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Astro: Fireworks in February, Arp 29 by
Rick Johnson[_2_]
Arp 29 is far better known as NGC 6946, the Fireworks Galaxy. This is
because it is undergoing massive star formation and close enough that we
can easily...
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(OT slightly) Flatfield using photoshop by
Boris[_2_]
Sorry this is a little of topic, but I don't know anywhere better to ask.
Is it possible to do a flatfield calibration using Photoshop CS2? If so how?
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ASTRO: ARP 240 (NGC 5257-8) reprocessed by
Rick Johnson[_2_]
Also I goofed and said these were the wrong pair of galaxies. They are
NGC 5258 and NGC 5257, left to right. I wasn't using my computer
glasses. The 8...
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astro: m55 by
John N. Gretchen III
6x600 seconds
Intes MK-69 (6" f/6 Mak-Cass 900mm fl)
Celestron CI-700 Mount w/Gemini
QHY8 CCD Camera
reduced to 50%
--
John N. Gretchen III
...
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ASTRO: Arp 304 by
Rick Johnson[_2_]
Arp 304 consists of two galaxies NGC 1241 and NGC 1242, right to left
and a double star to the southeast, NGC 1243. The two galaxies were
first seen by...
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ASTRO: Open cluster IC 166 by
Rick Johnson[_2_]
IC 166 is an open cluster in Cassiopeia. It is about 10,750 light years
from us by one paper I found. The WEBDA puts it at 13,000 light-years.
Pinning...
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ASTRO: Triplet Leo deep by
Danilo Pivato
Hi all,
this is a new shot at galaxies NGC 3628, M65 and M66.
The shot is very deep (exposed 5h) because I wanted to see the
interactive areas between M65 and...
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astro: m83 by
John N. Gretchen III
1x900 seconds
Intes MK-69 (6" f/6 Mak-Cass 900mm fl)
Vixen Sphinx SXD Mount
Sbig ST2000XCM
only took one shot while doing some test, I'll have to revisit this...
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ASTRO: M-51 by
George Normandin[_1_]
A 10:6:6:10 minute LRGB exposure with STL 1301E camera thru a 20-inch F/8 RC
Cass.
George N
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Astro: A warped galaxy by
Rick Johnson[_3_]
NGC 3079 and NGC 3073 are a pair of interacting galaxies. NGC 3079 is
the big one in the center. To the right of it and down a bit is NGC
3073. The small...
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ASTRO: SN2011by by
Rick Johnson[_2_]
The super nova is the bright star above the core of the center galaxy.
See the annotated image.
SN2011by was discovered by Zhangwei Jin and Xing Gao (China)...
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ASTRO: NGC 4603/4650/etc by
Stefan Lilge
This is a galaxy field in Centaurus that I imaged last May in Namibia.
NGC 4603 is the spiral to the lower right, NGC 4650 the barred spiral to the
upper...
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Selene - Earth co-planets by
Ralph Hertle
Quotation from: alt.astronomy , subject: Beauuutiful! Full Selene
Painius wrote
Selene is a major planet.
Planet Selene orbits Earth and Sun on...
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November 27th 07 10:21 AM
by Painius
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astro: m81 toned down by
John N. Gretchen III
1x240 seconds
Meade 8" Schmidt-Newtonian
Celestron Advanced Series GT
Sbig ST2000XCM
processed with AstroArt and Photoshop
Type of object: Galaxy
RA...
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ASTRO: Cacoon Nebula by
Robert Price[_2_]
Taken from a farm just south of Blueknob State Park on 1 Sept 2008.
Taken with an NP-127 at F/5.2. Three 20 minute
exposures using a Hutech modified Canon...
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