... Monday: Type I and II AGN, Absorption, XBONGs, Tuesday: AGN correlation functions, LSS, environments . ... The AGN content of the COSMOS: the XMM-Newton view . The XMM-Newton wide-field survey in the COSMOS field (XMM-COSMOS) is expected to be an important step forward in the study of the physics and evolution of AGN, especially for what concern high redshift obscured quasars. ... Monday: X-ray luminosity functions and evolution, Tuesday: AGN correlation functions, LSS, environments . ...

. My astronomical research interests center on galaxy structure and evolution. Current topics include: . Polar-ring and interacting galaxies (see also new catalogue ) . Galaxy warps: statistics, properties and origin . Spiral galaxies at z~1: radial and vertical structure of stellar disks, statistics of interactions . Surface photometry and kinematics, dynamical modeling . Observational cosmology . Joomla Counter since Sep 1997

... Triton: Neptunes Largest Moon . ... So, looking toward the Sun, extreme ultraviolet cameras onboard STEREO B were able to record a stunning movie of a lunar transit (aka solar eclipse), as the Moon tracked across the solar disk. ... Stars, Dust and Nebula in NGC 2170 . ... Visible above are red glowing emission nebulas of hydrogen, blue reflection nebulas of dust, dark absorption nebulas of dust, and the stars that formed from them. ... APOD: 2007 February 24- X rays and the Eagle Nebula . ...

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... Bad Astronomy . ... Mad Science . ... Site Info . ... Public Talks . ... Keep Bad Astronomy close to your heart, and help make me filthy rich. ... Who is this guy who calls himself "The Bad Astronomer?" ... First, yes, I am a real live astronomer (when people ask me what astronomers do, I tell them "They astronom !" ... These are emitted by powerful objects like black holes, exploding stars, and super-dense neutrons stars. ... Finally, am I really a bad astronomer? ... 2008 Phil Plait. ...

... Viewing the Universe with Infrared Eyes: The Spitzer Space Telescope . Dr Giovanni Fazio . ... He then lead the development of large balloon-borne telescopes for far-infrared astronomical observations above the atmosphere, as Principal Investigator for the 1-Meter Balloon-Borne Far-Infrared Telescope and also the first infrared astronomical telescope to fly on the Spacelab II flight of the Space Shuttle. ... Copyright (c) Amateur Telescope Makers of Boston, Inc. ...

... 1), 0.8­0.9. 2 70000 () 70000 () 60000 60000 50000 50000 40000 40000 30000 30000 20000 20000 10000 10000 0 0 10000 20000 30000 40000 50000 60000 0 0 10000 20000 30000 40000 50000 60000 70000 70000 () 25000 20000 () 60000 50000 , 45 o 40000 15000 30000 10000 20000 5000 ... 1943­53 1954­64 1965­75 1975­86 1987-97 0.75 0.88 0.64 0.86 0.89 0.80 ­ 0.90 0.79 0.86 0.89 0.84 ­ 0.94 0.85 0.87 0.88 0.87 , - 1976­1997 . ... 0.8). - 1976­2001 ....

... Spacecraft . 29b. Satellites looking down . ... 29e. Explorers of distant space . ... The Hubble orbiting telescope. ... The Hubble telescope , in low Earth orbit, overcomes such limitations, in the visible range and in part of the UV. ... So fruitful was this observation that a second "deep field" exposure of such length, near the southern pole of the heavens, was recently conducted. ... Some satellites specialize in observing the Sun, such as the Japanese Yohkoh and NASA's SOHO . ...

. Главное меню . Введение . Введение в задачи практикума STEV . Ознакомление . Знакомство с устройством задачи STEV . Расчет моделей . Расчет моделей звезд и эволюционных треков . Задания . Учебные задания . Теория . Краткая теория расчета эволюции звезд . Наблюдения . Сравнение теоретических расчетов с наблюдениями . Литература . Рекомендованная литература .

ARCSAT ID NUMBER: AS07 DESCRIPTIVE TITLE: Confirming Galactic, M31, and M33 Candidate LBVs Through Photometric Variability PI: Guy Stringfellow OBSERVER(S): Guy Stringfellow plus 5 CU undergraduate students UNCERTIFIED/UNTRAINED OBSERVERS: Guy Stringfellow and the 5 CU undergraduate students Natalie Bremer CU APS undergraduate Sara Grandone CU APS undergraduate Kat Shanahan CU APS undergraduate Jacob Wilson CU APS ... 2013, ApJ, 779, 8) and SN 2009ip (Pastorello et al. ...

... In planets astronomy: . the relativist theory of the planets movement was found. ... the planets system of other stars were opened. ... In galaxy and out of galaxy astronomy: . It's found out the general constrution of the Galaxy and its main observed solids; . ... the methods of measuring the distances to the most remote objects in the Universe are found out; . ... it is found out that the galaxy accumulations are not haotic, but form the largescale celling structure of the Universe. ...

... The search for distant objects which can be both galaxies and quasars is one of the most important problems of observational astrphysics, because it allows one to determine cosmological parameters connected with the time of appearence and evolution of stellar systems, large scale structure of the Universe. ... Radio galaxies are important objects to be studied because they are sources of infrared-optical-ultraviolet continuum, emission lines and continual radio emission. ...

The Hubble orbiting telescope. The Earth's atmosphere, while transparent to visible light, absorbs most "electromagnetic radiations" which belong to the same family as light: parts of the infra-red (IR) and all of the ultra-violet (UV), X-rays and gamma rays. ... The Hubble telescope , in low Earth orbit, overcomes such limitations, in the visible range and in part of the UV. ... Some satellites specialize in observing the Sun, such as the Japanese Yohkoh and NASA's SOHO . ...

GRANAT is the Russian x-ray sattelite launched to the high apogee orbit (200,000 km) and operated almost for 10 years (1989 -1999) , carrying out four major instruments: French SIGMA coded-mask hard x-ray telescope (30-1000 keV), Soviet ART-P coded-mask telescope (2??-60?? keV), all-sky monitor WATCH (6-150 keV), and a gamma-burst detector PHEBUS . ... Since September 1994, GRANAT is in the survey mode. ... Explore pages devoted to individual GRANAT instruments (including main scientific results): . ...

... Up: Telescope and Instrument Control Systems . ... The software is based on a client/server architecture and provides remote access for controlling, monitoring and troubleshooting the array. ... The server software is developed in C++ and runs on a UNIX host machine. ... This computer demonstration consists of remote observing with the Caltech Millimeter Array located at Owens Valley in California to show the feasibility and features of this software package. ... Figure 2: Array Status window. ...

... 8, ``Celestial Mechanics'', 2002 Canon of solar eclipses in Russia for the interval 1000--2050 M. V. Lukashova, L. I. Rumjantseva Institute of Applied Astronomy, St. Petersburg, Russia Solar eclipses are quite rare events. ... The Canon contains the basic data about the solar eclipses observed in ter­ ritory of the former USSR (in boundaries of 1990) from 1000 to 2050 with the magnitude of phase exceeding 0.1. ... Beginning from 1887 several canons of solar eclipses were published. ...

... Aloisi, A. The Old Stellar Population . Alonso-Herrero, A. HST /NICMOS Observations of the . ... Balcells, M. HST-NICMOS Observations of Galactic . ... Baum, S.A. Investigating the Evolution of . ... Becklin, E.E. A Coronagraphic Search for . ... Clampin, M. The Old Stellar Population . ... Close, L. HST NICMOS Observations of . ... The Stellar Population in . Geballe, T.R. HST NICMOS Observations of . ... Greggio, L. The Old Stellar Population . ... Leitherer, C. The Old Stellar Population . ...

... WORKSHOP "STELLAR ATMOSPHERES" . THE CHEMICAL AND DYNAMIC EVOLUTION OF STARS AND GALAXIES" . ... Chernomorka , Odessa , Ukraine . ... Modeling and interpretation of the stellar spectra of the usual and peculiar stars. Elemental abundances in the stars of different types and populations of the Galaxy. Chemical evolution of the stars and galaxies. ... Andrievsky S.M. (OAO ONU, Odessa, Ukraine) . ... CHEMICAL and DYNAMIC EVOLUTION STARS and GALAXIES" . ... Odessa mailto:astro@paco.odessa.ua . ...

Observational Stellar Astronomy . Articles | ... We are made of star stuff" . ... TEMPERATURE OF A STAR: . ... The temperature of a star can be found out easily by simple observations. ... STAR . ... SPECTRAL CLASS: . All the stars in this universe are divided in to spectral classes based on their spectral lines. ... The spectral class of a star and the temperature of a star are related. So the spectral class can be found for a star since we know its temperature. ... www.astronomy.net . ...

Observed maximum rotation velocity uncorrected for inclination effect. This quantity is calculated from 21-cm line widths at different levels and/or rotation curves (generally in H_alpha). ... These data are characterized by some secondary parameters: telescope, velocity resolution, level of the 21-cm line width and bibliographic reference. ... we start from a standard sample (a set of measurements giving a large and homogeneous sample). ... HyperLeda . ...