... Ciel Espace, le magazine qui vous guide toujours plus loin . ... les plus belles images de l'Univers d†écrypt†ées pour vous . ... des pages consacr†ées †à la publication de vos photos Mais c'est aussi une vraie communaut†é avec laquelle partager votre passion et nourrir votre curiosit†é. Accueil †À la une Photographier le ciel . ... En quelques points cl†és, nous vous invitons †à vous familiariser avec ses fonctions essentielles pour pouvoir aborder sereinement la photographie du ciel. ...

We observed comet 8P/Tuttle at Arecibo from 2007 December 29.9 to 2008 January 05.9 The first four days were passive OH observations, and the last four were mostly S-Band radar. We split the time about evenly between CW and 2- s (300-m) imaging. ... In the image below, each panel is a sum of about 25 minutes of data. Based on the rotation seen last night, we did imaging at the beginning and the end of the track to maximize rotation coverage, with CW in the middle. ...

... Feeding the Monster: Gas Caught in its Death Spiral into a Massive Black Hole . ... Stromlo Professor Mike Dopita have used the Hubble Space Telescope to discover how a massive Black Hole in a nearby galaxy feeds itself. ... Earlier Hubble Telescope data obtained by another team member, Professor Holland Ford of Johns Hopkins University in Baltimore, Maryland, had found a disk of gas rushing around the Black Hole at a speed of 500 kilometers a second. ...

... Bad Astronomy . Misconceptions . ... Bizarre Image Analysis . ... Hoagland's stock in trade is in grossly misinterpreting images, usually by taking compressed JPEGs and then enlarging them beyond their resolution. ... Hoagland's website is full of images like this. ... In fact, this long, rambling webpage on Hoagland's site has many such examples of over-magnified, over-compressed images showing compression noise. ... It doesn't; once again the "teeth" are due to bad image processing . ...

... Linux systems will usually have the Python core (Version 2.7) available. ... ALSVID Python Utilities for Processing FITS Images ================================================== file _renumber.py Renumber files in a directory fits _1d_to_dat.py Extract a 1-dimensional FITS array as data fits _absolute_value.py Absolute value of an image fits _background_remove.py Fit and subtract a background fits _bias.py Subtract a bias frame fits _bin.py Bin a stack of images one by one ...

... The Co­Addition Technique Applied to Images of Galaxy Cores W. W. Zeilinger Institut f˜ur Astronomie, University of Vienna, T˜urkenschanzstraúe 17, A­1180 Wien, Austria P. Crane, P. GrosbÜl and A. Renzini European Southern Observatory, Karl­Schwarzschild Straúe 2, D­85748 Garching, Germany Abstract. ... One may therefore take full advantage of the high resolution FOC images by co­adding them with (high signal­to­noise) ground­ based data. ... References Crane, P. et al. ...

... Iowa Robotic Telescope | ... Talon is based on OCAAS, a software suite developed by software engineer Elwood Downey ( Clear Sky Institute ) for use at the University of Iowa ?s first remote facility (the ATF, or Automated Telescope Facility). ... XObservatory : Telescope Control Interface . ... This program calls upon and coordinates much of the interrelated portions of the Talon architecture, and forms the primary control panel for the telescope, dome, and peripheral systems when used locally. ...

This WWW form allows the user simplified access to images produced by the VLA Low-Frequency Sky Survey (VLSS, formerly 4MASS). This service determines which VLSS image is desired based on a celestial position and returns a Web page with a link to the file. ... The images from the VLSS are produced as 14 x 14 degree, overlapping images. The images use the SIN projection, have 25" cell spacing and are labeled in J2000 coordinates. ... The VLSS FITS files use J2000 coordinates. ...

SPECIALIZED COMPUTER SYSTEMS FOR MATHEMATICAL MODELING OF DISCRETE POINT STRUCTURES READOUT PROCESS Aleksandr Reznik, Andrey Torgov, Aleksandr Soloviev Institute of Automation and Electrometry, Siberian Branch, Russian Academy of Sciences The paper describes the specialized software systems that have been used to solve difficult mathematical problems in digital images processing. ... Systems for the first computers based on FORTRAN. ... Systems based on Matlab special environment. ...

... Reconstruction of peculiar velocities of galaxies from large-scale redshift catalogues provides an exemplary application of optimal transport. ... U Frisch, S. Matarrese, R. Mohayaee, A. Sobolevsky, A reconstruction of the initial conditions of the Universe by optimal mass transportation , Nature, 417 (2002) 260-262 ( arXiv:astro-ph/0109483 ) . ... R. Mohayaee, A. Sobolevskii, The Monge Amp re Kantorovich approach to reconstruction in cosmology , Physica D (2008) accepted ( arXiv:0712.2561 ) . ...

... If you could point a telescope anywhere in the sky, where would you look? The Personal Space web application allows you to make a direct and personal connection to the universe by linking significant events in your own life with what was above you in the sky at that moment. ... Personal Space is an online invitation to connect with and explore the universe in an intuitive way by presenting beautiful astronomical images of the sky overhead at key moments and places of personal significance. ...

... Armagh Observatory, 27 July 2009: A major exhibition, featuring some of the best astronomical images ever taken, is on display in the Lurgan Library until the end of July. The exhibition, called "From Earth To The Universe", is one of the Armagh Observatory and Lurgan LibraryòÀÙs contributions to the International Year of Astronomy 2009 (IYA2009). ... On Thursday 30 July 2009, Miruna together with the Lurgan Library will provide a free ASTRO-ART FUN workshop aimed at children aged 8 to 12. ...

. This spectacular "blue marble" image is the most detailed true-color image of the entire Earth to date. A new NASA-developed technique estimates Earth's center of mass to within 1 millimeter (.04 inches) a year by using a combination of four space-based techniques. The more accurate frame of reference has applications ranging from improving estimates of changing global sea levels to improving our understanding of earthquakes and volcanoes. NASA/GSFC

Decomposition of Galaxy Images and Galaxy Rotation Curves Mosenkov A.V.*^, Savchenko S.S.*, Sotnikova N.Ya.* ... The DECA (DEComposition Analysis) code is designed to investigate images of galaxies in an automatic regime (using the simple 'bulge+disc' model) as well as in manual mode for more detailed images and/or for multicomponent structures. ... The GRCF package was created for performing the galaxies rotation curve decomposition using the models of the bulge, the disc, and the dark halo. ...

grdhisteq - Histogram equalization for grd files grdhisteq in _ grdfile [ -G out _ grdfile ] [ -C n _ cells ] [ -D ] [ -N [ norm ] ] [ -Q ] [ -V ] grdhisteq allows the user to find the data values which divide a given grdfile into patches of equal area. ... One could use grdhisteq to write to stdout an ASCII list of those data values which divide the range of the data into n _ cells segments, each of which has an equal area in the image. ... C Sets how many cells (or divisions) of data range to make. ...

Permitted Context: %text . ... The <IMG> tag is used to incorporate in-line graphics (typically icons or small graphics) into an HTML document. This element is NOT intended for embedding other HTML text. ... Browsers that cannot display in-line images ignore the IMG element unless it contains the ALT attribute. ... Take values TOP or MIDDLE or BOTTOM, defining whether the top or middle or bottom of the graphic should be aligned with the baseline for the text line in which the IMG element appears. ...

as10a.zip 252427 AfterStep-1.0 window manager for XFree86 /OS2 fmsx-1_3_ xfree86 .zip 64616 MSX system emulator frotz201_std02_os2b7.zip 108616 Z-System emulator gdyntext.zip 29031 dynamic text plug-in for GIMP /2 gfxmuse.zip 182829 Graphics Muse Tools for GIMP /2 gimp102bin.zip 2117665 Graphical Image Manipulation Package for XFree86 /2 gimp10data.zip 1257387 Graphical Image Manipulation Package for ...

... Form of the application (Excel file, please, save the table in format not later Excel-1997-2003). Personal data list (please, save the data in text format *.txt), . colour photo , minimum 480x720 pixels (in accordance with the rules of ICAO , please, save the image in format *.jpg). and passport scan , resolution 150-300 dpi (please, save the image in format *.jpg). ... Dr. Michael G. Gavrilov, Founding Chairman and Coordinator of the Asian-Pacific Astronomy Olympiad (APAO) . ...

... Phase Diversity Imaging: Real Time Correction of the Atmosphere and Telescope . Dr. Robert A. Gonsalves . ... Join us this month for what promises to be an engaging talk by Dr. Robert A. Gonsalves, “Phase Diversity Imaging: Real Time Correction of the Atmosphere and Telescope.” Phase diversity imaging uses multiple images of an object to combat the deleterious effect of the changes in the atmosphere and telescope. ... Copyright (c) Amateur Telescope Makers of Boston, Inc. ...

Role of VLBI and other radio observations in developing high accuracy planetary ephemerides . ... Institute of Applied Astronomy of RAS Àííîòàöèÿ: . ... It was radar measurements of planets and spacecraft that made it possible to produce ephemerides of the inner planets with millisecond accuracy and to determine a wide range of astronomical constants from the Astronomical Unit to relativistic parameters. ...