Iiro's DeepSky Sketches

Name: NGC 4395Other name: UGC 7524
RA: 12h 25.8m DEC: +33° 33'
Constellation: CVN
Type: Galaxy
Magnitude: 10.2
Size: 12.3' x 10'
PA: 147°
Surface brightness: 15.4
Classification: SB Ring
Description: eF,vL,np of Dneb
Notes: H V 29
Observer: Iiro Sairanen
Location: Härskiänsaari, Ruokolahti, Finland
Date: 23/24.3.2007 3:30
Instrument: Newton 457/2280 mm
Magnification: 57xFilter: -
Field: 63'Seeing: 2
Background sky: 3NE lim mag: 6.5
Visuality: IIHeight: 50°
Weather: -1°C, windy, northern lights
Description: A very large and faint galaxy at 57x. Clearly brighter in the middle but other details were too difficult at this time. I didn't detach any knots or spiral structure which are usually visible in photographs. NOTE: I didn't adjust the sketch after scanning because it was too difficult.
Updated: 23.4.2007 20:58