Hemisphere:  Northern  ·  Constellation: Monoceros (Mon)  ·  Contains:  NGC 2239  ·  NGC 2244  ·  NGC 2252  ·  Rosette nebula  ·  The star 12Mon
Getting plate-solving status, please wait...
Rosette Nebula in H-alpha, 



    
        

            Serge Caballero
Rosette Nebula in H-alpha
Powered byPixInsight

Rosette Nebula in H-alpha

Getting plate-solving status, please wait...
Rosette Nebula in H-alpha, 



    
        

            Serge Caballero
Rosette Nebula in H-alpha
Powered byPixInsight

Rosette Nebula in H-alpha

Technical card

Imaging telescopes or lenses: Astro-Tech AT8IN

Imaging cameras: QHY CCD QHY8

Mounts: CGEM

Guiding telescopes or lenses: Orion 50 mm mini guider

Guiding cameras: Orion SSAG

Focal reducers: Baader Planetarium MPCC Mark III

Software: Star Tools  ·  Stark Labs Nebulosity 3.1.X  ·  Photoshop CS6  ·  ADGSoftware PHD2 (OpenPHD)

Filters: Orion H‑Alpha 7nm


Dates:Feb. 15, 2014Feb. 16, 2014

Frames:Orion H‑Alpha 7nm: 36x900" (9h) (gain: 11.00) -22C bin 1x1

Integration: 9h

Darks: ~10

Flats: ~21

Flat darks: ~21

Bias: ~81

Avg. Moon age: 15.67 days

Avg. Moon phase: 98.85%

Bortle Dark-Sky Scale: 5.00

Temperature: 8.00


Basic astrometry details

Astrometry.net job: 183827

RA center: 6h 32' 15"

DEC center: +4° 53' 6"

Pixel scale: 1.992 arcsec/pixel

Orientation: 2.549 degrees

Field radius: 1.111 degrees


Resolution: 2990x2681

Locations: Backyard, Gainesville, FL, United States

Description

This is a 2-frame mosaic taken with an AT8IN. It's a fairly wide field using a QHY8, but not quite wide enough to get the whole nebula in one frame. Hope to add RGB if the weather cooperates.

Comments

Sky plot

Sky plot

Histogram

Rosette Nebula in H-alpha, 



    
        

            Serge Caballero