Comet Lovejoy (C/2014 Q2) - 25/01/15 (Stacked)
Comet C/2014 Q2 (Lovejoy) was discovered by amateur astronomer Terry Lovejoy in August 2014. This long-period comet will reach perihelion (closest approach to the sun) on 30th January 2015 and won't return to the inner Solar System for another 8000 years.
Stack of 83 x 25s exposures (35 min) @ ISO800 equiv. Darks & bias/offset, no flats.
Camera: Canon EOS 60Da
Lens: EF 70-200mm f:2.8 L USM @ f/3.2. 200mm (x1.6).
Filters: None
Mount: Piggy-backed on 8" Meade LX10. Rough polar alignment.
Guiding: None
Calibration, alignment & stacking: DeepSkyStacker 3.3.2
Post-processing & image crop: PSPx4
Comet Lovejoy (C/2014 Q2) - 25/01/15 (Stacked)
Comet C/2014 Q2 (Lovejoy) was discovered by amateur astronomer Terry Lovejoy in August 2014. This long-period comet will reach perihelion (closest approach to the sun) on 30th January 2015 and won't return to the inner Solar System for another 8000 years.
Stack of 83 x 25s exposures (35 min) @ ISO800 equiv. Darks & bias/offset, no flats.
Camera: Canon EOS 60Da
Lens: EF 70-200mm f:2.8 L USM @ f/3.2. 200mm (x1.6).
Filters: None
Mount: Piggy-backed on 8" Meade LX10. Rough polar alignment.
Guiding: None
Calibration, alignment & stacking: DeepSkyStacker 3.3.2
Post-processing & image crop: PSPx4