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Contains:  NGC 7380
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NGC 7380 - first light on a Sorcerer nebula in 3 colors, 





    
        

            Ewam
NGC 7380 - first light on a Sorcerer nebula in 3 colors

NGC 7380 - first light on a Sorcerer nebula in 3 colors

Technical card

Resolution: 2494x3083

Dates:May 21, 2015July 16, 2015

Frames:
11x215" ISO1000 bin 1x1
Baader HA 7nm Baader Planerarium : 11x300" ISO5000 bin 1x1
Skywatcher OIII Filter: 4x600" ISO3200
Baader Planetarium SII 2" 8nm: 6x255" ISO5000 bin 1x1

Integration: 2.7 hours

Avg. Moon age: 1.94 days

Avg. Moon phase: 6.55%

Bortle Dark-Sky Scale: 4.00

Temperature: 9.00

Astrometry.net job: 758354

RA center: 341.623 degrees

DEC center: 58.087 degrees

Orientation: -135.011 degrees

Field radius: 0.528 degrees

Locations: La Gueule du Loup (Malonne), Namur, Namur, Belgium; Le Terme, Peyzac-le-Moustier, Dordogne, France

Description

Last night after too many nights, at 2:00 am, the sky finally opened up a bit - with a poor seeing of 2 out of 5 ! It shows in the poorly detailed acquisition ; but hey ! I had to start on this "Hubble palet" journey !
> RULE number 426 : don't drop too quickly your data, there may be more hiding in it ! I didn't believe it could reach this level. This is by far my longest editing journey - maybe 7 hours trying to balance layer after layer, cleaning pixels almost one by one ! My reward is up here in ...

SUMMER UPDATE :
> VERSION F : I almost forgot this target in need of O-III and better Ha, so this mid july, I gave it a little time with 1 (!) extra Ha sub of 750'' @ 3200 and 4 x 600'' of O-III same iso...

> VERSION E : more then this means better seing + quality O-III subs + much better SII subs...

>VERSION C : from B, adjusting selective colors... the colors I had in mind are not quite there yet, but it's more like it.
>VERSION B : the SII channel was too weak and blurred so I did what I could, blending it with some broadband and making it "synthetic yellow"...

O-III : next time ;-)

Comments

Author

Ewam
Ewam
License: None (All rights reserved)
6351
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Revisions

  • NGC 7380 - first light on a Sorcerer nebula in 3 colors, 





    
        

            Ewam
    Original
  • NGC 7380 - first light on a Sorcerer nebula in 3 colors, 





    
        

            Ewam
    B
  • NGC 7380 - first light on a Sorcerer nebula in 3 colors, 





    
        

            Ewam
    C
  • Final
    NGC 7380 - first light on a Sorcerer nebula in 3 colors, 





    
        

            Ewam
    E

Sky plot

Sky plot

Histogram

NGC 7380 - first light on a Sorcerer nebula in 3 colors, 





    
        

            Ewam