Celestial hemisphere:  Northern  ·  Constellation: Cygnus (Cyg)  ·  Contains:  Crescent nebula  ·  NGC 6888
NGC6888 Crescent Nebula in HaRGB, Richard Cardoe
NGC6888 Crescent Nebula in HaRGB
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NGC6888 Crescent Nebula in HaRGB

Equipment

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Acquisition details

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Description

Image Details:

Total Exposure of 5 hours 45 mins.

Ha - 19 x 600sec @ ISO800 Lights for an exposure of 3 hours 10 mins

RGB - 11 x 300sec @ ISO800 and 10 x 600sec @ ISO800 Lights for an exposure of 2 hours 35 mins

49 Darks, 200 Bias, 50 Flats.

Scope - Altair Astro 8" Ritchey Chretien (CF) with AP CCDT67 reducer - 1110mm @ F5.46.

Mount - HEQ5 PRO Synscan with Rowan Belt Drive mod.

Sensor - Canon 1000D (Full Spectrum Modded)

Filters - RGB:Astronomik CLS-CCD filter and Ha:Baader 2" 7nm Ha filter.

Guiding - ZWO ASI120MM + Orion 162mm/F3.2 guidescope with PHD2.

Captured with BackyardEOS and processed with PixInsight.

Thanks for looking.

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NGC6888 Crescent Nebula in HaRGB, Richard Cardoe