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Galaxies and star clusters

Andromeda Galaxy M31 with LRGB-filters

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Andromeda Galaxy photographed from the remotely operated GRAS observatory in New Mexico 16.02.2009.
Telescope G14: TAK FSQ 106mm ED med STL1100M. L (5x1 min) RGB (3x1 min per filter). FOV: 116'x84'.
Callibrated, removed bad pixels, combined lrgb and gamma-adjusted with MaximDL. Fine adjustments
of contrast and colors and crop/rotate in Photoshop. Noise suppression with NeatImage.
See full versjon before cropping (156'x254').

NGC5131 Omega Centauri in RGB

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NGC5131 photographed from the remotely operated GRAS observatory in in Australia 14.08.2006.
Telescope A6: Intes 150mm med ST10. RGB, 1 min per filter. FOV: 46'x33'. Prosecessed with MaximDL and
Photoshop: calibrated, combined rgb, contrast adjustments. Full size version .

M51 "Whirpool" galaxy in LRGB

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M51 photographed from the remotely operated GRAS observatory in New Mexico, 23.05.2006.
Telescope A1: Takahashi 300mm with FLI-IMG1024. FOV: 22.2'x15.5'. LRGB, 3x3 min through each filter.
Binning 2x2 for color exposures. Prosecessed with MaximDL and Photoshop: calibrated,
stacked, combined lrgb, contrast and color adjustments. See larger version , full size .

NGC104 Cluster in Tucana with LRGB-filters

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NGC104 photographed from the remotely operated GRAS observatory in Australia 19.09.2006.
Telescope A6: Intes 150mm med ST8. LRGB, (3x1:2x1:2x1:2x1) min. FOV: 45'x31'. rosecessed with MaximDL,
Photoshop, Neatimage and ImageReady: calibrated, combined rgb, contrast adjustments, animation.
Each animation frame is 10 times (2.5 magnitudes) brighter than the previous.
See full ssize version .

 

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