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Lühikirjeldus
KirjeldusOrion tjt.jpg
English: The constellation Orion, with Betelgeuse the reddish star at the top left. Also visible is the Christmas Tree Nebulae,
top left edge, Bardarnd's Loop red arc in middle and the M42, Orion Nebula in center.
Imagery from Keota, Colorado This is a piggyback chemical image using Kodak 400, in a Pentax MX SLR with
a 50mm lens set at f3.5, for 20 minutes and guided on a Losmandy CG-14. I detented gamma about 20%,
and increased brightness & contrast about 5%. Temperature about 35* taken at 11pm, no to slight breeze.
Transparency7/10, seeing 8/10. A short span of high thin cirrus clouds for about 5 minutes, provided the
haze filter to accentuate the brighter stars in this shot.
Litsents
Autoriõiguse omanikuna avaldan selle teose järgmise litsentsi all:
omistamine – Pead materjali sobival viisil autorile omistama, tooma ära litsentsi lingi ja märkima ära, kas on tehtud muudatusi. Sobib, kui teed seda mõistlikul viisil, kuid seejuures ei tohi jääda muljet, et litsentsiandja tõstab esile sind või seda, et sina materjali kasutad.
https://creativecommons.org/licenses/by/3.0CC BY 3.0 Creative Commons Attribution 3.0 truetrue
{{Information |Description ={{en|1=The constellation Orion, with Betelgeuse the reddish star at the top left. Also visible is the Christmas Tree Nebulae, top left edge, Bardarnd's Loop red arc in middle and the M42, Orion Nebula in center.}} |Source