... Zacharias, N. & Zacharias, M. I. 1999, in ASP Conf. ... The USNO CCD Astrograph Catalog South (UCAC-S) project is a high precision astrometric survey of the entire southern hemisphere for the 7 - 16 magnitude range, aiming at an accuracy of 20 mas for 8-14 m stars. ... The ACT (Urban et al. 1998) and the Hipparcos and Tycho Catalogues (ESA 1997) are used as reference (UCAC-R), supplemented by an extragalactic link program carried out in parallel mainly at the Cerro Tololo (CTIO) 0.9-meter telescope....

... Informazioni . Informazioni generali . Come raggiungere l'Osservatorio . ... Personale . Personale di Ricerca . Personale tecnico, amministrativo, bibliotecario . ... Personale in ordine alfabetico . ... Amici di Arcetri . ... SKA . ... Seminari generali . ... Servizi . ... Norme ricercatori non EU . ... Servizi informatici . ... Informazioni varie . Informazioni specifiche . Manuali e documentazione . Servizi generali . ... INAF Osservatorio Astrofisico di Arcetri . ...

... Science . ... Science Activities > PhD Thesis Topics offered by ESO Faculty Members > Thesis Topic: Properties of kinematically decoupled structures in Early-Type Galaxies . ... Science Users Information . ... ESO-MIDAS . ... ESO Science Newsletter . ... The project consists in measuring the stellar kinematics, stellar populations, dynamics, and morphological properties of the kinematically decoupled structures observed in the inner regions of Early-Type Galaxies. ... Return to list of thesis topics...

... Translate Abstract . ... Structure and properties of IRC+10216 . ... AA(Stockholm Observatory, SE--133 36 Saltsj baden, Sweden), AB(Special Astrophysical Observatory, Nizhnij Arkhyz, Karachaevo-Cherkesia, 357147, Russia), AC(Max-Planck-Insitut f r Radioastronomie, Auf dem H gel 69, D--53121 Bonn, Germany), AD(Max-Planck-Insitut f r Radioastronomie, Auf dem H gel 69, D--53121 Bonn, Germany), AE(Max-Planck-Insitut f r Radioastronomie, Auf dem H gel 69, D--53121 Bonn, Germany) . ... Abstract Text . ...

Databases for Observations and Orbit Elements for Asteroids and Comets in ERA System . ... In the present paper the databases for both observations and elements of asteroids and comets in the ERA system are described, as well as examples of the orbit determination and the processing of observations for these objects. The peculiarities of computations are described and examles of usage of the ERA system for orbit determination are presented. ...

function idlabel, idstr ,idx,Zbeda=Zbeda,Ibeda=Ibeda,Wbeda=Wbeda,Lbeku=Lbeku,$ wform = wform , wstyle = wstyle ,sep=sep, intex = intex , _extra=e ;+ ;function idlabel ; return a string array containg a nicely formatted set of labels, ; appropriate for each of the IDs in an ID structure. ; ;syntax ; label=idlabel( idstr ,idx,/Zbeda,/Ibeda,/Wbeda,/Lbeku,$ ; wform = wform , wstyle = wstyle ,sep=sep, intex = ...

... Mokhovaya st., 11, Moscow, 103907, Russia. ... July 15-17, 1999 , pp. 161-164 . A method for multiple access using the structure of the unstable periodic orbits of chaotic attractor is proposed. Possible principles of the control and selection of unstable cycle-codes are presented. ...

... ATNF Home . ... About ATNF overview . ... Australia Telescope Steering Committee . ... Parkes radio telescope . ... Digital systems . ... Visiting Parkes radio telescope . ... Parkes radio telescope webcam . ... The Structure of the Gravitational Lens System B1152+199 . ... We have commenced a program to monitor the gravitational lens B1152+199 with the Australia Telescope Compact Array (ATCA) to search for variability of the lensed components with the goal of measuring the lensing time delay. ...

... Development of Ideas of Structure and Evolution of Stars. Integral Features of Stars, Which Determine Their Structure, Direction and Rate of Evolutuion. ... Connection between Potential and Thermal Energy of Star. ... Structure of a Main Sequence Star. Features of Massive Stars Evolution on the Main Sequence. Internal Structure of the Sun. ... White Dwarfs, Their Features. ... Evolution from the Main Sequence of Massive Stars. ... Evolution of Small Mass Stars till White Dwarfs Sequence. ...

Russell Owen , Charles Hull and Walter Siegmund The Apache Point Observatory 3.5m telescope, located in the Sacramento Mountains of New Mexico at an elevation of 2.8 km, is awaiting the installation of the primary mirror. ... Important features of the design include a fast (f/1.75) lightweight honeycomb mirror, a compact altitude/azimuth mount, friction-coupled drives and position encoders, and use of a telescope model to compensate for mechanical errors (1) . ... Table 1: The current telescope model. ...

SYSTEM COMPOSITION . ... RADIATION AND ECOLOGICAL MONITORING . THE COMPOSITION OF AUTOMATIC SYSTEM . ... Weather hardware to measure wind velocity distribution in the near-earth layer and at altitudes up to 300 m. Satellite data transmission stations. RSC Energia communication satellite; . ... Automatic radiation and ecological station. ... Control and monitoring of the automatic continuous measurement system. ... Official WEB-site of S.P.Korolev RSC Energia . ...

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? ...

Stellarium 0.12.3 . ... Plugins . ... FileљStructure . FileљList . FileљMembers . plugins . TelescopeControl . src . clients . TelescopeClientDirectLx200.hpp . ... 2 љ * Stellarium Telescope Control Plug-in . ... 4 љ * Copyright (C) 2009 Bogdan Marinov (this file, . ... 8 љ * as a core module of Stellarium. ... 27 љ #ifndef _TELESCOPE_CLIENT_DIRECT_LX200_ . ... 36 љ #include "Server.hpp" //from the telescope server source tree . ...

... The HH flow associated with young stellar object HL Tau has an exciting history and even until now the origin of some its features is not clear yet. ... Knotty structures of Herbig-Haro jets are common phenomena and knowing the origin of such structures is essential for understanding the processes of jet formation. ... In the flow detected compact knots with high (-150 km/s) and bow shape structures in front of those, with low radial velocities (-50 km/s). ...

... Future seminars . P a s t seminars . Seminar council . The vortical structures collapse in hydrodynamics and Kolmogorov spectra forming " . ... Using the hamiltonian approach it is considered the collapse of vortical structures in the ideal hydrodynamics under the initial conditions of common type. ... It has been shown that collapse of vortical structures results to fluid turbulization and forming of kolmogorov spectrum for turbulence pulsutaions in the frame of ideal hydrodynamics. ...

SITE 2010 Comprehensive Characterization of Astronomical Sites Kislovodsk, Russia, 49 October 2010 Conference Summary Marc S. Sarazin*a a European Southern Observatory, Garching, Germany Abstract The main topics discussed during the Site 2010 conference are outlined and the outcome is described. Keywords: Astronomical Site testing, precipitable water vapor, atmospheric turbulence, cloudiness, seeing 1. ... Site surveys for National observatory projects in China, India, and Iran benefit from this. ...

... Future seminars . P a s t seminars . Seminar council . Irregular structure of the upper ionosphere from the Intercosmos-19 satellite data " . ... The features of the topside ionograms connected with the large-scale structure of the ionosphere (polar hole, day side cusp and trough, main ionospheric trough, ring ionospheric trough, equatorial anomaly, and Brazilian geomagnetic anomaly) are shown. ...

... V.V.Shevchenko, Sternberg State Astronomical Institute, Moscow University, Universitetsky 13, Moscow 119899, Russia, shev@sai.msu.ru . ... 1.Sternberg State Astronomical Institute, 119899, Moscow, Russia. shev@sai.msu.ru . ... V.V.Shevchenko, Sternberg State Astronomical Institute, Moscow University, Moscow 119992, Russia, shev@sai.msu.ru . ... 119992 Moscow, Russia; . ... 2Sternberg Astronomical Institute, Moscow University, Moscow, 119992, Russia, . ... Moscow, 119992, Russia shev@sai.msu.ru . ...

This home page belongs to small group of scientists working at . Sternberg Astronomical Institute which is a part of Moscow State University . ... Электронная библиотека научно-технической и художественной литературы (доступна только из ГАИШ) . ... Local staff . Dr. Edward Kononovich (konon -at- sai.msu.ru), Associate Professor . ... Dr. Sergey Ayukov (asv -at- sai.msu.ru), Research Fellow, Webmaster of the group . ... Joint seminar of Solar Studies Structure Group and Solar Photometry Group . ...

Leonid dust trail theories . ... Proc. Int. Meteor Conf., Frasso Sabino 1999, ed. R. Arlt, IMO, 5-21 (2000) . ... At the end of the 19th century, Irish astronomers Johnstone Stoney and A.M.W. Downing showed in principle how to predict meteor storms. ... The formation of dust trails and the main features of their evolution are explained. Some Leonid dust trails are perturbed by the planets so as to result in meteor storms at the start of the 21st century. ...