Hemisphere:  Southern  ·  Constellation: Canis Major (CMa)  ·  Contains:  16 omi01 CMa  ·  Sh2-308  ·  The star ο1CMa
Getting plate-solving status, please wait...
Short SH2-308 - Dolphin or Gourd Nebula, 



    
        

            Ben
Powered byPixInsight

Short SH2-308 - Dolphin or Gourd Nebula

Imaging telescopes or lenses: Sky-Watcher Quattro 200 CF (Carbon Fiber)

Imaging cameras: ZWO ASI 1600MM-PRO

Mounts: SkyWatcher EQ6-R Pro (EQMOD)

Guiding telescopes or lenses: Sky-Watcher Quattro 200 CF (Carbon Fiber)

Guiding cameras: Prostar LP-Guide Auto-Guiding camera

Focal reducers: Skywatcher F4 aplanatic coma corrector

Software: Ripley PixInsight 1.8  ·  EQAscom ascom/Eqmod  ·  PHD2  ·  Cartes du Ciel  ·  Stark Labs Nebulosity 4.1  ·  Seqence Generator Pro

Filters: Astrodon OIII 3 nm  ·  Astrodon Ha 5 nm

Accessory: ZWO Off-Axis Guider  ·  ZWO EFW 8x 1.25"


Dates:Feb. 1, 2020Feb. 2, 2020

Frames:
Astrodon Ha 5 nm: 61x180" (gain: 200.00) -10C bin 1x1
Astrodon OIII 3 nm: 61x180" (gain: 200.00) -10C bin 1x1

Integration: 6.1 hours

Darks: ~30

Flats: ~30

Flat darks: ~30

Avg. Moon age: 7.32 days

Avg. Moon phase: 49.36%

Bortle Dark-Sky Scale: 7.00


Astrometry.net job: 4203871

RA center: 6h 54' 20"

DEC center: -23° 52' 0"

Pixel scale: 0.980 arcsec/pixel

Orientation: -99.810 degrees

Field radius: 0.655 degrees


Resolution: 3073x3696

Locations: Backyard, Brisbane, Queensland, Australia

Data source: Backyard

Description

Just a tad over 4 hours so very limited time for this sharpless object. Clear skies have been extremely rare all summer. I'm happy with what I got but wish I had about 3 times as much!

Comments

Revisions

    Short SH2-308 - Dolphin or Gourd Nebula, 



    
        

            Ben
    Original
    Short SH2-308 - Dolphin or Gourd Nebula, 



    
        

            Ben
    J
    Short SH2-308 - Dolphin or Gourd Nebula, 



    
        

            Ben
    K
  • Final
    Short SH2-308 - Dolphin or Gourd Nebula, 



    
        

            Ben
    N

J

Description: A PixInsight only processing with a little more data

Uploaded: ...

K

Description: A bit of a revision. Still very noisy but figure only more time will solve that. I used starless Ha and [OIII] masks to help bring up some of the background.

Uploaded: ...

N

Description: Reprocessed with a few corrections and less noise

Uploaded: ...

Sky plot

Sky plot

Histogram

Short SH2-308 - Dolphin or Gourd Nebula, 



    
        

            Ben