Basic object information

Object name: M 57
Popular name: Ring Nebula
Object type: Planetary nebula
Magnitude: 8.8
Size: 3.0'x2.4'
Position angle: 55
Magnitude of central star: 15.8
Object classification: 4(3)
Description: Ring neb,B,pL,cE
Notes: Ring Nebula;central* var 14 to 16 mag;PK63+13.1

Catalog information

RA (J2000.0): 18h 53m 36.0s
Dec (J2000.0): +33 02' 00"

Constellation: Lyra

Observer: Iiro Sairanen
Obs. place: Härskiänsaari, Ruokolahti, Finland
Date/Time: 31/1.9.2005 2:00

Telescope: Newton 406/1830 mm

Magn: 487x


Field: 6'

NE Lim.mag: 6.5

Background sky: 3

Seeing: 3

Height: 57
Visuality: I
Weather: +10C, windy, northern lights

The very first sketch of season 2005/2006. An old friend, M57, was again amazing! The ring structure was awesome and there were several details including a central star, but still nothing new to me.