一张绚丽的合影

来源:http://www.astrosurf.com/antilhue/sagittarius_triplet.htm

这是张3个星云和2个星团的合影,顶部的是M8礁湖星云  左边的是M20  右边的是IC4685 左下角的是M21   右下角的是NGC6544

Designation	Lagoon Nebula, M 8  (top)  -  Trifid Nebula, M 20 (left)  -  IC 4685 group (lower right)  -  M 21 (lower left)   -   NGC 6544  (extreme right)
Object type	Combination emission and reflection nebulae  -  Open and globular clusters
Coordinates	18 h 06 min   -23° 35'   (Sgr)
Description	Each one of these three nebulae is a spectacular object in its own right and together they make up one of the nicest areas in the night sky.  The open cluster Messier 21 sparkles below red-blue M 20, while globular cluster NGC 5644 seems to be embedded in the Sagittarius star cloud on the right. Click on the above image for higher resolution (2004 x 1336 pixels).  There are also close-ups of M 8, M 20 and IC 4685
Exposure	LRGB 60:40:40:40 min @ -25°C
Camera	SBIG STL-11000 with Astronomik Type II filter set, selfguided
Optics	Astro-Physics Traveler AP105EDF f/5.9 with field flattener, prime focus
Mount	Astro-Physics AP900GTO
Software	MaxIm DL/CCD, Sigma Pre Beta 11, Registar, Adobe Photoshop CS
Location - Date - Time	San Esteban (Chile) - 11Sep2004 - 01:30 UTC
Conditions	Transparency 5,  Seeing 5, Temperature  + 7° C

                               
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[ 本帖最后由 寻找拉玛 于 2007-8-23 08:14 编辑 ]

有创意的合成。漂亮

呵呵 图很好看  就是E文没看明白

很好的合影！漂亮啊！