Basic object information
Object name: NGC 6543
Popular name: Cat's Eye Nebula
Object type: Planetary nebula
Magnitude: 8.1
Size: 20.0"
Magnitude of central star: 11.3
Object classification: 3a(2)
Description: vB,pS,sbMvSN
Notes: H IV 37;Cat's Eye Nebula;PK96+29.1

Catalog information
RA (J2000.0): 17h 58m 36.0s
Dec (J2000.0): +66 38' 00"

Constellation: Draco

Observer: Iiro Sairanen
Obs. place: Härskiänsaari, Ruokolahti, Finland
Date/Time: 26/27.4.2008 1:00

Telescope: Skywatcher 80/600 mm ED apo

Magn: 171x

Filter:

Field: 29'

NE Lim.mag: 5.3

Background sky: 5

Seeing: 4

Height: 65
Visuality: I
Weather: +0C, astronomica twilight

A small bluish-greenish elongated disk.