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the Triffid Nebula
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Giclee:
20" x 24"
produced on heavy acid -
free watercolor paper
Photographic Print:
20" x 24"
produced on archival
photographic paper
Our Price: $47.99
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Photo of the Artist
Artist: J-P Metsavainio Astro Anarchy
Original Medium: Photography
J-P Metsavainio
About this work:
M20, the "Triffid Nebula" in constellation Sagittarius. Distance about 7600 light years. M20, imaged with a Northern Galactic members remote telescope in Australia. Impressive instrumentation and great location in Souther Australia under a dark Sky, makes possible to go deep in very short time! Image above has only 70min. total exposure time, Luminance is 25 min. I'll shoot more lights for this later. Technical details 16" RCOS ja Apogee U9000 camera. LRGB combo. LRGB-image, Luminance=5x300s + 5x600s, total 1h 15min. Red=3x300s, Dark and Flat calibrated. Green=3x300s, Dark and Flat calibrated. Blue=3x300s + 1x600s, Dark and Flat calibrated. Raw data is shared with Petri Kehusmaa and J-P Metsavainio Processing workflow: Image acquisition, MaxiDL v4.xxx Stacked and calibrated in CCDStack. Deconvolution with a CCDSharp, 30 iterations. Levels, curves and color combine in PS CS3.
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