NGC 6503 is a spiral galaxy located in the constellation Draco, at a distance of about 17 million light-years .  The galaxy has an apparent magnitude of 10.2, making it suited for medium to large aperture telescopes.

ABOUT THE IMAGE

DATE/TIME:  The evening of May 30th and June 3rd, 2014.

CAMERA:  Canon XSI, 450Da

TELESCOPE:  Celestron C9.25 @ F/10

ISO SETTING:  800

EXPOSURES:  66

EXPOSURE LENGTH:  300sec.

TOTAL EXPOSURE LENGTH:  5hrs, 30min.

SUBTRACTIONS:  20 darkframes, 20 flats, 16 dark-flats.

CAPTURE SOFTWARE:  MaximDL

STACKING SOFTWARE:  Deep Sky Stacker

PROCESSING:  Photoshop CS3

ABOUT THE IMAGE

DATE/TIME:  The evening of May 5th, 2010.

CAMERA:  Canon XSI, 450D

TELESCOPE:  Orion 100mm ED refractor @ F/18

ISO SETTING:  1600

EXPOSURES:  31

EXPOSURE LENGTH:  400sec.

TOTAL EXPOSURE LENGTH:  3hrs, 26min.

SUBTRACTIONS:  20 darkframes, 10 bias frames

CAPTURE SOFTWARE:  MaximDL

STACKING SOFTWARE:  Deep Sky Stacker

PROCESSING:  Photoshop CS3