Iiro's DeepSky Sketches

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Name: NGC 7635Other name: LBN 549
RA: 23h 20.2m DEC: +61° 11'
Constellation: CAS
Type: Bright nebula
Magnitude: 11.0p
Size: 15' x 8'
Classification: E
Description: vF,*8 inv l excentric
Notes: H IV 52,Bubble Nebula,L neb ring
Observer: Iiro Sairanen
Location: Härskiänsaari, Ruokolahti, Finland
Date: 13/14.10.2004 21:15
Instrument: Newton 406/1830 mm
Magnification: 107xFilter: UHC
Field: 28'Seeing: 3
Background sky: 2NE lim mag: 6.5
Visuality: IIIHeight: 78°
Weather: +2°C, windy
Description: Nothing like in photographs. With direct vision there are two stars which are covering the faint haze. The northern nebula expands dramatically to the north with averted vision but clear ''bubble'' is never seen, only a brightest part of it. Pretty difficult nebula without filters.
Updated: 22.10.2004 15:01