Contains: NGC 2244, Rosette nebula, NGC 2239, The star 12Mon
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Rosette nebula

Technical card

Imaging telescope or lens: Orion USA 80 ED

Imaging camera: Atik 314L

Mount: Sky-Watcher HEQ5

Guiding telescope or lens: Soligor 8x50 Finderscope

Guiding camera: QHY 5

Focal reducer: William Optics FF/FR III

Software: PixInsight

Filter: Ha

Accessories: Moonlite FocuserW&W Astro Dew heater

Resolution: 1228x1566

Dates: Feb. 16, 2013March 3, 2013

Frames: Ha: 50x600"

Integration: 8.3 hours

Avg. Moon age: 13.40 days

Avg. Moon phase: 51.46% job: 102592

RA center: 98.297 degrees

DEC center: 4.881 degrees

Pixel scale: 2.775 arcsec/pixel

Orientation: -50.011 degrees

Field radius: 0.767 degrees


First light with Moonlite focuser and my old ED80 from Orion. Framing is not perfect, but I hope to fix it next year :) I like the scale comparing to my previous image taken with WO Megrez.





Sky plot

Sky plot


Rosette nebula, 



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W&W Astro Dew heater