Title: A New Model of the Gravitational Lens 0957+561 and a Limit on the Hubble Constant . Authors: Norman A. Grogin , Ramesh Narayan (Harvard Univ.) ... Title: ROSAT/PSPC observation of the distant cluster CL0939+472 . ... Title: Interaction in the Bimodal Galaxy Cluster A3528 . ... Title: Cosmological Implications of Galaxy Cluster Evolution . ... Title: Galaxy Cluster Virial Masses and Omega . ... Matches 201 to 222 from a total of 222 matches for the search pattern galaxy cluster . ...

All stars derive their energy through the thermonuclear fusion of light elements in to heavy elements. High temperatures are required so that the mutual electrostatic repulsion of the protons in each fusing atomic nucleus is overcome. ... Elements with more protons in their nuclei require higher temperatures. ... This sequence is now shown in the animation below. ... First Step of the Proton-Proton Chain Narration . Second Step of the Proton-Proton Chain Narration . ...

... S.P. KOROLEV ROCKET AND SPACE CORPORATION ENERGIA . ... OAO RSC "Energia" . ... Company's History . ... ISS Russian Segment . ... 12 h 44 min . ... Routing power and data cables on pressurized mating adapter PMA2 in the nose part of the ISS USOS Node2 required to install the International Docking Assembly IDA-1 on Node 2 PMA2. ... Relocation of the stuck mobile transporter to a required position to prepare the Station for receiving Progress MC cargo . ... 2015 JSC "S.P. Korolev RSC "Energia" . ...

php require('identification. php '); ? html head title Файлы пользователя ? php echo $ user ; ? /title meta http-equiv= Content-Type content= text/ html ; charset=koi8-r link rel= stylesheet href = stev_sty.css type= text/css /head body ? php echo h1 Файлы пользователя $ ... td></tr>\n"; } ?> </table></p> <?php echo "<p>На диске свободно " . ... 1024.0/1024.0/1024.0, 3) . Гбайт.</p>\n"; if(isset($clean_directory)) { echo '<p>Ваш рабочий каталог очищен. ...

... Centrifuge . ... Tests for the Air Force Pilots . ... Tests for Cosmonauts . ... Services / Centrifuge: General description Technical description Photo gallery Price . Info: Industry news On-line Data Company ATLAS news Events We in press Contact . Copyright 2000-2016 ATLAS Aerospace . ...

... Technical Information . RESURS-01 No.3 . ... Present State of RESURS Space System . ... MSU_E (Resurs O1 N3) . ... Operational Archive (MSU-E Data) . ... Data Search (MSU-E) . ... Request of Data . ... RESURS-01 Data on other Servers . For more information send a mail to: info@sputnik.infospace.ru . ...

System of astrometric databases of Pulkovo observatory. ... Pulkovo database of observations of visual double stars . ... The 3rd database contains relative positions of selected double and multiple stars, and stars with possible invisible satellites. The database requires catalog of relative positions of visual double stars, based on photographic observations performed since 1960 on Pulkovo 26-inch refractor, and similar catalog based on CCD observations, obtained since 1995. ...

... Tonight's Sky . ... The Magazine . ... Observing . ... Magazine . ... Sky this Month . ... 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 . ... The quest to understand the Red Planet . ... 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 . LX850 Series . ... Superb optical performance coupled with time proven computerized pointing and tracking has made the LX200 ACF series a best-seller in the high-performance telescope class. ... The Meade 07348 Variable Projection Tele-Extender for LX Models requires the Meade 07182 eyepiece holder and offers different focal ratios while creating eyepiece-projection photography. ... The Meade 07348 Variable Projection Tele-Extender for LX Models comes with a 1-year limited warranty. ...

Catalogue of eclipsing variables (CEV) is the world's principal database of eclipsing binary systems with available classification. CEV contains identifications, classifications, photometry, periods, eclipses data, spectral types, references and notes for 7179 systems. Format of the current CEV . CEV main table (~1.0MB) . ... List of systems, erroneously classified as eclipsing binaries in GCVS (they are not included in the CEV main table) Download all files as a single archive (~0.6MB) . ...

... WPLTN-2012) . ... At the Ambassador Hotel, the architect, who followed the tradition of the Academy of Fine Arts, used the Russian interior design of the 19th century as a model and gave a new interpretation of well-known classics. ... VISA . ... A tourist visa invitation is quicker to make. ... If you come with an accompanying person and she/he also need a visa (is not a Russian citizen), we ask you to fill in the registration form for every accompanying person. ... Visa Invitation Request Form . ...

... 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. ...

. Sergei and keyboard, photo by A.Yuferov .

spectrum1d - compute auto- [and cross- ] spectra from one [or two] timeseries. spectrum1d [ x [ y ] file ] -S segment _ size ] [ -C ] [ -D dt ] [ -N name _ stem ] [ -V ] [ -W ] [ -bi [ s ][ n ] ] [ -bo [ s ] ] spectrum1d reads X [and Y] values from the first [and second] columns on standard input [or x [ y ] file ]. ... Units same as ypower. name _ stem .npower Power spectral density of the noise output. Units same as ypower. name _ stem .gain Gain spectrum, or modulus of the transfer function. ...

... Observing . ... Home Education Workshops at Adorama Astronomy Workshop: Observing Variable Stars from the City ? February 15, 2015 . ... Beyond New York City . ... Observing Resources for Amateur Astronomers - Part 1: Beginning Observers . ... A History of the First Forty Years of the Amateur Astronomers Association . ... Presented by€а Adorama €аFor the Amateur Astronomers Association of New York . ... 2016 Amateur Astronomers Association of New York Designed by Press Customizr Powered by . ...

... Third International Symposium UNIVERSAT-2009: UNIVERSITY SATELLITES IN SPACE SCIENCES EDUCATION is canceled . ... With great regret we have to inform you that the Third International Symposium UNIVERSAT-2009: UNIVERSITY SATELLITES IN SPACE SCIENCES EDUCATION scheduled to take place 28 September, 2009 - 4 October, 2009 in Moscow, Russia, has been canceled by the Organizing Committee. ... On behalf of UNIVERSAT-2009 Organizing Committee, . ...

... StarMgr Class Reference . ... Get the current color used to label bright stars. ... Get Epoch for maximum light for a variable star with a specified Hipparcos catalogue number. static int StarMgr::getGcvsMagnitudeFlag . ... Get the magnitude flag code for a variable star with a specified Hipparcos catalogue number. static float StarMgr::getGcvsMaxMagnitude . ... Get the minimum magnitude or amplitude for a variable star with a specified Hipparcos catalogue number. static int StarMgr::getGcvsMM . ...

... VaST is a software tool for finding variable objects on a series of astronomical images. ... VaST performs object detection and aperture photometry using SExtractor on each image, cross-matches lists of detected stars, performs magnitude calibration with respect to the first (reference) image and constructs a lightcurve for each object. ... VaST FITS image viewer ./pgfv . ... Part I" PZP, vol. ... K. V. Sokolovsky, S. A. Korotkiy; "New Variable Stars Discovered by the NMW Survey" PZP, vol. ...