Planetary Nebula PK 58+6.1 (Abell 57)

Basic object information
Object name: PK 58+ 6.1
Object type: Planetary nebula
Magnitude: 16.6
Size: 40.0"x34.0"
Surface brightness: 13.3
Size: 40.0"x34.0"
Magnitude of central star: 17.6
Object classification: 3b

Catalog information
RA (J2000.0): 19h 17m 06.0s
Dec (J2000.0): +25° 37' 00"

Constellation: Vulpecula

Observer: Iiro Sairanen
Obs. place: Haakanala, Rautjärvi, Finland
Date/time: 19/20.8.2010 2:00

Telescope: Newton 457/2280 mm

Magn:	457x	Filter:	UHC
Field:	9'	NE Lim.mag:	6.8
SQM:	21.3 (2)	Seeing:	2
Visuality:	V	Height:	40°
Weather:	+7°C, astronomical twilight

A faint roundish haze with optimal averted vision and UHC filter. Stars have been drawn without the filter.