Messier52   +   NGC7635 (Bubble Nebula)

Full resolution (1600x1200 px  840kB)

Object identification (800x600 px  320kB)

Object data of M52

Object type: open cluster (II 2 r)
Size: 13'
Magnitude: 6.9 mag
Constellation: Cas
Distance: 4,600 Ly

Object data of NGC7635

Object type: emission nebula
Size: 15'
Magnitude: 11.0 mag
Constellation: Cas
Distance: -
Notes: Bubble nebula (part of Sh2-162)

Exposure data

Date: 2006-09-23 + 2006-09-24
Location: Schlierbach / Austria (400m)
Telescope: TeleVue NP101 (4" Apo f=540mm)
Camera: ST2000XM with CFW8, SBIG Filters
  Image type: LRGB
  Binning: L 1x1  / RGB 1x1
  Exposure time: L 51x2m  / R 13x10m / G 13x5m / B 13x5m
Exposure time total: 6h

objects in image field:

M52 (open cluster)

NGC7635 (emission nebula) = part of Sh2-162

Czernik43 (open cluster)

KjPn8 (planetary nebula)

LDN1231 (dark nebula)

LBN547 (emission nebula)