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Basic object information

Object name: NGC 7635
Popular name: Bubble Nebula
Object type: Bright nebula
Magnitude: 11.0
Size: 15.0'x8.0'
Object classification: E
Description: vF,*8 inv l excentric
Notes: H IV 52;Bubble Nebula;L neb ring

Catalog information

RA (J2000.0): 23h 20m 12.0s
Dec (J2000.0): +61° 11' 00"

Constellation: Cassiopeia

Observer: Iiro Sairanen
Obs. place: Härskiänsaari, Ruokolahti, Finland
Date/Time: 13/14.10.2004 21:15

Telescope: Newton 406/1830mm

Height: 78°
Visuality: III
Weather: +2°C, windy

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.

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