Iiro's DeepSky Sketches

Name: IC 972Other name: PK 326+42.1
RA: 14h 4.4m DEC: -17° 14'
Constellation: VIR
Type: Planetary nebula
Magnitude: 14.9
Size: 47''
Surface brightness: 12.8
Brightest star: 17.3
Classification: 2c
Description: F,vS,R,r
Observer: Iiro Sairanen
Location: Haakanala, Rautjärvi, Finland
Date: 22/23.4.2011 1:25
Instrument: Newton 457/2280 mm
Magnification: 236xFilter: UHC
Field: 15'Seeing: 2
Background sky: 1NE lim mag: 7.4
Visuality: 4Height: 11°
Weather: +0°C, astronomical twilight
Description: A quite difficult round nebula with an UHC filter and averted vision because of 11ø height.
Updated: 18.8.2011 21:02