Four astrophotographers, 6 telescopes, 5 cameras and 129 hours of data. This is a collaboration image. We pooled our data and processed in PixInsight... the Iris Nebula in Cepheus.

Telescopes:

• Starfield Optics 8" Astrograph

• Skywatcher Esprit 100mm Refractor

• Explore Scientific 127mm CF Refractor

• OGS/RCOS R-C 10"

• Meade RCX 10"

• Skywatcher Esprit 150mm Refractor

Cameras:

• QHY268M

• QHY268C

• Atik 11000

• QSI683

• QHY16200A

Filters:

• Optolong L-R-G-B

• Astrodon E series L-R-G-B

• Astrodon True Balance L-R-G-B

Total integration time:

• 129 hours

Data acquired from:

• Kitchener, Ontario, Canada

• Guelph, Ontario, Canada

• New Mexico, USA

• Sanborn, NY, USA

Processed in PixInsight

Copyright: Shawn Nielsen / Warren A. Keller / Ron Brecher / Peter Proulx

Image Description and Details : Image Description and Details : NGC7023 - SH2-136 - LBN475 - LBN468

Takahashi Espilon 130D
Canon 6Da
SkyWatcher EQ6-Pro

intégration: 230x180" (11h 30')

Copyright: Thierry BOUFFLET

Image Description and Details : Two popular long focal length targets, the Iris Nebula and the Ghost Nebula, share a field of chocolate colored dust in the constellation Cepheus. This 2 degree FOV captures both with plenty of room for the surrounding dark nebulae.

Captured over 4 nights in Goldendale Washington from Goldendale Sky Village and Sky View Acres. Both sites are Bortle 2.

Takahashi FSQ 106
QHY600M
Paramount MYT

Chroma Blue 2": 35x300" (2h 55') (gain: 56.00) -10C bin 1x1
Chroma Green 2": 32x300" (2h 40') (gain: 56.00) -10C bin 1x1
Chroma Luminance 2": 47x300" (3h 55') (gain: 56.00) -10C bin 1x1
Chroma Red 2": 31x300" (2h 35') (gain: 56.00) -10C bin 1x1

Integration: 12h 5'

Copyright:Kevin Morefield