... Tonight's Sky . ... The Magazine . ... Observing . ... Magazine . ... space flight . ... The double star 54 Leonis, spiral galaxy NGC 3198, and emission nebula NGC 3199 . ... Astronomy for Kids . ... Observing springtime deep-sky objects with a large telescope . ... Space: women neednт??t apply? ... Get instant access to subscriber content on Astronomy.com! ... Receive news, sky-event information, observing tips, and more from Astronomy's weekly email newsletter. ... Astronomy Magazine . ...

... Telescopes . ... The time requests are accepted in an electronic version with on-line form in Russian or English. ... Unregistered request will be disregarded by the Large Telescopes Programm Committee. In exclusive cases the secreatry of the Committee is entitled to accept an observational time request given permission of the Chairman of the Committee or the director of the SAO RAS. The Program Committee considers generally one time request submitted by the principal applicant. ...

... The expansion is measured as a number called the Hubble Constant . ... Our value is about 20% lower than the one got with the Hubble Space Telescope in 1994," said Dr Jim Lovell, leader of the team that made the measurement. The Hubble Constant is named after American astronomer Edwin Hubble, who in the 1920s found that other galaxies were moving away from ours. ... The Hubble Constant links the galaxy's distance with its speed." ... A short run-down on the Hubble Constant: . ...

These are very prominent absorption lines is most all galaxies. ... These pair of absorption lines will appear in all the spectra and they should be your principle source for determining the redshift. ... When this applet opens you will see an iconic representation of galaxies in the left hand side of the applet and a target area in the right side of the applet. ... Note: What you are doing in this excercise is identical to what Hubble did in the 1920's and you are using the same galaxies. ...

... Bojan Nikolic web pages (r. 329) . ... python <name of some script> . ... The reason for such design is that the scripts are designed for interactive use within Python. What you are supposed to do is to start python interpreter, load up the script using the execfile command, e.g., . ... and then continue in Python to use the commands defined by the script, maybe for example calling a analyse() function. ... Explanation of my Python scripts and how to use them . Design for use within Python . ...

... There are a lot of computer codes simulating this scattering and freely available in the Internet (see e.g. links on our JPDOC page ). ... The code and input file are available in the directory . ... A slightly modified code of Barber Hill with a C-shell and input files is available in the directory . ... The code, input and test output files are available in the directory . ... See also readme file. file. ... The code, input file and their description (a TeX file) are available in the directory . ...

Chapter 11. Specifying OpenGL Environment Variable Settings . ... Several antialiasing methods are available and you can select between them by setting the __GL_FSAA_MODE environment variable appropriately. ... To see the available values for __GL_FSAA_MODE along with their descriptions, run: nvidia-settings --query=fsaa --verbose . The __GL_FSAA_MODE environment variable uses the same integer values that are used to configure FSAA through nvidia-settings and the NV-CONTROL X extension. ...

... The general­purpose data reduction package FIGARO is now available to be run from the IRAF CL, and more Starlink applications will follow in due course. ... A system has been developed to enable packages written for the Starlink Software Environment to be run from the IRAF CL so that an IRAF user can mix and match application tasks from the two environments as required to process data, all under the control of the IRAF CL. ... Mixing IRAF and Starlink Applications -- FIGARO under IRAF 179 3. ...

You Can Make Stellar Images Brighter . Articles | ... A few months ago I wrote an article titled "You Can’t Make Them Brighter". So why am I now writing that you can make them brighter. ... The image of a focused star is actually a small disk called the Airy disk, named after the 19 th century scientist Sir George Airy. ... For a given aperture, a smaller Airy disk means that the light is focused to a smaller disk and is therefore brighter. ... www.astronomy.net . About Astronomy Net | ...

The mosaic camera was mounted today in preparation for first light. The Gunn/Carr/Rockosi/Lupton team from PU were supported by French Leger/UW, Angie Prosapio and Steve Bastian from FNL, Mark Klaene and Jon Davis from APO, Alan Uomoto/JHU, and Larry Fiscelli/UC. ... Everyone monitors the progress of the mosaic camera as it is lifted in the saddle to the underside of the mirror cell. ... The camera is up in place. ... The camera mounted on the telescope and in position for first light. ...

... 8) Why does WolfEdit crash when I fill a large area? ... Use one of the four "man pointing a gun" icons in the top left corner of the palette. ... Use the Lift Control Panel item. You can only have a control panel which faces east or west - the north or south face will appear as a lift side panel, although it will work as a control panel. Similarly, a lift side panel viewed from the east or west will appear as a control panel, but won't work as one. ... Because you used the Get Info... box. ...

European Astronomical Society(EAS): NEWS Dear Colleagues, Please find enclosed some information of interest. ... We would also like to remind you that the time is appropriate to renew your membership for 2006 (see our Web page for procedures). ... And do'nt forget that, in between messages, the latest news can always be found on our Web page: http://www.iap.fr/eas/index.html With kind regards, Michel Dennefeld ************************************************************ Content 1. ...

To understand the command syntax apply the following simple rules: . Any options or arguments enclosed in [] square brackets are optional. Anything not enclosed in [] square brackets must be entered. ... This usually applies to the command name and command options. Arguments shown in italics must be replaced by whatever it is that they represent. This is usually the name of a file or directory. Ellipses ' ... ' mean that the previous argument can be repeated any number of times. ...

http://hubblesite.org/newscenter/archive/releases/1996/22/text/ Probing the mysterious heart of the Crab Nebula, the tattered remains of a stellar cataclysm witnessed more than 900 years ago, astronomers using NASA's Hubble Space Telescope have found that the Crab is even more dynamic than previously understood, based on a cosmic "movie" assembled from a series of Hubble observations. ... Because of this flickering, the neutron star is also called a "pulsar." ...

... Recent Topics . ... MAO main . ... Invitation to submit to Remote Sensing Applications: Society and Environment . ... Call for Papers: New Journal Submit to Remote Sensing Applications: Society and Environment Find out more . We are very thankful for the many positive responses we've received after the introduction of Remote Sensing Applications: Society and Environment . ... Board Categories MAO main - Info - MAO - news - Flame Technical - Technical Support(Forum)(Техподдержка(Форум)) . ...

... Kepler's 3rd Law . 21a.Applying 3rd Law . 21b. Fly to Mars! (1) . 21c. Fly to Mars! (2) . ... For circular orbits around Earth, we found . ... The distance of a satellite from the center of Earth in meters is an inconveniently big number, even before we raise it to the 3rd power. ... The ratio r' = (r / R E ) is the orbital distance measured in units of the Earth's radius. ... 25 638 838) = 5063.5 From this . ... This is the practical form of Kepler's 3rd law for Earth satellites. ...

... The NATO "Science for Peace" Program , Project number SfP 973559 . ... Receiver devices based on superconducting Josephson junction dynamics provide easy and extremely sensitive way for measurements of contents of these molecules. ... Fast development of SQUIDs resulted in fabrication of number of devices for supersensitive physical experiments and production of sophisticated multichannel measurement systems used in medicine for magnetocardiography and neural investigations. ...

... Catalog . ... This web application is brought to you by the following people (in alphabetical order): . Alexey Sergeev, markup issues . Artemy Tregoubenko , JavaScript code . Elena Glushkova, content management . ... We would like to acknowledge the usage of these open source technologies: . Django , web framework . PostgreSQL , database management system . ... SAMP-Webtools , set of JavaScript tools for SAMP-enabled web applications . Developed by the Team . ...

... The bright supernova (hereafter SN) in the galaxy NGC 4527 was first sighted by S. Knight (USA) on April 13.17UT at magnitude ~14.0v. The report of the sighting was subsequently forwarded by phone to the AAVSO. ... SN 1991T. The galaxy NGC 4527 is an Sb(s)II type galaxy with an apparent Blue magnitude of 11.32 (Shapley-Ames, 1981). ... An analysis of this event utilizing visual observations by amateurs, plus a light curve is presented.. ... THE LIGHT CURVE: . ... ISN SN 1991T web page . ...

... Telescopes ћ Binoculars ћ Microscopes . How to Select the Right Binocular . Meade Sports Optics Support . ... Most commonly, binoculars utilize either porro prisms or roof prism s for this purpose. ... Example: The Meade 8x42mm Waterproof roof prism binocular has a field of view 367 ft. wide for an object 1000 yards distant from the observer, yielding a field of view specification of 367 ft. at 1000 yds. ... Example: Meade 8x21mm Folding Roof Prism. ... Meade Binoculars Instruction Manual . ...