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B33 Horsehead Nebula

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B33 Horsehead, NGC 2023 and IC 435 Nebulae in Orion
Date December 24 & 25, 2011
Exposure LRGB 95:105:105:95 (cropped)
Camera STL11000M with Astronomik filters
Telescope ASA 10N f/3.7 on AP900GTO CPO3
Guiding External guide head with 50mm MiniBorg
Processing MaximDL, PhotoshopCS5, AstroActions
Comments Cool; data acquired using CCD Commander


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Click HERE for Hα data
 

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B33 Horsehead Nebula and NGC 2024 Flame Nebula in Orion
Date November 24, 26, 27, and 29, 2007
Exposure HαRGB  300:15:15:15 (Hα + Red 80/20; Hα used for luminance)
Camera STL11000M with Astronomik filters
Telescope Takahashi Sky90 f/4.5 on Losmandy G11 w/Gemini
Guiding Remote guide head & E-finder
Processing MaximDL, PhotoshopCS2, FITS Liberator, AstroActions
Comments Moderate seeing; some moonlight

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B33 Horsehead Nebula and NGC 2024 Flame Nebula in Orion
Date December 9 and 23, 2006
Exposure Hα  12 x 15 minutes; RGB 6 x 5 minutes  180:30:30:30
Camera ST2000XM with Schuler Hα filter, SBIG RGB
Telescope Takahashi Sky90 f/4.5 on Losmandy G11 w/Gemini
Guiding Self-guided
Processing MaximDL, PhotoshopCS2
Comments Cool with moderate seeing

B33 in Hα

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B33 Horsehead Nebula and NGC 2024 Flame Nebula in Orion
Date December 9, 2006
Exposure Hα  12 x 15 minutes
Camera ST2000XM with Schuler Hα filter
Telescope Takahashi Sky90 f/4.5 on Losmandy G11 w/Gemini
Guiding Self-guided
Processing MaximDL, PhotoshopCS2
Comments Cool and windy, waning moon in the sky

                                    All text and images � Gregg L. Ruppel 1998-2017.