... SMIS : Space Monitoring Information Support laboratory . Russia's Weather : State Meteorological Center Weather Forecast . Space Weather service : ACE real time solar wind data and simple geomagnetic activity forecast. ... World Fire Web : Space Research Institute (IKI) node . Sputnik : Joint project of SRC Planeta, Rosgidromet and Space Research Institute (IKI) . ... Today's Space Weather : Presented by the Space Environment Center . ... Back to the Space Research Institute Home Page ...

... The Figure shows the parallactic angle in relation to the source position at (RA,DEC), the zenith of the telescope at (LST,AoLatitude), the hour Angle HA, and the azimuth direction AZ (in the picture the source has already transitted). ... Now suppose that a second feed was placed 1 beam width away from the central horn parallel to the azimuth arm. ... Figure 1. shows the parallactic angle rate versus azimuth angle for declinations 8 through 28 (spaced 1 degree steps from Arecibo's latitude). ...

... R. E. Jackson . ... H.-M. Adorf . ... D. C. Wells . ... AstroWeb is a World Wide Web (WWW) interface to a collection of Internet accessible resources aimed at the astronomical community. ... The goal of AstroWeb is to be the most complete, up to date, and useful listing of Internet accessible astronomical resources available anywhere. ... Jackson, Wells, and Adorf noticed that they and others had created largely overlapping lists of Astronomical resources. ...

home education > family astro . SEARCH ASP SITE: Match ALL words Match ANY word . ... Family ASTRO Resource Guides . ... In the last few decades, the planets and moons in the solar system have been revealed as wonderfully individual worlds that we are beginning to explore in detail. ... For more readings and web sites (including the best resources on individual planets and moons), see our Solar System Resource Guide on the web at: http://www.astrosociety.org/education/resources/solarsys.html . ...

... The High Energy Heart Of The Milky Way . ... Credit: SIGMA Team ( SAp, Saclay ; CESR, Toulouse ; IKI, Moscow ) Explanation: These high resolution false color pictures of the Galactic center region in high energy X-ray and gamma-ray light result from a very long exposure of roughly 3,000 hours performed from 1990 to 1997 by the French SIGMA telescope onboard the Russian GRANAT spacecraft . ... Publications with keywords: black hole - Galactic Center - X-ray - Milky Way - neutron star - gamma ray . ...

... Classes . Files . ... File List . ... casa . ... 00001 //# System.h: System related classes. ... 00055 // 00056 // The following functionality is available: 00057 // ul 00058 // li Class linkto class =Aipsrc: description 00059 // Aipsrc / linkto 00060 // to read the aipsrc general resource files. 00061 // li Class linkto class =AipsrcValue: description 00062 // AipsrcValue / linkto 00063 // to read values from the Aipssrc general resource files. 00064 // li Class ...

... The Nine Planets Shop . Posters, T-shirts, mouse pads, coffee mugs with a planetary theme. ... 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. ... Earth . ... Planet Earth . Amazing pictures of Earth from space combine useful science and artistic beauty. http://oposite.stsci.edu/pubinfo/ . ... ftp://dftnic.gsfc.nasa.gov/images/gifs/ . ...

. Next: Cyg X-3 Up: Ejectors in Massive Binary Previous: The ``Reflection'' Effect . The first probable candidates for this class of objects are sources of variable non-thermal radiowaves which are identified with binary stellar systems. These include sources of the type CygX-3, LSI+61 303. љ . Cyg X-3 . Periodic radiosource LSI+61 303 . Mike E. Prokhorov . Sat Feb 22 18:38:13 MSK 1997

. The Source Code Control System is an essential tool for any project with multiple source files or which has several people working with multiple source files. It provides a way to keep track of a source file's development and to prevent it from being altered by more than one person at a time. Putting files under SCCS control . Checking out files . Checking in files . Getting information about files . Creating new releases . Comparing files under SCCS control .

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... 2000 September 21 . XZ Tauri System Ejects Gas Bubble . ... Explanation: Why is the binary star system XZ Tauri emitting a hot bubble of expanding gas? ... The XZ Tauri star system is known to reside in the Taurus star forming region located about 500 light-years away. ... The bubble has been expanding over the past thirty years and now extends to nearly fifteen times the binary separation. Tomorrow's picture: Star Cluster . ... About APOD | ...

. About us . Divisions . Telescopes . Science . Publications . Education . Service . Contacts . 1999: . According to observations of solar radio emission at the RATAN-600 with record-high sensitivity in the decimeter wave band a new type of pulsed sources was detected, indicating a long-term release of nonthermal energy in active regions. Archive . Any questions to webmaster . Last update: 17/02/2011

... AstroGrid Registry . AstroGrid . 1.Home . 2.Admin Home . ... 1.Submit new resource . 2.Low Level(XML) Submit Resource . 3.Low Level(XML) Back Door Submit . ... 3.Get/Find New Registries . 4.Manage New Authority . 5.Remove Resource . ... 7.Resource(s) Status Change . ... 9.Admin Home (Other Tasks) . ... 8.Resource Help . ...

The XPA messaging system provides seamless communication between many kinds of Unix programs, including X programs and Tcl/Tk programs. It also provides an easy way for users to communicate with these XPA-enabled programs by executing XPA client commands in the shell or by utilizing such commands in scripts. ... A program becomes an XPA-enabled server by defining named points of public access through which data and commands can be exchanged with other client programs (and users). ...

... Survey processing . ... ESO - Public Surveys . ... Individual pawprints extracted from the ESO archive can be passed through a calibration pipeline at Garching that will remove instrumental artefacts, and produce astrometrically and photometrically calibrated single pawprints for the user. The UK-based VISTA Data Flow System (VDFS) receives a copy of all VISTA raw data by agreement with ESO, and is required to fully respect the proprietary rights assigned by ESO to observations. ...

Analysis of general features of the chaotic system behavior and investigation of the properties of concrete chaotic sources. ... Analysis of information properties of chaotic systems and chaotic oscillations as concrete objects for information processing and comunications. ... This hypothesis gives a possibility of designing simple mathematical structures accomplishing various processes of information processing using chaos. ... Activities | ... E-mail: chaos@mail.cplire.ru ...

RATAN-600 radio telescope . ... In the "radio-Shmidt telescope" mode the antenna system the South sector of the main mirror with the flat mirror ("South+Flat") of the RATAN-600 radio telescope is used. ... The antenna system the South sector with the flat mirror. ... The flat and circular mirrors of the RATAN-600 form the basis of the system. ... In the case of antenna system "South+Flat" the planoid is flat mirror, the circular reflector of RATAN-600 is the second mirror. ...

6.1 System Throughput . 6.2 On-Line Exposure Time Calculator . 6.3 Target Count Rates . 6.3.1 Count Rates for Stellar Sources . 6.3.2 Count Rates for Power Law Sources . 6.3.3 Count Rates for Emission Line Sources . ... 6.5 Signal-to-Noise Ratio Estimation . 6.5.1 Point Sources -- PSF Fitting . 6.5.2 Point Sources -- Aperture Photometry . 6.5.3 Extended Sources . 6.6 Exposure Time Estimation . 6.7 Sample SNR Calculations . 6.7.1 Point Sources . ...

... Meta Index / Home Page / Description / Specifying source region shapes . When radiusstyle =`contour', the task calculates the source region shape as an elliptical locus which approximates the contour of the PSF at a given flux value. ... Clearly, in order to calculate the shape of such a flux contour, it is necessary firstly to normalize the PSF to the source brightness and secondly to determine the flux level (in `brightness' units per pixel) at which to find the contour. ...

Next: Important parts of the Up: Overview of a Linux Previous: Overview of a Linux . A UNIX operating system consists of a kernel and some system programs . ... The system programs use the tools provided by the kernel to implement the various services required from an operating system. ... An operating system can also contain compilers and their corresponding libraries (GCC and the C library in particular under Linux), although not all programming languages need be part of the operating system. ...