Winnecke 4, Messier 40
Object:
Double Star
Constellation:
Ursa Major
Apparent Magnitude:
9.65 + 10.10
Est. Distance:
510 ly
Telescope:
Celestron CPC 800 (8")
Camera:
Nikon D70 unmodified
Exposure:
8x15 sec (2 mins)
ISO:
200
Date:
19th April 2008
Wikipedia link
