... A model for the chemical evolution of a disk galaxy is presented. The model reproduces all the basic . ... investigations of the star formation history. ... the galaxyЫand incorporating a delay in the onset of star formation make it possible to model different scenar- . ios for the evolution of a galaxy's luminosity. ... evolution of massive galaxies. ... of reconstructing the star-formation history and galactic luminosity from observations of galaxies at different . ...

... The overall globular cluster population is divided by gap in the metallicity function at [Fe/H]=-1.0 into two discrete groups with well-defined maxima at [Fe/H]=-1.60?0.03 dex, and -0.60?0.04 dex. ... Clusters with extremely blue horizontal branches occupy a spherical volume of radius ~ 9 kpc, have high rotational velocities ( V rot =77?33 km/s), have substantial and equal negative radial and vertical metallicity gradients, and are, on average, the oldest group (the old-halo subsystem). ...

... Астрономические наблюдения (Модераторы: LeMay , Александр Репной , Грудцын Алексей ) ? Частное лунное затмение 7 сентября 2006 . ... Ответ #20 : 07.09.2006 [20:06:28] ? Цитата: Carry от 06.09.2006 [12:00:20] уже который год не могу купить астрокалендарь... сегодня в новостях мэйл.ру обнаружил упоминание о предстоящем лунном затмении. неясными остались вопросы относительно того, какое же оно на самом деле - теневое или полутеневое? и какова макс.фаза. буду признателен за ответы. спасибо . ...

... VaST is a software tool for finding variable objects on a series of astronomical images. ... VaST performs object detection and aperture photometry using SExtractor on each image, cross-matches lists of detected stars, performs magnitude calibration with respect to the first (reference) image and constructs a lightcurve for each object. ... VaST FITS image viewer ./pgfv . ... Part I" PZP, vol. ... K. V. Sokolovsky, S. A. Korotkiy; "New Variable Stars Discovered by the NMW Survey" PZP, vol. ...

History of an outer space exploration . ... The first space rockets . ... In space where there is no air, the engine which is not using air, i.e. the rocket installation is necessary for a flight vehicle. ... The Tsiolkovsky has understood, that firm kinds of fuel are not suit for space flights and has offered to use rocket engines on liquid fuel. ... Tsiolkovsky made a great contribution to the theory of rocket flight. ... From a satellite of the Earth before lunar landing . ...

... Цвет: Черный, серый . ... Bosch KGE36XL20R Серебристый, 318л Серебристый, 318л... ... Bosch KGE36XL20R Серебристый, 318л Серебристый, 318л... ивная сумка Forward Gold 2014. ... Цвет: черный . ... Материал верха: спилок . ... Материал подошвы: резина . ... Материал: спилок. ... Цвет: разноцветный . ... Материал верха: искусственная кожа, натуральная кожа, текстиль . ... Цвет: мультиколор. Материал: искусственная кожа, натуральная кожа, текстиль. ... Материал верха: искусственная кожа, текстиль . ...

The monitoring of the optics quality of DIMM instrument V. Kornilov, B. Safonov May 24, 2010 1 Intro duction A quantitative theory of measurement of optical turbulence (OT) with Differential Image Motion Monitor (DIMM) is based on certain priori assumptions [1]. ... Bottom: behavior of the instrumental Strehl's number for the left (triangle to the left) and right (triangle to the right) DIMM images during the period of measurement the maintenance of an additional correction factor seems superfluous. ...

Ioffe Physical Technical Institute . Department of Theoretical Astrophysics . Neutron Star Group . Last updated on Jul 29, 2013, by Yuri Shibanov .

Individual papers from the VSOP Symposium Proceedings, "Astrophysical Phenomena Revealed by Space VLBI", eds H. Hirabayashi, P.G. Edwards and D.W. Murphy (ISAS), can be downloaded as gzipped postscript files by clicking on the links below. ... Multi-Epoch Global+VSOP/HALCA Observations of Virgo A at lambda 6 cm . ... Space-VLBI Observations of the Core-Jet in the Nearby Spiral Galaxy M81 . ... H. Hirabayashi, P.G. Edwards, B.G. Piner et al. ... Pentachromatic VSOP and VLBA Survey of GPS Sources . ...

... A Chemically Decoupled Nucleus and Structure of the Nuclear Region in the S0 Galaxy NGC 4036¶ O. K. Sil'chenko1 * and V. V. Vlasyuk2 2 Sternberg Astronomical Institute, Universitetskioe pr. ... The unresolved nucleus of NGC 4036 is shown to be chemically decoupled: [Mg/Fe] = +0.3 at the very center, whereas in the immediate vicinity of its nucleus, this ratio abruptly drops to +0.1 and does not change further along the radius. ... However, the major-axis turn within R < 5 should be considered real. ...

Solar Physics (2006) 233: 89-106 DOI: 10.1007/s11207-006-2850-y C Springer 2006 ON THE POSSIBLE CONNECTION BETWEEN PHOTOSPHERIC 5-MIN OSCILLATION AND SOLAR FLARE MICROWAVE EMISSION A. G. KISLYAKOV and V. V. ZAITSEV Institute of Applied Physics, Nizhny Novgorod, Russia (e-mails: agkis@appl.sci-nnov.ru; za130 Dynamic spectra of low-frequency modulation of microwave emission from solar flares are obtained. ... PHOTOSPHERIC 5-MIN OSCILLATION AND SOLAR FLARE MICROWAVE EMISSION 93 Figure 2. ...

University Satellites and . Space Science Education . ... The project of the scientific - educational small satellite for research of Earth upper atmosphere density . ... At the end of 80th years in Kuybishev aviation institute (nowadays the Samara State Aerospace University) has been developed the project of small spherical satellite " PION ", intended as for a calibration of ground resources of tracing behind space objects, and for refinement of density of upper atmosphere of the Earth. ...

КАЛЕНДАРЬ КОНФЕРЕНЦИЙ First Announcement Workshop Presupernovae, Supernovae and Supernova Remnants Pushchino June 3 -- 7, 1996 The purpose of the Workshop is to give an opportunity for both astronomers and theoretical astrophysicists to meet together for a critical discussion of the hot problems of physics of supernovae and their impact on the surrounding medium from both the points of view --- observational and theoretical. ... Stellar remnants of supernovae (neutron stars, black holes). ...

... SUPER RATIO . ... On this page I will present the most important (on my opinion) idea on Intellegence Life in the Universe . ... On the problem of the Super Ratio in astrophysics" . ... As a matter of fact, this is the main problem of the modern natural science. ... Here I shall try to speak about the most important problem of the modern natural science, the problem which is undoubtedly, of more importance than discovery of Blacks Holes, creation of Grand Unification Theory or Artificial...

... 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 . ...

The possibility of recovery of the vertical distribution of the magnetic field in umbrae by line width differences S.G. Mozharovsky Ussuriysk Astrophysical Observatory of FEB RAS, Ussuriysk, Russia sw@newmail.ru Abstract. This article studies the possibility of recovery of the vertical distribution of the magnetic field in the photospheric layers of sunspot umbra by the Difference of the Line profile Absolute Widths of neutral zirconium ? ... 2) Line profiles for cold models have extended wings. ...

... Астрофотография (Модераторы: LifeIsGood , MaxMan ) > . Anyone here willing to help me test my project? ... Астрофотография . ... Благодарностей: 0 . 26 Декабрь 2009, 17:24:26 ? ... You can check a preview of my project at: http://larryo.org/work/information/unimap/index.html . ... Anyone interested to help me test it and/or feedback will be appreciated! ... Nice work . When the Linux version will be released I will try to help you with application testing and making installing packages . ...