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Uploaded 27-Jul-11
Taken 27-Jul-11
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Categories & Keywords

Category:Scenic
Subcategory:Night Sky
Subcategory Detail:
Keywords:M25
Photo Info

Dimensions3600 x 2400
Original file size2.97 MB
Image typeJPEG
Color spaceUncalibrated
Date modified27-Jul-11 22:11
Messier 25 Open Cluster in Sagittarius

Messier 25 Open Cluster in Sagittarius

About this Object:
Open Cluster M25 (also known as Messier Object 25 or IC 4725) is an open cluster in the constellation Sagittarius. M25 is at a distance of about 2,000 light-years away from Earth. The spatial dimension of this cluster is about 19 light years across.

About this Photo:
Date(s): July 3, 2011
Location: From my driveway in Georgetown, Texas
Telescope: Celestron C9.25 @ F6.3
Mount: CGEM
Guiding: Orion StarShoot AutoGuider / Taurus Tracker III OAG
Camera: Canon 40D Modified
Filter: None
Exposure: 2 x 120s @ ISO1600 (4 Min total)
Acquisition: ImagesPlus 3.75 Camera Control
Processing: ImagesPlus 3.75 – Darks,Flats,Bias
Post-processing: Adobe Photoshop CS3; Noise Ninja; Noel Carboni's Tools;
Temperature(s): 85º F