Cookie consent

AstroBin saves small pieces of text information (cookies) on your device in order to deliver better content and for statistical purposes. You can disable the usage of cookies by changing the settings of your browser. By browsing AstroBin without changing the browser settings, you grant us permission to store that information on your device.

I agree
Getting plate-solving status, please wait...

WR134 in Cygnus- another blue dolphin - SHO-RGB

Technical card

Resolution: 4580x3456

Dates:Aug. 13, 2019Oct. 15, 2019

236x300" bin 1x1
Baader RVB: 60x60" bin 1x1

Integration: 20.7 hours

Avg. Moon age: 14.59 days

Avg. Moon phase: 96.91% job: 3036966

RA center: 302.504 degrees

DEC center: 36.172 degrees

Pixel scale: 0.652 arcsec/pixel

Orientation: 359.574 degrees

Field radius: 0.519 degrees

Locations: au Pied du Ventoux, Ventoux, 84, France

Data source: Backyard


The OIII layer gives a nice blue color of the nebula in the center like blue dolphin. But that 's not all : you can also see like a blue veils or blue drappings floating from the top half-right of the image going down to the bottom

5 nights : 20/21, 23, 24/25 August and 13, 15 october

Red 20subs@60s -20°C gain zero
Blue 20subs@60s -20°C gain zero
Green 20subs@60s -20°C gain zero
=> 60 subs @60s about 1 hour of exposure

60 SII Subs @180s (gain 139, -20°C)
90 OIII Subs @180s (gain 139, -20°C)
86 HalphaSubs @300s (gain 139, -20°C)
=> 236 subs @300s about 19.7 hours of exposure



Arnaud Peel
License: None (All rights reserved)

Sky plot

Sky plot


WR134 in Cygnus-  another blue dolphin - SHO-RGB, 


            Arnaud Peel