The technical memorandum: A Kernel Model for Precision Timekeeping (PostScript) describes an engineering model which implements a precision time-of-day function for a generic operating system. ... The model changes the way the system clock is adjusted in time and frequency, as well as provides mechanisms to discipline its time and frequency to an external precision timing source, such as a pulse-per-second (PPS) signal. ...

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This module provides for user authentication using Berkeley DB files. ... AuthDBGroupFile . ... The AuthDBGroupFile directive sets the name of a DB file containing the list of user groups for user authentication. ... Combining Group and Password DB files: In some cases it is easier to manage a single database which contains both the password and group details for each user. ... The AuthDBUserFile directive sets the name of a DB file containing the list of users and passwords for user authentication. ...

... LX850 Series . ... Coronado€о Solar . SolarMax II Solar Telescopes . ... Double Stacking Units . ... Coronado SolarMax II 90mm Double Stacking Etalon with RichView tuning system . ... SolarMax II 90mm Double Stacking Etalon with RichView tuning system . ... Coronado by Meade SolarMax II 90mm Double Stacking Etalon with RichView tuning system. 90mm diameter primary H-Alpha etalon filter. ... Includes patented RichView tuning assembly allows direct tuning of the primary filter etalon. ...

Databases (NSDC) of the Natural Planetary Satellites. ... NSDC: Database of astrometric observations of Natural Planetary Satellites . ... They are thoroughly looking for observations in different sources, creating their owndatabases which are then mostly inaccessible to other researchers. ... In the file "content" with explications, the reference is given to the data source as well as the bibliographic reference. ... Data sources. ... Why a specific bibliographic database for Natural satellites? ...

The AstroGuide . ... AstroGuide | ... AstroGuide Listing . Login . See many more Astronomy Listings by: Category or Alphabet . Southern Stars provides professional software for the Amateur Astronomer. Platforms include Windows 3.1, Windows 95 and Macintosh System 7.x. Last Update August 28, 2005 . ... Web Site . ... Web . ... Unless otherwise specified, web site content Copyright 1994-2016 John Huggins All Rights Reserved . dbHTML," "AstroGuide," "ASTRONOMY.NET" & "VA.NET" . ...

1,2 - Modifyted Richter-Slefogt Camera (355mm, 200 mm) The system was designed by V.Yu.Terebizh in 2001 (terebizh@crao.crimea.ua), and then has been made by Gennadiy Borisov . ... Very Wide Field Camera near Kislovodsk: MASTER WFC-Kislovodsk . Up to 1200 square degrees up to 13 m. Very Wide Field Camera near Moscow (40 x 60 square degree) (CCD 1392 x 1040 pix, Sony). ... This system can discover and measure satellites and space refuse parameters to within 0.1 ang.sec. precision. ...

... Ballistics, navigation and flight control of the spacecraft, going to the L2 point of Sun-Earth system. ... and calculation algorithms have been developed: - an algorithm, building nominal trajectories for one impulse flights to the L2 point of Sun- Earth system, including a Moon swingby maneuver or not. - an algorithm, calculating corrections of spacecraft trajectory needed for the flight from Earth to halo orbit and for stationkeeping of the spacecraft moving in halo ...

... 0.000 . ... IL'IN, V. B.; KRIVOVA, N. A.; MICHEL, B.; VOSHCHINNIKOV, N. V. WWW database of optical constants for astronomy . ... MANN, INGRID; KIMURA, HIROSHI; VOSHCHINNIKOV, NIKOLAI V.; IL'IN, VLADIMIR B. Radiation pressure forces on circumstellar dust particles . ... KRIVOVA, N. A.; IL'IN, V. B.; KIMURA, H. Dust shells around Herbig Ae/Be stars with Algol-like minima: results of a combined modelling of different observational data . ... ABSTRACT QUERY HELP . ... Return: Results Form . ...

... Space flight . ... Simulators . ... Space camp . Space Hotel . ... Virtual reality-based stand for ISS crew training is used for cosmonauts pre-training preparation at different stages of training for the space flight. ... At present cosmonauts and astronauts can work both with the SM and FGB images independently and having them in mated state. ... Info: Industry news On-line Data Company ATLAS news Events We in press Contact . Copyright 2000-2016 ATLAS Aerospace . ...

... The French-Russian Poncelet Laboratory organizes the conference on "Random Processes, Conformal Field Theory and Integrable Systems", September 19-23, 2011, to take place in the Independent University of Moscow. ... In the last decades, the understanding of these processes has greatly benefited from the use of conformal field theory (CFT) and integrable systems (IS) which have been widely studied in the community of theoretical and mathematical physicists. ...

... Bad Astronomy . ... Bitesize Astronomy . ... If you thought our tour of the solar system ended with Neptune and Pluto, you are setting your sights way too low. The planets of the solar system mark time relatively close to the Sun compared to interstellar space. Pluto orbits the Sun at an average distance 40 times that of the Earth, yet the nearest star (the Alpha Centauri system) to the solar system is a mind-numbing 260,000 times the distance of the Earth to the Sun. ... 2008 Phil Plait. ...

... Press release for Feb.9, 2001 09.00 (Moscow time) . The "Mir" station and the cargo ship "ProgressM1-5" operations scheduled for 8-9 Feb. completed. The Station and the cargo ship onboard systems checkout performed. The Station is pressurized keeps in spinning mode with the MCS (motion control system) in free drift. The next checkout of the vehicle and the Station onboard systems is scheduled for 9-10 Feb. The Station "Mir" parameters for 8 Feb. - average altitude - 286,9 km; . ...

Please enter the lightcurve file name and period search parameters: . Lightcurve file: . ... Apply the Heliocentric correction and convert all dates to Terrestrial Time (TT)? ... Also, the Heliocentric correction cannot be applied to such lightcurves. ... This period search service is also available at the mirror sites: Mirror 1 , Mirror 2 , Mirror 3 , Mirror 4 . You may download the latest source code distribution and install the period search service at your own web server. ...

Introduction The suggested invention relates to attitude control system of a spacecraft. ... Systems without interaction with ambient (Systems with jet engines) Here, for instance, we can put systems, which can generate torque because of jettisoning any particles or gas. ... The main element of the suggested attitude control system is an electrical motor, which main feature is absents of a stator. ... 3 Block diagram of an attitude control system on a jet engines base. ... It is a system with| | ...

Russian SHAREABLE DATA CENTER Institute of Solar-Terrestial Physics SB RAS . ... Antenna system . ... The Irkutsk incoherent scatter radar is one of the world's nine active radars which give the opportunity to investigate ionosphere by the incoherent scatter method. ... Antenna gain coefficient . ... Antenna . ... Two antennas . ... To get an idea what station "Dnepr" antenna system looks like, let us consider some of the radar views which are given by the photographs General view and Side view . ...

... Satellite data ] . ... The SCANOR system provides receiving and processing of the Earth-surface pictures made in visible and infra-red bands and transferred by satellites of the NOAA polar orbiter series (in the HRPT mode). ... The SCANOR system includes the desktop receiving device connected to an IBM AT 386 type computer, and the parabolic antenna with the guiding mechanism. The SCANOR system possesses the state-of-art software providing registration and processing of the received data. ...

... Photos . ... Searching for Far Out and Wandering Worlds . ... solar system . ... Solar eclipse travelogue: Sulawesi delivers a spectacular eclipse . ... Observe the Solar System . ... Get to Know the Night Sky . ... Would it be possible to send a probe vertically above the solar system's plane to observe the entire solar system and capture a mosaic photo? How far would it need to go to get a complete photo of everything? ... Get instant access to subscriber content on Astronomy.com! ...

Winer Observatory P.O. Box 797, Sonoita, Arizona 85637-0797, USA . ... Irvin M. Winer . ... Weather . ... RainWise Mk III / 100m SW of Observatory . ... RainWise Mk III / N=0 ,E=90 ,S=180 ,W=270 . Air Temperature . ... 0.0 0.36 ( F) . ... AAG IR Sky Temperature . ... AAG Adjusted IR Sky Temperature . ... AAG Ambient Temperature . ... AAG Temperature Split . ... AAG Adjusted Temperature Split . ... Clear Sky Clock for Winer Observatory is provided by Attilla Danko. ... 2013 Winer Observatory. ...

SPECTRUM-X-GAMMA . international astrophysical project . ... Control system units of Spacecraft Engineering Model were delivered to Lavochkin Associati on Jan. 23 2002. The assembling of Engineering model of Spacecraft Control System and the preliminary testing of the system will be performed in February. The stand-alone tests of Spacecraft Control System is being planned for April 2002. Febr., ... You are visitor number since October 02, 2000 . ...