... July 29, 1997 . Strange Rocks on Mars . Credit: IMP Team , JPL , NASA . Explanation: The rocks on Mars tell us stories about their past. To decipher these stories, a scientist must become a detective , searching for clues and fitting them with theories. ... For example, at least three types of rocks are evident, marked with red, white and blue arrows. ... The white areas are more mysterious, and might be some sort of composite material. ... About APOD > . ... NASA Technical Rep.: ...

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• APOD: 2004 May 4 - Missoula Crater on Mars
• APOD: July 24, 1997 - Mars Pathfinder's Landing Site
• APOD: 2000 June 26 - Newton Crater: Evidence for Recent Water on Mars

... Strange Rocks on Mars . ... Credit: IMP Team , JPL , NASA Explanation: The rocks on Mars tell us stories about their past. ... For example, at least three types of rocks are evident, marked with red, white and blue arrows. ... The blue arrows indicate a different type of rock, ragged ones with sharp edges, hypothesized to have been ejected when nearby craters formed or volcanoes erupted. ... Publications with keywords: Mars . ... Victoria Crater on Mars . ... Inside Victoria Crater on Mars . ...

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• Mars: Big Crater in Stereo
• Астронет > Mars: Big Crater in Stereo
• Burns Cliff on Mars

... December 8, 1996 . Degas Ray Crater on Mercury . ... Explanation : Like the Earth's Moon, Mercury is scarred with craters, testifying to an intense bombardment during the early history of the Solar System. ... In the above mosaic the bright rays emanating from the 27 mile wide Degas crater almost appear to be painted on . The rays consist of light colored material blasted out during the crater's formation. Numerous smaller, younger craters are seen superposed on the Degas crater itself. ...

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• APOD: 2000 July 13 - LP 944-20: A Failed Star Flares
• APOD: May 25, 1999 - NGC 6872: A Stretched Spiral
• APOD: November 12, 1996 - Comet Hale-Bopp Passes M14

. First page Back Continue Last page Summary Graphics . CHVCs :HVCs HVCs .

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• pshiftTest_04oct12
• radar
• ListOfDatafiles

Crater Gassendi . ... I made this drawing was made on the 26th of november 2001. If you compare this one with the previous drawing of Gassendi (below) the differences are clear. ... This drawing was made on the 28th of september 2001. After nearly a full month without observations I had a one hour gap between the thicker clouds. ... This drawing was made on the 29th of august 2001. ... This drawing was made on the 27th of august 2001. ... This drawing was made on the 25th of august 2001. ...

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... Carefully measure the diameter of the craters formed by the impact without disturbing the sand. ... Crater diameter increases with increasing mass. ... Without disturbing the sand, carefully measure the crater diameter. ... Did you measure any difference in the diameters of the craters? Yes, as velocity increases, so does crater diameter. ... Impact cratering. ... Impact craters can be demonstrated with younger or less advanced students using mud instead of sand and ball bearings. ...

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• ASP: Good Astronomy Activities on the WWW
• ASP: A Flag for Mars
• ASP: An Ancient Universe - Changes in the Solar System

... ATNF Home . ... About ATNF overview . ... Australia Telescope Steering Committee . ... Australia Telescope User Committee . ... Astrophysics graduate student programs . ... Facilities . ATNF facilities . ... Australian Square Kilometre Array Pathfinder . Murchison Radio-astronomy Observatory . ... Parkes radio telescope . Australia Telescope Compact Array . ... Visiting Parkes radio telescope . Visiting Australia Telescope Compact Array . ... Parkes radio telescope webcam . ...

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• Source-finding for the Australian Square Kilometre Array Pathfinder
• PCALFR1 and PCALFR2
• ATNF Astronomy Web Services

... 1997: . As a result of comprehensive RATAN-600 studies of the prominence on the W limb of the Sun, its instant detailed radiation spectrum in the range from 1.7 to 32 cm (at 39 different wavelengths) was obtained for the first time. ... Own radio emission from the lunar crater Copernicus was registered for the first time at 1.38 and 2.7 cm wavelengths in the RATAN-600 observations of the Moon. This indicates a temperature increase in this crater up to 100K at the depth of 5m. Archive . ...

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• Detection of Radio Transients and Variable Radio Sources Using the Archive Data

... In order to disentangle the effects of different climate variables on tree-ring growth rates of different species, and to explore the possibility that more than one species could improve the accuracy of the reconstructions of climate using tree rings, a methodical study of trees in close proximity to the Armagh Observatory climate station was initiated together with Ana Maria Garc?a Su?rez, and continued as part of the latter's PhD thesis with John Butler and Professor Mike Baillie (QUB). ...

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• R-N Expression of Risk
• Armagh Observatory
• Proxy Climate Indicators Using Tree Ring Widths

Astronotes Armagh Planetarium's Stellar Blog! ... Our Galaxy . ... Universe . ... Space Flight . ... Posted on April 21, 2011 | No Comments An image from the European Southern Observatory, reveals two galaxies, NGC 3169 and NGC 3166, meeting in intergalactic space. ... Continue Reading.. ... The Hubble Space Telescope recently imaged NGC 2841 as part of an investigation into how new stars are created. ... 1 Comment The NASA/ESA Hubble Space Telescope continues to produce stunning images. ...

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• Other Galaxies | Astronotes - Part 2
• - Part 38
• Astronotes | Armagh Planetarium's astronomy news from across the Universe -

... Posts tagged ?light curve? ... Posted by hlee . ... Tags: book , Brieman , cigar , Clinton , data mining , Friedman , Hastie , KDD , light curve , machine learning , SCMA , shaking hands , SN , statistical learning , Supernova , Tibshirani . Category: Algorithms , Cross-Cultural , High-Energy , Jargon , Methods , Quotes , Stat , Uncertainty | Comment . ... Click for what was appeared in arXiv this week. ... Category: arXiv , Data Processing , gamma-ray , Objects , Spectral , Timing , X-ray | ...

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• The AstroStat Slog F-test
• The AstroStat Slog gaussinity
• The AstroStat Slog integral

Next: Wavelength calibration Up: Getting Started Previous: Detecting lines in . ... and the Calibration Starting Row will be used for the lines identifications. ... After setting these parameters, click the button. to pop up the Identify window. ... The identification starts by clicking on , which plots one row of the spectrum in the graphic window, indicates the position of the detected arc lines with blue vertical traces and gives a cursor. ... Figure: Lines Identification Window . ...

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• Detecting lines in the comparison (arc) spectrum
• XWindow display
• Getting the Dispersion Solution

THE CHEMICAL COMPOSITION OF REGOLITH AT THE MOON'S SOUTH POLE, ACCORDING TO DATA OF LUNAR PROSPECTOR AND LUNAR RECONNAISSANCE ORBITER MISSIONS. ... Introduction: The article tells about the results of integrated study of the craters at the Moon's South Pole with permanently shadowed region of craters. ... We have compared the ultimate composition of the soil matters in the craters with "cold traps" in the Moon's South Pole with regard to thorium, ferric oxide and hydrogen contents (Fig. ...

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• http://selena.sai.msu.ru/Rod/Publications/ms40/78_Sitnikov_etal.pdf
• Morphological Catalogue Of The Craters Of Mars

Atmospheric influence on the different radio-engineering system functioning . ESTIMATION OF ATMOSPHERIC OPTICAL CHARACTERISTICS AND REMOTELY SANSED IMAGE CORRECTION . ... Direct transmittance estimation results for 12 channels of the spectrometer CHRIS. ... We have managed to develop a direct method of estimating the discrete Normalized Atmospheric Point Spread Function (NAPSF) from available images alone, not using any external sources of information about the atmosphere. ... IRE RAS 1996-20 11 ...

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. Skip Navigation (press 2) . Home . Research . Tools . Curriculum Vitae . Publications . About Me . The WIRED Survey . ISM Interaction Models . White Dwarf Spectra . Presentation Slides .

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• RPS2 Demonstration
• Links to Some of My Recent Seminars
• Andy Fruchter's Homepage

Communications For Your Astronomy Event . Articles | ... Once upon a time, communication via radio was something only government entities, commercial establishments and certain private folks could do. ... With the continuing progress of services like General Radio Mobile Service (GMRS) and the recent arrival of Family Radio Service (FRS), it has never been easier to do radio communications for your event all by yourself. ... Broad range of radio bands to utilize. ... www.astronomy.net . ...

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• There Are Two Different Situations Here! - an Astronomy Net Blackholes Forum
• Everyone Will Give You A Different Answer - an Astronomy Net Bigbang Forum
• A Different Time Subject When I Was A Child. - an Astronomy Net General Forum

... Stellar Evolution is driven entirely by the never ending battle between Pressure and Gravity . As imbalances are reached, the star is driven to find a new Energy source. ... Pressure and gravitational forces are equal, the star is stable and its core is sufficiently hot to fuse Hydrogen into Helium More about main sequence stars . ... The luminosity generated by the core fusion of Helium into Carbon is far greater than the shell luminosity associated with the fusion of Hydrogen into Helium. ...

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• Astronomy HyperText Book: Stellar Clusters
• Fred, Sam and Ralph - continued
• Galaxy Gallery Page IV: The Movies

... Clearing the library. Note the different flooтАж . Sidebar Left . Sidebar Top . ... Title: Clearing the library. Note the different floor levels. There were at least 4 different levels of underfloor in the library. Description: NOTE: All images and movies are copyright and must not be reproduced or mirrored in any form without written permission. ... NOTE: All images and movies are copyright and must not be reproduced or mirrored in any form without written permission. ...

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• Things are very different for small planets
• Showcase
• ANU - Research School of Astronomy and Astrophysics - 5th Stromlo Symposium

... The first task assumes the searching for chemical composition and sizes of particles which give the wavelength dependence of the extinction efficiencies close to the observed dependence of . Figure 7: Wavelength dependence of the extinction efficiency factors for homogeneous spherical particles of different sizes consisting of astronomical silicate and amorphous carbon. The dashed segment shows the approximate wavelength dependence of the mean galactic extinction curve at optical wavelengths. ...

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• Nebular Abundances For PNe of Different Central Star Masses
• Database of Optical Constants -- Level: welcome
• Database of Optical Properties -- Level: subsubpage

... Omdetect uses two different algorithms for source-detection - one is optimised for detecting point-like sources, and the second is optimised for detecting extended sources. ... Two separate lists are used mainly because the detection algorithms for point and extended sources are different, and also because the photometry of the two types is done differently. ... The number of pixels that an extended source contains. ... Point-source detection algorithm . ... Extended-source detection Algorithm . ...

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• Use of edetect_chain
• Different types of detector map