M103 (widefield image)
Location :
Optics :
Filter(s) :
Mount :
Optics :
Filter(s) :
Mount :
Landgraaf
TMB 80/480 @ f4.8 (TeleVue TRF2008 FR&FF)
Baader UHC-S
Losmandy G-11
Autoguiding :
Camera :
Exposure info :
Total Exposure :
Camera :
Exposure info :
Total Exposure :
Atik 1HS, Vixen VMC110L & PHD Guiding
SBIG ST-8300M
20 x 180 sec
1h
SBIG ST-8300M
20 x 180 sec
1h
[ Other resolutions/versions - or click the image for maximum resolution available ]
Close up 1024 x 768 Pixel (250 kB)
Maximum Resolution 2000 x 1500 Pixel (778 kB)
Additional notes and remarks:
Object info
M103 is a relatively small open star cluster in the constellation Cassiopeia. It lies at a distance of about (estimated) 9.500 light years. The age of this cluster is about 25 million years.The bright star at bottom right is Delta Cassiopeia
Processing
All separate frames were calibrated, aligned and stacked in ImagesPlus 2.8.
Photoshop CS4 was used for further processing - curves adjustment, levels adjustment, etc. Noal Carboni's Astronomy tools were also used.
Comments
Quite humid conditions.
Previous versions
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