About this object: The
Wild Duck Cluster (also known as Messier 11, or NGC 6705) is an open cluster in the constellation Scutum. The Wild Duck Cluster is one of the richest and most compact of the known open clusters, containing about 2900 stars. Its age has been estimated to about 220 million years. Its name derives from the brighter stars forming a triangle which could represent a flying flock of ducks.
About this photo: Location: From my driveway in Georgetown, Texas
Telescope: Celestron C9.25 @ F10
Mount: HEQ-5
Guiding: Orion StarShoot AutoGuider / Taurus Tracker III
Camera: Canon 40D Modified
Exposure: 5 x 180 sec @ ISO 800 (15 min.)
Filter: Astronomik CLS
Acquisition: ImagesPlus 3.75 Camera Control
Processing: ImagesPlus 3.75 – Darks,Flats,Bias
Post-processing: Adobe Photoshop CS3; Noise Ninja; Noel Carboni's Tools; Star Spikes Pro
Date(s): September 4, 2010
Temperature(s): 90-80º F