Celestial hemisphere:  Northern  ·  Constellation: Cygnus (Cyg)  ·  Contains:  68 A Cyg  ·  HD202710  ·  HD202810  ·  LBN 383  ·  LBN 389  ·  LBN 390  ·  LBN 391  ·  LBN 393  ·  LBN 400  ·  LBN 402  ·  LDN 942  ·  LDN 943  ·  LDN 944  ·  LDN 946  ·  LDN 947  ·  LDN 948  ·  LDN 949  ·  LDN 951  ·  LDN 952  ·  LDN 953  ·  PK087-03.1  ·  Sh2-119  ·  The star 68 Cyg
Getting plate-solving status, please wait...
The Clamshell Nebula(SH2-119): RGB+SHO (AAPOD2 Sept 9, 2023), 



    
        

            Imran Badr
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The Clamshell Nebula(SH2-119): RGB+SHO (AAPOD2 Sept 9, 2023)

Getting plate-solving status, please wait...
The Clamshell Nebula(SH2-119): RGB+SHO (AAPOD2 Sept 9, 2023), 



    
        

            Imran Badr
Powered byPixInsight

The Clamshell Nebula(SH2-119): RGB+SHO (AAPOD2 Sept 9, 2023)

Acquisition details

Dates:
Aug. 15, 2023 ·  Aug. 16, 2023 ·  Aug. 23, 2023 ·  Sept. 5, 2023
Frames:
Antlia H-alpha Ultra Narrow Band 2.5nm 2": 74×300(6h 10′)
Antlia OIII Ultra Narrow Band 2.5nm 2": 76×300(6h 20′)
Antlia SII Ultra Narrow Band 2.5nm 2": 75×300(6h 15′)
Optolong Blue 2": 60×60(1h)
Optolong Green 2": 60×60(1h)
Optolong Red 2": 60×60(1h)
Integration:
21h 45′
Avg. Moon age:
14.01 days
Avg. Moon phase:
26.52%
Bortle Dark-Sky Scale:
7.00

RA center: 21h18m01s.51

DEC center: +43°4617.1

Pixel scale: 1.397 arcsec/pixel

Orientation: 115.259 degrees

Field radius: 1.249 degrees

WCS transformation: thin plate spline

More info:Open 

Resolution: 5214x3775

File size: 19.0 MB

Data source: Backyard

Description

UPDATE: Selected at AAPOD2 for Sept 9, 2023. Truly excited!
https://www.aapod2.com/blog/the-clamshell-nebula-sh2-119

>>>

This object such a fantastic target. I did find it challenging to bring out the details and depth.

Comments

Revisions

  • The Clamshell Nebula(SH2-119): RGB+SHO (AAPOD2 Sept 9, 2023), 



    
        

            Imran Badr
    Original
  • The Clamshell Nebula(SH2-119): RGB+SHO (AAPOD2 Sept 9, 2023), 



    
        

            Imran Badr
    B
  • Final
    The Clamshell Nebula(SH2-119): RGB+SHO (AAPOD2 Sept 9, 2023), 



    
        

            Imran Badr
    C

B

Description: Some minor curves and Star colors

Uploaded: ...

C

Title: Added 3 hours of RGB stars

Description: 60x60" R
60x60" G
60x60" B

Uploaded: ...

Sky plot

Sky plot

Histogram

The Clamshell Nebula(SH2-119): RGB+SHO (AAPOD2 Sept 9, 2023), 



    
        

            Imran Badr