Iiro's DeepSky Sketches

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Name: NGC 4725Other name: UGC 7989
RA: 12h 50.4m DEC: +25° 30'
Constellation: COM
Type: Galaxy
Magnitude: 9.4
Size: 10.4' x 7.2'
PA: 35°
Surface brightness: 14
Classification: SBab Ring
Description: vB,vL,E,vg,vsvmbM,eBN
Notes: H I 84,P w NGC 4712 @ 12.0'
Observer: Iiro Sairanen
Location: Haakanala, Rautjärvi, Finland
Date: 15/16.4.2012 0:20
Instrument: Newton 457/2280 mm
Magnification: 176xFilter: -
Field: 23'Seeing: 2
Background sky: 2NE lim mag: 7
Visuality: IIHeight: 54°
Weather: -4°C, astronomical twilight
Description: Almost stellar core inside the central area which are surrounded by two spiral arms. There are brighter areas on the both arms. Also four stars between core and the northern arm.
Updated: 4.11.2012 20:27