... The bright supernova (hereafter SN) in the galaxy NGC 4527 was first sighted by S. Knight (USA) on April 13.17UT at magnitude ~14.0v. The report of the sighting was subsequently forwarded by phone to the AAVSO. ... SN 1991T. The galaxy NGC 4527 is an Sb(s)II type galaxy with an apparent Blue magnitude of 11.32 (Shapley-Ames, 1981). ... An analysis of this event utilizing visual observations by amateurs, plus a light curve is presented.. ... THE LIGHT CURVE: . ... ISN SN 1991T web page . ...

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• Supernova 2001gd in NGC 5033
• Supernova 2002cr and 2002ed in NGC 5468
• Supernovae 2010jl in UGC 5189A

... Research . ... A rare hybrid morphology radio galaxy . ... In this project we will be able to investigate the environmental effect on star formation and galaxy evolution in individual galaxies falling into the cluster through radio observations of active galactic nuclei (AGN). Current models of galaxy evolution regulate the star formation rates within the simulated galaxies by invoking radio-mode feedback from AGN. ... Julie.Banfield@anu.edu.au . ...

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• The High-Z SN Search Description
• THE AUSTRALIAN NATIONAL UNIVERSITY
• Dark Matter in Spiral Galaxies

... 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" . ...

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The Big Bang was not an explosion from a single point, with a center and an edge. ... Each dot represents a "galaxy". Two of the galaxies have a ring of red photons moving out from them. Most of the photons are cosmic microwave background photons that were present since the Big Bang but which have been traveling freely only since 0.0003 Gyr after the Big Bang. ... However, all parts of the Universe started with CMBR photons, not just the two green galaxies. ... FAQ | ...

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• A 20 cm VLA survey of Abell clusters of galaxies
• Arcsecond Positions of UGC Galaxies
• Author Query Results

... Natalya V. Raguzova and Sergei B. Popov . ... We present a compilative catalogue of Be/X-ray binaries and candidates in the Galaxy and in the Large and Small Magellanic Clouds. This catalogue contains 160 sources and provides information on names and spectral types of optical components, distances, on spin characteristics of neutron stars, and on orbital and X-ray properties of binary systems. ... Be/X-Ray Binaries and candidates in the Galaxy . Galactic sources: comments to the Table 1 . ...

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• Discussion and conclusions
• Table 1. Be/X-Ray Binaries and candidates in the Galaxy
• Extragalactic Gravitational Wave Background

... Bad Astronomy . ... Bitesize Astronomy . ... Last week's Snack talked about how black holes can affect the environment around them in such a way as to be very bright . ... It's a common misconception that black holes always have matter swirling into them. ... As this matter gets closer and closer to the black hole it piles up and a large, fairly flat disk forms. This is called the accretion disk , because matter from this disk accretes (that is, falls in) on the black hole. ... 2008 Phil Plait. ...

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• Phil Plait's Bad Astronomy: Q and BA
• Phil Plait's Bad Astronomy: Info
• Phil Plait's Bad Astronomy: Misconceptions: Planet X and Real Science

... We publish 16 Doppler imaging temperature maps for the years 1994-2002 of the active RS CVn star II Peg. ... Through Doppler imaging we want to study the spot evolution of the star and in particular compare this with previous results showing a cyclic spot behaviour and persistent active longitudes. ... The derived temperature maps are quite similar to the ones obtained earlier with a different methods, the main differences occurring in the spot latitudes and relative strength of the spot structures....

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... The ROSAT Bright Survey: II. Catalogue of all high-galactic latitude RASS sources with PSPC countrate CR > 0.2 s -1 . ... 1S We present a summary of an identification program of the more than 2000 X-ray sources detected during the ROSAT All-Sky Survey (Voges et al. 1999) at high galactic latitude, |b| > 30degr , with countrate above 0.2 s -1 . This program, termed the ROSAT Bright Survey RBS, is to more than 99.5% complete. ...

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• Fabry-Perot Interferometer: Gallery Old
• Search for distant radio galaxies in SAO
• Publications

... NB The next 2 columns will only be present if the parameter usecat has been set to true . ... Source parameters such as count-rates, magnitudes and semi-major axes, are given in sub-tables-eg the column CORR_RATE is actually a vector column containing the values for each filter. ... QUALITY FLAGS Each source has an associated ``quality flag''. ... 0 1 Source lies above one or more bad pixels . ... QFLAG The quality flag for each source in each filter obtained from the input source-lists. ...

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• compare_columns utility

. This is a new popup window - close it when you are done . Submitted by Mario Motta M.D. on 02/05/2013 20:06:25 . NGC 3178 . An Arp galaxy, distorted by nearby galaxy (out of field), about 42 Million LY away, and just below, a Hickman group of interacting galaxies 400 million LY away . Logon to post a follow-up comment or review comments from others . Copyright (c) Amateur Telescope Makers of Boston, Inc. About Us Contact Us

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Astronomers at Armagh Observatory and Cardiff University have independently discovered new mechanisms by which micro-organisms may have spread throughout the Galaxy. Scientific papers on the topic by Professor Bill Napier at Armagh, and by Dr Max Wallis and Professor Chandra Wickramasinghe at Cardiff University, will appear simultaneously in the Monthly Notices of the Royal Astronomical Society . ... Cardiff scientists Max Wallis and Chandra Wickramasinghe have identified another delivery route. ...

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• Armagh Observatory
• Stars Beyond Maturity
• Armagh Astropark

... Ciel Espace, le magazine qui vous guide toujours plus loin . ... Ciel Espace, nouvelle formule, c'est . des actualit†йs . ... des pages consacr†йes †а la publication de vos photos Mais c'est aussi une vraie communaut†й avec laquelle partager votre passion et nourrir votre curiosit†й. Accueil †А la une Trous noirs, comment naissent ces monstres . ... Page 12 . ... Trous noirs g†йants : Comment ils naissent au coeur des galaxies . ... Les trous noirs g†йants naissent-ils au sein des galaxies ? ...

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• Un anneau de galaxies naines autour d'AndromГЕde | Ciel et Espace
• Sp†йcial 500 : Vie extraterrestre, Univers, espaceтАж Que va-t-on d†йcouvrir ?
• Le souffle des trous noirs g†йants dompte les galaxies | Ciel et Espace

Constraining the Cosmic Mass Density from the SBF Survey Peculiar Velocities J.P. Blakeslee et al. University of Durham, U.K. The recently completed I-band Surface Brightness Fluctuations (SBF) Survey of Galaxy Distances includes high-quality distance measurements to nearly 300 early-type galaxies within 4000 km/s. We compare the peculiar velocities observed in this survey with those predicted from the galaxy density eld found in ux-limited redshift surveys. ...

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• The history of star formation and mass assembly in early-type galaxies
• Publication List
• Web Links

. Comment on J0318+4151 . No detection: according to global VLBI observations at 5 GHz by Xu, O'Dea & Biretta (1999), the core of this double-tail radio galaxy has a brightness of 13 mJy/beam, too weak for us to be detected. VLBApls home page . Last modified: 16 Oct 2000

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... Courtesy of NASA/ESA Observation data (J2000 epoch) Constellation Right ascension Declination Redshift Distance Type Serpens Caput 15h 17m 14.4s[] +21° 35 08[] 12,740±50 km/s[][1] 600±30 Mly (183±8 Mpc)[1] SA0(r) [citation needed ] [a] Apparent dimensions (V) 0.28 в 0.28[] Apparent magnitude (V) 16.0[] Notable features Ring galaxy Other designations PGC 54559,[] PRC D-51[] See also: Galaxy, List of galaxies Hoag's Object is a non-typical galaxy of the type known as a ring galaxy. ...

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Milky Way X-ray background emission « »: , . ... RXTE , . ... Using near-infrared Galaxy intensity measured with COBE/DIRBE experiment and X-ray data from RXTE and INTEGRAL it was shown that X-ray brightness of the Galactic background emission closely follows its stellar density and can be explained by a cumulative emission of a large number of weak Galactic X-ray sources. ... Map of Galactic background emission in hard X-ray energy band obtained with INTEGRAL observatory. ... 2006, &, 452, 169 ., ...

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• Spectrum-Roentgen-Gamma - The astrophysical Project at IKI RAN

... 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 . ...

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The divisity of galaxies. The galaxies are the giant (to hundred of billions of stars) star systems, where the stars are connected by gravitation laws with each other. ... Ther galaxy NGC 3031 . ... Each spiral galaxy has a core a flat disk where the spiral brancher locate. The stars and interstellar substance of spiral galaxies rotate around the core. ... In normal galaxies, such as our Galaxy, the great brightness of the core is accounted for the high concentration of stars. ...

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• Ainshteine
• tumanandromedate

... Astronomy news . ... NASA's Spitzer Images Out-of-This-World Galaxy . ... It is spiral-shaped like our Milky Way, with long, spindly arms of stars. The "eye" at the center of the galaxy is actually a monstrous black hole surrounded by a ring of stars. In this color-coded infrared view from Spitzer, the area around the invisible black hole is blue and the ring of stars, white. ... The ring around the black hole is bursting with new star formation. ...

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... 321, P L39-L42 (1997). Abstract . ... 321, P L43-L45 (1997). ... 321, P 691-695 (1997). ... 321, P 696-702 (1997). ... 321, P 703-712 (1997). ... 321, P 713-723 (1997). ... 321, P 724-732 (1997). ... 321, P 733-748 (1997). ... 321, P 749-753 (1997). ... 321, P 754-764 (1997). ... The neutral gas content of X-ray bright elliptical galaxies . ... 321, P 765-770 (1997). ... 321, P 771-775 (1997). ... 321, P 776-790 (1997). ... 321, P 791-802 (1997). ... helpdesk@link.springer.de . ...

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• Springer LINK:A&A-EE: Table of Contents Volume 323 Number 3 (1997)
• Springer LINK:A&A-EE: Table of Contents Volume 329 Number 2 (1998)
• Springer LINK:A&A-EE: Table of Contents Volume 330 Number 3 (1998)