Iiro's DeepSky Sketches

Name: PK 189+7.1	Other name: M1- 7
RA: 6h 37.4m	DEC: +24° 1'
Constellation: GEM
Type: Planetary nebula
Magnitude: 13
Size: 38'' x 20''
PA: 140°
Surface brightness: 9.3
Brightest star: 18.5
Classification: 2
Notes: 9 mag * 40" NW
Observer: Iiro Sairanen
Location: Lakasenpelto, Imatra, Finland
Date: 10/11.2.2004 21:05
Instrument: Newton 406/1830 mm
Magnification: 487x	Filter: -
Field: 6'	Seeing: 3
Background sky: 4	NE lim mag: 5
Visuality: II	Height: 53°
Weather: Typical Finnish winterweather, -17°C
Description: An obvious disk which is pretty bright and slightly elongated. There is no star seen in the nebula but centre is brighter than outer parts.
Updated: 14.2.2004 18:11