
Surface brightness: 13.5 mag/sq arcmin
Size: 1.1'x0.7'
Position angle: 50
Object classification: Sc
Description: F,S,R
Notes: H II 803

Catalog position for epoch J2000.0
Right ascension: 12h 11m 33.5s
Declination: +57 44' 22"

Constellation: Ursa Major

Observer: Iiro Sairanen
Obs. place: Manskivi, Hollola, Finland
Date/Time: 15/16.3.2002 19:50 UT

Telescope: 18" Dobson f 5

Magn: 183x

Filter:

Field: 17'

NE Lim.mag: 6,4

Background sky: 4

Seeing: 3

Weather: -5C

Soikea sumu vailla yksityiskohtia.

Back