... They are concerned with Attitude Control System of the spacecraft, satellite visibility from tracking stations, limits on the satellite autonomous operations during the orbit, and needs for auxiliary operations with the spacecraft. ... Among the operational constraints the most important one is the number of programmed slews per orbit, which determines the maximum number of radio sources to be observed during one orbit. ... System temperature (K) . ... Progress of the RadioAstron Project in Pictures...

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Next: Results & Discussion Up: Coronal Hole Diagnostics out Previous: Introduction . ... The dates of the observations discussed here, their locations, pointing, slit sizes and exposure times are given in BTDW. ... Line fits are given by the dotted line. ... An estimation of the errors in the derived parameters was obtained using the GA-derived parameters as an input for a ``classical'' IDL-CURVEFIT procedure (Peter, 1999; Peter & Judge, 1999). ...

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• Bright Point Studies

... A technique allowing automatic representation by a relatively small number of independent parameters based on the principal component analysis of data sequences is presented. ... In recent years the spectrum of observed astronomical data can be characterized as greatly varied. ... In this instance, the problem of initial description and classification of newly-observed data becomes most urgent, especially if there is a lack of preliminary observational material and theoretical expectations. ...

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• ADASS 2002 Conference Proceedings
• Automatic Detection of Linear Features in Astronomical Images
• Modelling Spectro-photometric Characteristics of Eclipsing Binaries

Observational data on solar activity is a basement for investigation of processes that take place on the Sun and interplanetary space, with data of long-term observations being of special importance. ... Subsection "Sunspot groups" is the catalogue of all sunspot groups that were observed in the given year. ... For every day of observation of the group the area of the group, the area of the largest spot (both areas - in millionths of solar hemisphere) and number of spots in the group are presented. ...

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• General description of the database
• Description of database

... 20 GHz (AT20G) Survey . ... Data Catalogues . ... A description of the catalogue format can be found here . ... 2010, MNRAS, 402, 2403. while a more detailed analysis of the sample is presented in Massardi, M. et al., ... Optical properties of AT20G sources: Optical identifications were found by crossmatching the AT20G survey with the SuperCOSMOS database. ... The AT20G-optical catalogue is presented in Mahony E.K. et al., ... The AT20G-1FGL catalogue is presented in Mahony E.K. et al., ...

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• casacore: casa::MSMainEnums Class Reference
• ATNF Daily Astronomy Picture
• casacore: casa::LogHolderIterEntry Class Reference

... 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. ...

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... This is possible at modest cost due to the low moments of inertia of the telescope and enclosure. ... This same performance will be achieved in higher winds when the telescope enclosure is facing away from the wind, or by using wind screens. ... The telescope system (MILT) will be remotely operable with an on-site operator's assistance by an astronomer located at one of the ARC member institutions. ... Mean Wind Speed . ... Offsets > 10 deg: 1 arc sec rms max . ... 5 sec max, tracking to tracking . ...

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• APO Home Page
• Observers Instructions for filling out the ARCSAT nightlog
• Fiber-optic plug rotation

specpsf -- Form a longslit spectrum for a point source from many point spread function images specpsf refima psfwavs psfims sliwid pixwid subsam cenoff psfpos outpsf . ... The name of the input 2-dimensional reference image to supply the dimensions and header information for the output longslit Point Spread Function (PSF) spectrum image. psfwavs = "" [table file name] . ... The centre of the Point Spread Function in each input image is determined by centroiding and the slit is placed over the image. ...

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• VLTI Calibrator Selection Help Page
• Home page of Christian A. Hummel
• KMOS Exposure Time Calculator

Describes how funtools can be integrated into the ds9 Analysis menu. SAOImage/DS9 is an astronomical imaging and data visualization application used by astronomers around the world. DS9 can display standard astronomical FITS images and binary tables, but also has support for displaying raw array files, shared memory files, and data files automatically retrieved via FTP and HTTP. ... It can be manually loaded into DS9 from the Load Analysis Commands ... option of the Analysis menu. ...

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• Chandra Images for G042.8+00.6
• Topics in AstroStatistics
• ChaMPlane Database Description

About us . ... Telescopes . ... Apart from the 6-meter telescope BTA two small telescopes are operative at SAO: the 1-m and 0.6-m telescopes, both manufactured by Carl Zeiss, Jena, are located near the BTA. ... These telescopes are used for adjusting the equipment and techniques of observations used at the BTA. ... The observational time allocation and also a brief description of the equipment of the 1-m telescope, which is used either permanently or mainly on this telescope, are presented below. ...

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• Metagalaxy sector, archive 2007

... Co-ordinate systems description . Directories structure . The file names' construction . The file set description . ... The orbital information for each month is presented in the separate directory. The INTERBALL orbital data are located on the STDA server, for each month in the separate subdirectory, which name consists from the year (YYYY) and month (MM) numbers. The Parent Directory of the Tail Probe orbital data is http://www.iki.rssi.ru/da/interball/tail/orbit/ . ...

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• STDA files
• Events on January 10-11, 1997 - INTERBALL observations
• Two points (INTERBALL-1 and MAGION-4) observations of magnetopause motion

... This file table3.dat 108 715 YSO candidates in the ISOGAL survey -------------------------------------------------------------------------------- Byte-by-byte Description of file: table3 ... Format Units Label Explanations -------------------------------------------------------------------------------- 1- 24 A24 --- Name ISOGAL source name (based on J2000 coordinates) 26- 33 F8.4 deg Glon Galactic longitude 36- 42 F7.4 deg Glat Galactic latitude 44- 48 ...

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• IBIS - Flat Fielding
• mod_auth_basic - Apache HTTP Server
• Program parameters

EPM-ERA2012 Lunar Ephemeris and selenodynamical parameters from LLR data(1970-2012) M.V. Vasilyev, E.I.Yagudina IAA RAS, St-Petersburg, Russia Reflector at the Moon The reflector 's positions at the Moon surface 3.5 m telescope at Apache station INTRODUCTION MODERN EPHEMERIDES: 1. ... IAA RAS, Russia-EPM-ERA2012 The present analysis of (17580) LLR observations, (time interval 1970, March - 2012, February) Model ( brief description). The dynamical model EPM-ERA has been developed by G.A. Krasinsky. ...

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• NAA 2013-2014 (preface)
• NAA 2015-2016 (preface)
• NAA 2007-2008 (preface)

. Comedi Documentation . Prev . Next . comedi_get_driver_name -- Comedi driver name . #include <comedilib.h> . char * comedi_get_driver_name (comedi_t * device); . The function comedi_get_driver_name returns a pointer to a string containing the name of the driver being used by comedi for the comedi device represented by device. This pointer is valid until the device is closed. This function returns NULL if there is an error. Prev . Home . Next . comedi_get_version_code . Up . comedi_get_board_name

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• Work Scan Program + Data Viewer (IDL widget)
• Format of data description
• SCORPIO-2 project: description

... We have compiled the Catalogue of extragalactic supernovae using the GCVS card catalogue. ... Doubtful (?), or rejected (-) SN 8 A1 --- RemFlag [*] The '*' indicates a remark in sn_rem.dat 10- 19 A10 --- Gal Parent galaxy designation 21- 22 I2 h RAh Right Ascension 1950 of Parent galaxy 23- 24 I2 min RAm Right Ascension 1950 (minutes) 25- 28 F4.1 s RAs Right Ascension 1950 (seconds) 29 A1 --- DE- Declination 1950 (sign) 30- 31 I2 deg DEd Declination 1950 of Parent ...

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• General Catalogue of Variable Stars: Description

Guest Editorial , July 2006 . Past ? Present ? Future . ... SETI, the quest for reasonable signals from Space, is aimed at the Past. ... From here on Earth, we can say with good reason that conducting both searches (SETI) and transmission (METI) of reasonable signals, we appear poised just halfway between the Past and the Future: namely, in the Present! ... This editorial was submitted in response to Their Past, Our Future , by SETI League executive director emeritus H. Paul Shuch. ...

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Spacecraft ephemeris , or more generally, location of an observer, given as a function of time. ... The ephemeris data for spacecraft and target bodies are normally combined in a single file called the SPICE SPK file. ... Attitude data is contained in the SPICE CK file. ... Several miscellaneous kernel files - spacecraft clock (SPICE SCLK file) and leapseconds (SPICE LSK file) - are also part of SPICE; these are used in converting time tags between various time measurement systems. ...

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• Carrington's Flare
• The Lagrangian Point L1
• INTERBALL/ELECTRON EXPERIMENT

... Astrophysics Group . ... Surveys and Catalogues . GMRT . GMRT Lockman Hole . ... GMRT Spitzer FLS . GMRT ELAIS-N1 . ... Two surveys of the Lockman Hole made with the GMRT at 610 MHz have been published: . ... We present observations of a central portion of the Lockman Hole, taken at 610 MHz with the Giant Metrewave Radio Telescope (GMRT). ... FITS Image . ASCII catalogue . ... We present observations of the Lockman Hole, taken at 610 MHz with the Giant Metrewave Radio Telescope (GMRT). ...

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• OptInt PmWiki : MROIFastTipTilt / Tech Meet 9
• Astrophysics Group VSA
• Astrophysics Group GMRT Spitzer FLS

... On-line Data . ... The program enables to find out the exact present Earth coordinates of the international space station and "Shuttle". ... J-Track - this program is similar to the previous one, however it knows how to display images and orbits of space vehicles. ... NASA SkyWatch - a program for those, who are fond of watching artificial space objects through the telescope, field - glass or with the unaided eye. ... Info: Industry news On-line Data Company ATLAS news Events We in press Contact . ...

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• ATLAS aerospace invites you to participate in cosmonaut and astronaut training
• Project Space Hotel

... Oleg V. Verkhodanov . ... The last few years have changed our view on the evolution of galaxies: the most distant galaxies (i.e. systems having stellar population) have been found at redshift z=6.68 (Chen H.-W., Lanzetta, K. M., Pascarelle, S. 1999, Nature, 398 , 586) and radio galaxy at z=5.19 (van Breugel W., De Breuck C., Stanford S. A., Stern D., Rottgering H., Miley G. 1999. astro-ph/9904272 ). ... Redshifts and age of stellar systems of distant radio galaxies from multicolour photometry data. ...

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• Description of SED models
• FADPS - Flexible Astronomical Data Processing System