Most of these images were obtained by Mike Bessell, Michelle Buxton, Hwankyung Sung, Ralph Sutherland and Bob Watson at SSO using a 2Kx2K Site CCD behind a Nikon or Hasselblad lens or directly on the 1m telescope. A few images are from the Hubble Space Telescope. Some of the M42 images were obtained with the KPNO 1m and ESO NTT telescope. One image is a mosaic of IRAS images. ... Details of the CCD imaging program at MSSSO. ... antenna.jpg (53KB) . ... ngc6744.jpg (59KB) . ...

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... 2001 June 17 . Colorful Clouds Of Carina . ... Striking and detailed, this close-up of a portion of the famous nebula is a combination of exposures through six different filters taken with the Hubble Space Telescope 's Wide Field Planetary Camera 2 in April of 1999. ... Exposures made with different narrow filters, as in this case , are translated to a visible color where shorter wavelengths are assigned bluer and longer wavelengths assigned redder colors. ... About APOD | ...

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• Astronomy Picture of the Day
• APOD: 2000 February 3 - Colorful Clouds Of Carina
• APOD: 2003 April 30 - A Lenticular Cloud Over New Hampshire

... Colorful Clouds Of Carina . ... Credit Copyright: Hubble Heritage Team ( AURA / STScI ), NASA Explanation: Tumultuous clouds of the Carina Nebula , 8000 light-years away, glow in planet Earth's southern sky . Striking and detailed, this close-up of a portion of the famous nebula is a combination of exposures through six different filters taken with the Hubble Space Telescope's Wide Field Planetary Camera 2 in April of 1999. ... Publications with keywords: clouds - dust - carina nebula . ...

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• A Scorpio Sky Spectacular
• XWare > APOD

... Science User Portal . ... ESO, the European Southern Observatory . ... ESO's Governing Bodies . ... Travel and Contacts . Travel to ESO Headquarters . ... Travel to E-ELT Armazones . ... Survey Telescopes . ... Star Clusters . ... Stars@ESO . ... ESO Science Newsletter . ... ESO 3.6-metre telescope . ... MPG/ESO 2.2-metre telescope . ... ESO 1-metre Schmidt telescope . ... Wide view centred on the CatтАЩs Paw Nebula (NGC 6334). ... Cat's Paw Nebula , Digitized Sky Survey 2 (DSS 2) , NGC 6334 . ...

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• The composition of a star that should not exist | ESO
• The star cluster NGC 3293 | ESO
• The hidden fires of the Flame Nebula* | ESO

These pages collect together references to many pictures of the solar system that can be found on the Net. ... Since I originally compiled this list the number of relevant images has grown tremendously. ... http://www.jpl.nasa.gov/pictures/ . ... ftp://dftnic.gsfc.nasa.gov/images/gifs/ . ... http://www.jpl.nasa.gov/galileo/images.html . http://www.jpl.nasa.gov/magellan/images.html . ... http://nssdc.gsfc.nasa.gov/image/planetary/ . ... NASA Image Access Homepage (Planetary Photojournal) . ...

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• Earth Picture List
• Venus Picture List
• Jupiter Picture List

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... 2010 . ... The following images are mosaics obtained on 03 August 2010 at the National Solar Observatory/Dunn Solar Telescope with the Interferometric Bidimensional Spectrometer (IBIS). ... The final images are approximately 238 x 242 arcseconds, or 4 x 4 arcminutes, with a pixel scale of 0.0976 arcseconds per pixel. ... The images show a broad range of typical chromospheric structures, including sunspots, superpenumbra, plage, filaments, and quiet internetwork. ...

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• APOD: 2000 December 29 - The Dark Horsehead Nebula
• APOD: 2000 April 24 - Reflection Nebula M78
• APOD: August 28, 1998 - Hydrogen Trifid

Sloan Digital Sky Survey Telescope Technical Note 19910801 . ... It has long been apparent that an all-sky picture of clouds over an observatory site and available in near real-time would be a great benefit to personnel using a telescope. ... We have anecdotal evidence from J.T. Williams of MMTO and David Westfall, formerly of CFHT and now of New Mexico Institute of Mining, that video-rate 10 micron cameras are very effective at imaging clouds. ... The focal length of the mirror is 25 mm. ...

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... Imaging techniques III: the Large Magellanic Cloud . ... The two images above show the neutral hydrogen (HI) distribution of the Large Magellanic Cloud (LMC), a close neighbour of our Milky Way, using data from the Australia Telescope Compact Array (ATCA) on the left and a combination of Parkes and ATCA HI data on the right. An interferometer - like the ATCA - acts like a filter. ... today * ATNF | Parkes | ATCA | ...

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Making HST Pictures: Examples and Illustrations . ... These illustrations represent some of the steps and techniques used to produce “pretty pictures” from HST images. ... TIFFs (ftp) . ... Separate images are exposed through different color filters. ... An alternate way to make color images . ... Eight bit (one byte) images contain 256 different values that may be represented by 256 shades of gray or 256 arbitrary colors from a color map (or palette) of all possible colors. ...

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• Polarizer Quad Filter

... Tonight's Sky . ... The Magazine . News . Observing . ... Community . ... Gravitational wave search provides insights into galaxy evolution and mergers . ... The double star 54 Leonis, spiral galaxy NGC 3198, and emission nebula NGC 3199 . ... Open cluster NGC 2818, spiral galaxy NGC 2964, and spiral galaxy NGC 2976 . ... Astronomy for Kids . ... filter . ... Receive news, sky-event information, observing tips, and more from Astronomy's weekly email newsletter. ... Astronomy Magazine . ...

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• Maximize a minimum filter | Astronomy.com
• How do light pollution filters work? Do they actually help? | Astronomy.com
• Why is one of the three filters in the Hubble palette ionized sulfur? Is Sulfur

... Posts tagged ?Big Picture? ... Our hometown rag (the Boston Globe ) runs an occasional series of photo collections that highlight news stories called The Big Picture. ... vlk on [MADS] Parallel Coordinates . ... Algorithms arXiv Astro Bad AstroStat Bayesian CHASC Cross-Cultural Data Processing Fitting Frequentist Galaxies gamma-ray High-Energy Imaging Jargon Job Languages MC MCMC Meta Methods Misc News Nuggets Objects Optical Physics Quotes Spectral Stars Stat Timing Uncertainty X-ray . ...

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• The AstroStat Slog Blog Archive The Big Picture
• The AstroStat Slog pretty pictures
• Chandra Supernova Remnants Catalog - Format of the Catalog

Images and text 2003 Paul Valleli . While up at Stellafane for pre-convention preparations, I spent some early morning times, experimenting with different videography setups on the 13" F/10 Schupmann at the McGregor Observatory. ... Mars was too bright and would have required neutral density filters. ... Next time, I will try 12mm and 9mm projections. ... I aquired about ten thousand frames by 3AM, at which time a breeze picked up and the seeing went to Hellas! ... 2003 Paul Valleli . ...

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• Amateur Telescope Makers of Boston

... Солнечные затмения 2004-2024 . ... Short report about viewing of Venus Transit at 8 June 2004. ... The same situation was at Berdyansk at the June, 8, 2004, when Venus Transit occur. ... At the photo below, you can see how cloudy it was when the transit began. ... You can see it at the picture 1. ... I would like to thank Illya Pustovit, who kindly gave me a permission to use his digital camera for taking pictures of this Venus Transit and helped me a lot with working on gotten pictures. ...

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... This noise can be reduced by replacing the pixels with an average of the surrounding values using a linear filter. ... The effects of applying linear filters to a CCD frame is shown in Figure . Figure: Different digital filters applied on a CCD image: (A) original, (B) block filter, (C) smooth filter, and (D) Laplacian filter. ... To remove stellar images from a picture of comet Halley, the results of applying different non--linear filters to the frame are given in Figure . ...

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• Adaptive filtering from the wavelet transform
• Hierarchical Wiener filtering

Spring 2000 at Osborn Elementary School here in Ashland, Ohio. We had set up a display and a scope with a solar filter and talked to . 3 or 4 groups of kids and parents about astronomy. We even gave them a slide show! ... This is ONE of the displays we set up . ... We have a type 2 full aperture filter. Me attempting to show the sun to the kids (the trees were in the way). ...

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• A brief tour page 6
• Astrophotography

Description and Specifications (html) ( pdf ) . System Block Diagram (pdf) . ... GALFA Spectrometer Setup, Operations, Basics Manual (pdf) . GALFA Diagnostic Software Overview . ... Polyphase Filter Bank . ... Design of Quadrature Downconverter Board (pdf) . Design of Low-Pass Filters (pdf) . Design of 16-Channel DAC/Gain Control Board (pdf) . ... Design of Digital Decimating FIR Filter (pdf) . ... Quadrature downconverter (August 9, 2004) . Spectrometer board (September 1, 2004) . ...

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• lowpass digital fitlers
• The Tarantula Nebula
• The Pleiades

... Camera (cold) going up to observing level for insertion into Telescope using the handling tool (blue). July 2007 . image: VISTA_IR_Camera_to_Telescope_2.JPG . ... Camera being moved from its stand in the lower floor of the Enclosure below the Azimuth floor, using the handling tool (blue). image: remove camera from stand.jpg . ... Camera inside the upper part of the enclosure after being lifted up to the Azimuth floor on its handling tool (blue). image: camera reaches az floor.jpg . ...

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• VISTA - Visible and Infrared Survey Telescope for Astronomy
• Pictures of VISTA
• VISTA - Images of Focal Plane

Eyepieces Forum Message . Forums: . ... Eyepieces | ... Pictures . ... Posted by Jarvis Krumbein on November 2, 2003 05:23:47 UTC . ... I was having serious problems manhandling the tube assembly of the old setup around as the bloody thing was very heavy. ... Pictures - gjeckes - November 2, 2003 - 08:06 UTC . ... www.astronomy.net . About Astronomy Net | ... Forum posts are Copyright their authors as specified in the heading above the post. "dbHTML," "AstroGuide," "ASTRONOMY.NET" & "VA.NET" . ...

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• Eyepieces Discussion Forum - Hosted by The Astronomy Net
• Astronomy And Pictures - an Astronomy Net Astrophotography Forum Message
• Observation Report From Coyle 07/19/03 - an Astronomy Net Observation_reports

... Bad Astronomy . ... What Color is Mars? ... Bizarre Image Analysis . ... One image of Mars shows a giant green splotch . Some images show it to have a blue sky, others a red sky, and in yet others the sky is butterscotch. ... When the images from Mars are returned to Earth, and then processed to make a color image, what you are seeing at best is an approximation to what your eye can see. ... When that infrared filter greyscale image is used to construct a color image, the blue tab turns pink. ...

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• Phil Plait's Bad Astronomy: Misconceptions
• Phil Plait's Bad Astronomy: Bad TV