Next: Characteristics of the Up: The Epsilon Aurigae Previous: The Epsilon Aurigae . ... Epsilon Aurig? is an F0 Ia star with an enigmatic companion which partially eclipses the visible star for 2 years every 27.1 years. ... The eclipse light curve has a long, flat minimum (Figure ), implying that the secondary is not appreciably convex. ... We develop hydrostatic models for the Aurig? secondary in Section D.3 and present synthetic eclipse light curves calculated using these models in Section D.4. ...

Johann Kepler - a Legislator of the Sky. The laws of the planets movements put by Johann Kepler destroyed the thousand year old dogmas about the circles and spheres and opened the way to scientific understanding of celestial occurrences. ... The best object for observation was Mars - its orbit unlike the Earth's one has a noticeable eccentricity, the rotation period in comparison with Jupiter and Saturn is not too long and observation conditions are better than for Mercury and Venus. ...

... This form allows you to query a database containing planetary data. Simply select the fields for the information desired. Select type of data to use: . Sun, Planets & Satellites Planets Only Satellites Only . ... Radius Mass Density Orbital Period Inclination . Tilt of Axis Eccentricity Escape Velocity Rotational Period . Albedo Mean Orbital Velocity Discoverer . ... Select the information to be included: . ... Rotational Period Albedo Mean Orbital Velocity Discoverer . ...

Next: Mixing types of E-P-A Up: ``Ecology'' of Magnetic Rotators Previous: Evolutionary Tracks . So far we have considered evolution of a magnetic rotator related to single rotators or those entering binary system with circular orbits. ... Orbital eccentricity necessarily emerges after the first supernova explosion љ and mass expulsion from the binary system. ... Here, we concentrate on the evolutionary consequences of eccentricity. Mixing types of E-P-A binary systems with non-zero orbital . ...

... Exoplanets and the Search for Habitable Worlds . Professor Sara Seager . Thursday, Mar 11, 2010 at 8:00 PM . ... She develops theoretical computer models of atmospheres and interiors of all kinds of exoplanets, to make predictions and interpret data, with a prime interest in "biosignature" atmospheric gases. ... Please join us for a pre-meeting dinner discussion at Changsho, 1712 Mass Ave, Cambridge, MA at 6:00pm before the meeting. ... Copyright (c) Amateur Telescope Makers of Boston, Inc. ...

... Главная . ... Новости . ... Проекты . Любителям астрономии . Проект ISON . ... Подробнее . ... Категория: Новости проекта ISON . ... Метки: Космический мусор ,љ Астероиды ,љ Гамма-всплески ,љ Любителям астрономии ,љ Кометы љ . ... Метки: Космический мусор ,љ Астероиды ,љ Любителям астрономии љ . ... Новости обсерваторий проекта] - Обсерватория Кубанского государственного университета от Иванов А - 09.04.2016 11:08:49 . ... 1999-2013 Copyright "Астрономия и Телескопостроение" . ...

Supernova 2009js in NGC 918 . This page is devoted to information on Supernova 2009js in NGC 918 . Basic information on this SN, including the last reported brightness, on this Supernova can be found on the main page . Information on the original web pages for many of these images can be found on the updates and links web pages. Discovered independently by Lick Observatory Supernova Search (USA) and Koichi Itagaki (Japan). ... 2009/10/11.44 . 17.2 . ... Joseph Brimacombe . ...

... For moving objects such as asteroids, comets, or planets, it is useful to include ephemeris information, both to provide predicted coordinates for planning observations, and to allow accurate airmass calculations in the reductions. ... These times can be given either as Modified Julian Dates ( ), or as ordinary date strings like 1995 Jan 23.0 . To allow good interpolation, include two ephemeris entries before and two after the interval of observations. ... UT date --- column label: DATE . ...

Next: DARKFRAME Up: PSF1DRB Previous: Generation from Ground Calibration Contents . A direct measurement of the curve of growth of the PSF is limited by the small number of appropriate, isolated stars and the large scatter caused by coincidence loss and straylight. Thus we have used Daophot for our PSF analysis. ... This CCF has been achieved from in-flight data for all filters and is already incorporated into the SAS. Michael Smith 2011-09-20 ...

... Observing . ... Solar Observing . ... April 3 (SUN) - Solar Observing, Central Park , Manhattan . ... APRIL'S SKY . ... Lecture Series at the American Museum of Natural History The Amateur Astronomers Association is proud to present an astronomy lecture series from October through May each year for our members and the .. ... The€аAmateur Astronomers Association of New York€аwas organized in 1927 to promote the study of Astronomy, emphasizing its cultural and inspirational value. ...

Stealing Pluto's thunder by Catherine E. BorschИ This artist's concept shows the planet cataloged as 2003UB313 at the lonely outer fringes of our solar system. ... The new planet, which is yet to be formally named, is at least as big as Pluto and about three times farther away from the sun than Pluto. ... On July 29, 2005, Dr. Mike Brown of the California Institute of Technology (Caltech) announced the discovery of the new planet in the outer region of our solar system. ...

... Asteroid . ... In case you didn't hear about it, which you probably didn't: On Jan. 7, an asteroid 1,000 feet across -- nearly three times the current diameter of Marlon Brando -- barely missed the Earth, which is most likely your planet of residence. ... What if this asteroid had hit the Earth? ... As it happens, the American Astronomical Society was holding a conference in Washington AT THE VERY SAME TIME as the asteroid nearly hit the Earth. ...

New reduction of minor planets photographic plates obtained with Pulkovo Normal Astrograph A.A. Berezhnoy Pulkovo Observatory of RAS, Saint-Petersburg, Russia Minor Planet observations at Pulkovo Periodical observations of 14 bright asteroids named Selected Minor Planets (SMP) were performed at Pulkovo since 1948 within the international framework started by works of B.V. Numerov and D. Brouwer. ... 108 133 113 74 124 67 97 88 14 84 64 5 20 19 Epochs (YYYY.MM) 1200 Mean values of total obs. ...

... 13, Moscow 119992, Russian Federation, e-mail: busarev@sai.msu.ru; 2 Research Institute Crimean Astrophysical Observatory, p/o Nauchnyi, Crimea 334413, Ukraine, e-mail: prok@crao.crimea.ua Summary: We propose a combined method of astronomical investigations of small or distant planets incorporating registration of a set of integral spectra of an object and their frequency analysis. ... An application of the method is shown on example of asteroid 21 Lutetia. ... 6] Busarev V. V. (2002), Solar Sys. ...

Next: A Coronagraphic Search for Up: NICMOS Science Previous: NICMOS Science . ... A search for previously unknown low-mass (giant planet and brown dwarf) companions to stars in the solar neighborhood, and circumstellar dust disks around main sequence stars by direct coronagraphic imaging has been undertaken by the NICMOS Instrument Definition Team (IDT). ... The problem in the target acquisition process resulted in degraded pointing and target centration performance for these observations. ...

... GALAXY: A galaxy is made up of billions or trillions of stars bound together by their own gravity. ... HELIUM (He): The second element in the periodic table, has 2 protons, 2 neutrons, and is a noble gas. ... Helium melts at -272.2 degrees Celsius, and boils at -268.934 degrees Celsius. ... HYDROGEN (H): The first element on the periodic table, is a gas, and has an atomic mass of 1.00794 amu. ... Hydrogen melts at -259.34 degrees Celsius, and freezes at -252.87 degrees Celsius. ...

... Master . ... Zel'dovich asteroid . ... August 29, 2013: Asteroid (11438) Zeldovich discovered 40 years ago . ... Asteroid (11438) has quite an elongated orbit with a period of 3.25 yr and eccentricity 0.19 (twice that of Mars). ... Asteroid will be located in Cancer constellation at the distance of 1.63 AU from Earth and 2.62 AU from the Sun (near the aphelion of its orbit), with the magnitude being 17.0m. Telescopes of MASTER network will definitely observe asteroid (11438) Zeldovich in early 2014....

... Home About Meade Product Information Dealer Locator Customer Support Investor Relations Dealer Support Employment Opportunities Site Map . Meade Instruments Corp. ... Meade Autostar Supplementary Software Downloads . ... To upgrade your Autostar first click on the link below to download the Autostar Update (ASU) Client Application for Windows. ... The most recent versions of AutoStar Update automatically check for the newest versions of the AutoStar Updater and download it if necessary. ...

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... S.P. KOROLEV ROCKET AND SPACE CORPORATION ENERGIA . ... OAO RSC "Energia" . ... Company's History . ... ISS Russian Segment . ... Sea Launch . ... News . Science news . ... At 11:41:18 AM Moscow Time, logistics spacecraft Progress M-17M was launched from the Baikonur launch site. The purpose of the launch is to support further in-orbit operation of the International Space Station (ISS) in accordance with Russian commitments under that project. ... 2015 JSC "S.P. Korolev RSC "Energia" . ...