M81 / NGC3031 & M82 / NGC3034 (QHY12 first Light)
in Ursa Major
Optic |
Canon EF 500 f/4
(f=500mm)
|
Mount |
Losmandy G11 |
Camera |
Alccd12 / QHY12 Gain=20, Offset=136 |
Exposure time |
130min (26 x 5min) |
Processing |
PixInsight 1.6
|
Date / Time |
22th April 2011
|
Location |
Bucklige Welt/ Niederoesterreich
|
Notes |
chip temp. -25°C, Flat and Bias corrected
|
astrophotos © by manfred schwarz