NGC2169 is a small open cluster which lies at 3.600 light years in the constellation Orion.

It was discovered in 1654 and resembles the number “37”, hence the name.

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Image data

Object info
Name NGC 2169 – The 37 Cluster
Type Open cluster
Constellation Orion
Right ascension 06h 08m 24s
Declination +13° 57′ 53″
Distance 3.600 ly
Other designations
Image info
Image date Nov. 29, 2006
Light frames 12x 2 min. @ ISO800 – Baader UHC-S
Total integration 24m
Dark frames
Flat frames
Bias frames
Software used DSLRFocus, Pixinsight LE, ImagesPlus, Photoshop CS2
Processing DSLRFocus was used to focus the scope and create the imaging series.
ImagesPlus 2.8 was used to calibrate the light frames.
Photoshop CS2 was used for post-processing, levels and curves adjustments.
Equipment info
Telescope GSO 8″ f4 Newton
Corrector Baader MPCC
Mount Losmandy G-11
Camera Canon 350D
Guide camera ToUcam Pro II
Guide scope 60/700 Achro
Autoguide software Guidedog
Filters 2″ Baader UHC-S
Location Landgraaf, The Netherlands
Image comments