Basic object information
Object name: NGC 4088 & SN2009dd
Object type: Galaxy
Magnitude: 10.3
Size: 5.6'x2.1'
Position angle: 43
Object classification: SBbc
Description: B,cL,E55,lbM
Notes: H I 206;P w NGC 4085 11' to south;distorted spirl arms;UGC 7081

Catalog information
RA (J2000.0): 12h 05m 36.0s
Dec (J2000.0): +50 32' 00"
Constellation: Ursa Major

Observer: Iiro Sairanen
Obs. place: Ania, Pirkkala, Finland
Date/Time: 22/23.4.2009 23:55

Telescope: Newton 300/1500 mm

Magn: 214x
Field: 23'
Background sky: 3 (21.05)Visuality: I

Filter:
NE Lim.mag: 6.7
Seeing: 2
Height: 78

Weather: -5C, astronomical twilight

~14 magnitude supernova is visible in the center of this multiform spiral galaxy. There are several brighter areas in the halo, especially the northern corner is eye catching.