Hemisphere:  Southern  ·  Constellation: Monoceros (Mon)  ·  Contains:  IC 2177  ·  M 50  ·  NGC 2286  ·  NGC 2323  ·  NGC 2335  ·  NGC 2345  ·  Part of the constellation Canis Major (CMa)  ·  The star 11CMa  ·  The star 19Mon  ·  The star 20Mon  ·  The star Muliphen (γCMa)  ·  The star Sirius (αCMa)  ·  The star θCMa  ·  The star ιCMa  ·  The star μCMa
Sirius & Seagull Nebula Region, 



    
        

            Jan Curtis
Sirius & Seagull Nebula Region
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Sirius & Seagull Nebula Region

Technical card

Imaging telescopes or lenses: Nikon Nikkor 85mm f1.4

Imaging cameras: Nikon D7000 (unmodified)

Mounts: ORION Sirius EQ-G

Guiding telescopes or lenses: Nikon Nikkor 85mm f1.4

Software: Noel Carboni's Astro Tools for PhotoShop Noel Carboni Actions  ·  Photoshop CS 6 Adobe  ·  PIXINSIGHT PixInsinght 1.8 RC7


Dates:Nov. 19, 2014

Frames: 77x140" (2h 59' 40") ISO1250

Integration: 2h 59' 40"

Avg. Moon age: 26.54 days

Avg. Moon phase: 9.75%

Bortle Dark-Sky Scale: 4.00

Temperature: -6.00


Basic astrometry details

Astrometry.net job: 417056

RA center: 06h51m34s

DEC center: -09°4452

Orientation: 89.829 degrees

Field radius: 9.207 degrees


Resolution: 620x380

Locations: Eldorado (6767' elev), @ Santa Fe, New Mexico, United States

Description

Managed a lot of frames before high clouds ended session. Taken at f/5.6.

Any idea what the BLUE Reflected Nebula is just right of NGC 2311 near top of this image? By rotating image, I now suspect this BLUE is a flare artifact from brilliant Sirius.

Comments

Revisions

  • Final
    Sirius & Seagull Nebula Region, 



    
        

            Jan Curtis
    Original
  • Sirius & Seagull Nebula Region, 



    
        

            Jan Curtis
    B

Sky plot

Sky plot

Histogram

Sirius & Seagull Nebula Region, 



    
        

            Jan Curtis