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Uploaded 2-May-11
Taken 25-Feb-11
Visitors 36


24 of 48 photos
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Keywords:M47
Photo Info

Dimensions3600 x 2400
Original file size5.01 MB
Image typeJPEG
Color spaceUncalibrated
Date taken25-Feb-11 22:08
Shooting Conditions

Camera makeCanon
Camera model40D Modified
ISO speedISO 1600
M47 Open Cluster in Puppis

M47 Open Cluster in Puppis

About this Object:
Open Cluster M47 (also known as Messier Object 47 or NGC 2422) is an open cluster in the constellation Puppis. M47 is at a distance of about 1,600 light-years from Earth with an estimated age of about 78 million years. There are about 50 stars in this cluster, the brightest one being of magnitude +5.7.

About this Photo:
Date(s): February 25, 2011
Location: From my driveway in Georgetown, Texas
Telescope: Celestron C9.25 @ F10
Mount: HEQ-5
Guiding: Orion StarShoot AutoGuider / Taurus Tracker III OAG
Camera: Canon 40D Modified
Filter: Astronomik CLS
Exposure: 9 x 60s @ ISO1600 (9 Min total)
Acquisition: ImagesPlus 3.75 Camera Control
Processing: ImagesPlus 3.75 – Darks,Flats,Bias
Post-processing: Adobe Photoshop CS3; Gradient Exterminator; Noise Ninja; Noel Carboni's Tools; Star Spikes Pro
Temperature(s): 50º F