Messier 44 - Beehive cluster

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Messier 44 - click for hi resolution image
Object: Messier 44 - open cluster, Cancer
Coordinates: RA: 08h 40m 41s DE: +19° 37' 27" (J2000)
Location, date: Bělečko (22.3.2010), Czech Republic
Telescope: Pentax SDHF with artificial cross in front of the objective lens
Focal lenght, speed: 500 mm, f/6.67
Camera: Canon EOS 300D, astrophoto modification
Senzor: 6.3 MPix APS-C, 22.7 x 15.1 mm, pixel 7.4 um
Expozure: 17x480 sec, ISO 400
Filter: -
Mount: Celestron CG5-Advanced GT
Pointer: Sky-Watcher, 75/500 mm