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Crescent Nebula - Nébuleuse du Croissant - NGC 6888 | by Astrochoupe

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Didier Walliang

Astrochoupe

Crescent Nebula - Nébuleuse du Croissant - NGC 6888

CCD Atik 314L+.
AstroProfessional 102mm refractor (focal 714mm).
HEQ5 Pro Goto autoguided (by Takahashi FS60 refractor with a DMK31 and PHD Guiding).

LRGB (Astrodon filters).
Luminance (IR cut): 9x5min (45 min), binning 1x1.
RGB: 3x5min (15 min) each layer, binning 1x1.
Total: 1h45.

Processed with Iris (dark, flat, offset, registration, addition, DDP, wavelet).

Location: Méribel-Mottaret (Savoie - France).
Date: 07/08/2010 - 23h22 to 02h17 UT.

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Uploaded on August 18, 2010

Taken on August 8, 2010

Crescent Nebula - Nébuleuse du Croissant - NGC 6888

CCD Atik 314L+.
AstroProfessional 102mm refractor (focal 714mm).
HEQ5 Pro Goto autoguided (by Takahashi FS60 refractor with a DMK31 and PHD Guiding).

LRGB (Astrodon filters).
Luminance (IR cut): 9x5min (45 min), binning 1x1.
RGB: 3x5min (15 min) each layer, binning 1x1.
Total: 1h45.

Processed with Iris (dark, flat, offset, registration, addition, DDP, wavelet).

Location: Méribel-Mottaret (Savoie - France).
Date: 07/08/2010 - 23h22 to 02h17 UT.