Iiro's DeepSky Sketches

Name: Hickson 40
RA: 9h 39m	DEC: -4° 50'
Constellation: HYA
Type: Compact galaxy group
Magnitude: 13.4
Notes: The brightest galaxy Arp 321
Observer: Iiro Sairanen
Location: Haakanala, Rautjärvi, Finland
Date: 3/4.3.2011 23:25
Instrument: Newton 457/2280 mm
Magnification: 326x	Filter: -
Field: 15'	Seeing: 4
Background sky: 2	NE lim mag: 6.7
Visuality: 3	Height: 24°
Weather: -3°C, windy
Description: All members visible in the tight group, the faintest only at 457x with averted vision.
Updated: 24.3.2011 20:58