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32 Rosette Nebula

Target: Rosette Nebula Caldwell 49 in the constellation of Monocerous

Distance:5200 Light years

Object Type:Large spherical HII region 130 light years diameter

Date:25th and 26th March 2020

Location:St Helens, Merseyside. Bortle 8 sky at new moon.

 

Exposure:19x 240s Ha; 20x 240s [OIII]; 24x 240s [SII], 30x 240s Darks with gain 2000 offset 20 temp 7-10 deg C.

Flats:30x 1.25s Ha flats, dark flats. 30x 1.0s [OIII] flats, dark flats. 30x 1.5s [SII] flats, dark flats. 15 deg C.

Integration:252 min.

 

Imaging:Altair Astro 60EDF, 1x Flattener, Zwo EFW mini filterwheel,Bader Ha, [OIII], [SII], Altair Hypercam 183M Pro.

Guiding:Altair MG32 mini guidescope, Zwo ASI120MC camera.

Mount:Skywatcher Star Adventurer Pro.

 

Software: APT,PHD2,Sharpcap Pro (polar alignment),Deepsky Stacker, Photoshop.

 

Reprocessed 13/10/2019 amidst prolonged cloudy weather.

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Uploaded on November 20, 2020