. A tree for site navigation will open here if you enable JavaScript in your browser. HOME . ABOUT ST-ECF . CONTACT . Footprintfinder (@STSCI) . DER_SNR: a signal-to-noise ratio estimator (@STSCI) . PyMIDAS (@ESO) . PyRAF (@STScI) . AstoLib (@scipy.org) . Maintained by Richard Hook <rhook@eso.org> .

E. V. Miletsky, V. G. Ivanov, Y. A. Nagovitsyn, Some properties of latitude-time evolution of local and background solar magnetic fields // Advances in Space Research, 2015, vol. 55, Issue 3, pp. ... PDF] . E. V.Miletsky, V. G.Ivanov, Amplitude-Time Relations at Different Latitudes in the 11-Year Cycle of Solar Activity // Geomagnetism and Aeronomy, 2015, vol. ... V. G. Ivanov, E. V. Miletsky, Width of Sunspot Generating Zone and Reconstruction of Butterfly Diagram // Solar Physics, 2011. vol. ...

RadioAstron AO-2 prop osal Submission dead line: 27 January 2014, 23:59 UT. ... Team contact name and e-mail address: Ivan Petrov (e-mail: Ivan.Petrov@gmail.com ) Total observing time request: 60 hrs Should be < 100 hours if GOT. ... Introduction -- providing concise background information necessary to assess the scientific merits of the research proposed; outlining the reasons for the project to constitute key science area for RadioAstron if the KSP-type is selected. ...

On this page you can compute thermodynamics, opacity and nuclear reaction rates for conditions which exist inside the Sun. ... Logarithmic partial derivative dlogP/dlogT (hi_t) . Logarithmic partial derivative dlogP/dlogRHO (hi_rho) . Logarithmic partial derivative dlogP/dlogX (hi_x) . Logarithmic partial derivative dlogU/dlogT (ksi_t) . ... Input field size does not limit the amount of data entered; you can type or paste thousands of lines (10,000 lines tested with output size over 5MB). ...

... Hierarchy and stability 3. Stability criteria for triple systems 4. ... The results for selected systems with weak hierarchy (physical properties of components) System HD 40887 AB+CD HD 76644 AB+CD HD 217675 AB+CD HD 222326 A?+BC HD 284419 A+BC Spectral types K5V, M0V, K4V, ?? ... More accurate results for selected systems HD 217675/6 ( And) Quadruple system More accurate results for selected systems HD 217675/6 Pair B1B 2 More accurate results for selected systems HD 217675/6 (Zhuchkov et al. ...

... Field of research: Extragalactic astronomy. ... NASA Astrophysics Data System (ADS) Abstract Service . ... CADC Home Page . ... CCD Images of Galaxies . ... RUSSIAN LINKS . ... UA Astronomy Personal Home Page - Bill Keel . ... The Shape of the Rotation Curves of Edge-on Galaxies, by A.V.Zasov and A.V.Khoperskov, 2003. ... A Thickness of Stellar Discs, by A.V.Zasov, and D.V.Bizyaev, 2003 . Minimum Velocity Dispersion in Stable Stellar Disks, by A.V.Khoperskov, A.V.Zasov, and N.V.Tyurina, 2003 . ...

... Does the time it takes different methods to create all the elements coincide with the universeт??s accepted age? ... Illinois Urbana-Champaign) Different kinds of stars create elements at different rates, all of which are consistent with the age of the universe. Get instant access to subscriber content on Astronomy.com! ... Registration is FREE and takes only a few seconds to complete. If you are already registered on Astronomy.com, please log in below. ...

... Keywords: Proper Motions, Schmidt Plates, Astrometry, Guide Star Catalog, Palomar Sky Survey . In this paper we describe a program of determining proper motions from digitized scans of 1950's-era Palomar Sky Survey (POSS) Schmidt Plates and 1980's-era Palomar Oschin Schmidt `Quick V' plates that were taken for the Hubble Space Telescope ( HST ) Guide Star Catalogue. ... Arrows indicate the magnitude and direction of the proper motion for the stars. ...

As an obligatory preparing for the application to participate in the IAO a short report of National Olympiad of the current year with a set of all problems used on the Olympiad has to be presented by the applicating team. ... The final minutes (protocols written in Latin or Cyrillic in form of tables) of the Olympiad (evaluating of solutions of the students participated in the last stage of the Olympiad) should be included as well. ... Historical data of the National Astronomy Olympiad: . ...

The nasa.gov site requires that JavaScripts be enabled in your browser. ... Contact NASA . ... The term "astronaut" derives from the Greek words meaning "space sailor," and refers to all who have been launched as crew members aboard NASA spacecraft bound for orbit and beyond. Since the inception of NASA's human space flight program, we have also maintained the term "astronaut" as the title for those selected to join the NASA corps of astronauts who make "space sailing" their career profession. ...

... It runs on unix, MacOS and possibly on Windows. ... On MacOS or Windows, double-click TUI. If MacOS complains that the application is unsigned then right-click TUI and select Open. ... If you have never run TUI before, set up your preferences before proceeding (for help on any item, right-click on the control and select Help from the menu that appears): . ... To save your window positions and remember which windows to open at startup, select Save Window Positions from the TUI menu. ...

The original files with the data were in different formats. ... Such files were named "standard data files" and linked to the database. They can be easily transformed to any desirable format by a code. Here we present two simple computer programs of this kind. ... When running the code, you can specify columns in the output file: wavelength, energy (eV) or wavenumber (cm -1 ) as the first column, and complex refractive index or dielectric function as the second and third columns. ...

... Спецификация в пределах формы : меню, из которого пользователь может выбрать один или несколько элементов. Меню выбора, которое может быть "активизировано" некоторым зависящим от броузера образом; обычно в графических броузерах это означает ниспадающее меню. ... SELECT NAME= имя > . элементы OPTION . SELECT> . ... OPTION элементы. Пример: <SELECT NAME="flavor"> <OPTION VALUE=a>Vanilla <OPTION VALUE=b>Strawberry <OPTION VALUE=c>Rum and Raisin <OPTION VALUE=d>Peach and Orange </SELECT> . ...

... APOD is 20 Years Old Today . 16.06.2015 . ... A Colorful Lunar Corona . ... The effect is created by the quantum mechanical diffraction of light around individual, similarly-sized water droplets in an intervening but mostly-transparent cloud. M101: The Pinwheel Galaxy . ... Shortly before Mars' June 2015 conjunction, the Curiosity Rover celebrated 1000 sols on the red planet. ... The Medusa Nebula . ... Fly Over Dwarf Planet Ceres . ... Galaxy NGC 7714 After Collision . ... 2015 2016 . ...

The project of the informational system creation on the problem of evolution of radio galaxies, as a part of the "Big Trio" project aimed on studing of distant radio galaxies, is designed. This system allows a user to operate with simulated curves of spectral energy distributions (SED) to estimate ages and redshifts by photometry data. Authors use SEDs of several models for different types of galaxies. ... The HTTP and e-mail access is organized to this system. ...

To construct frequency distribution (histogram) of minor planets according to value of some element/ parameter/ function user should first select Elements item in menu bar and then Histogram in drop-down menu. ... User has possibility to save histogram or to print it using standard means. To save the file select File item in menu bar and then Save As... in drop-down menu. ... To print histogram select File item in menu bar and then take advantage of options Print Preview , Print Setup , Print . ...

... Make up at least 5 data points, each with an x value, a y value and an uncertainty in the y value. ... Right-click on the top of the column containing the x-data and drag your mouse to the bottom of the column to select it. ... You must first enter the Positive Error Value (the `up error bars') ­ click at top of the column of y error values and drag down to select all of the values (in the above screenshot the y error values are in the column labeled ). ... Let's try fitting a straight line. ...

... Field of research: Extragalactic astronomy. ... NASA Astrophysics Data System (ADS) Abstract Service . ... CADC Home Page . ... CCD Images of Galaxies . ... RUSSIAN LINKS . ... UA Astronomy Personal Home Page - Bill Keel . ... The Shape of the Rotation Curves of Edge-on Galaxies, by A.V.Zasov and A.V.Khoperskov, 2003. ... A Thickness of Stellar Discs, by A.V.Zasov, and D.V.Bizyaev, 2003 . Minimum Velocity Dispersion in Stable Stellar Disks, by A.V.Khoperskov, A.V.Zasov, and N.V.Tyurina, 2003 . ...

Name Last modified Size Description . Parent Directory - 20110412/ 2013-04-22 17:18 - 20130412/ 2013-04-22 17:07 - . Apache/2.4.6 (Linux/SUSE) Server at www.astro.louisville.edu Port 80

SAI VO . ... SAI CAS . ... main [?] . ... Cross-match your data with our catalogue! User table: Must be valid VOTable or CSV file . Format of the input file: . VOTable - XML-based format . CSV (Comma-Separated Values) - simple text format . CSV format requires names of columns with coordinates. Name of RA column: Dec: . Hint: CSV is a simple text format where the data columns are separated by the comma and the first line contains the names of the corresponding columns. ...