... 2008 August 22 . Active Galaxy NGC 1275 . Credit: NASA , ESA , Hubble Heritage ( STScI / AURA ); . ... Explanation: Active galaxy NGC 1275 is the central, dominant member of the large and relatively nearby Perseus Cluster of Galaxies . ... This stunning visible light image from the Hubble Space Telescope shows galactic debris and filaments of glowing gas, some up to 20,000 light-years long. ... What keeps the filaments together? ... About APOD | ... A service of: ASD at NASA / GSFC . ...

... Credit Copyright: Data - Hubble Legacy Archive , ESA , NASA ; Processing - Al Kelly Explanation: Active galaxy NGC 1275 is the central, dominant member of the large and relatively nearby Perseus Cluster of Galaxies . ... Publications with keywords: Perseus cluster - active galaxy - magnetic field - X-ray - radio - multiwavelength . Publications with words: Perseus cluster - active galaxy - magnetic field - X-ray - radio - multiwavelength . ... Nearby Spiral Galaxy NGC 4945 . ...

... ATNF Home . About ATNF . ... About ATNF overview . ... Governance overview . Australia Telescope Steering Committee . ... Australia Telescope User Committee . ... Our people overview . ... Parkes radio telescope . ... Visiting Parkes radio telescope . ... Parkes radio telescope webcam . ... Orientation and Evolutionary Effects in Active Galactic Nuclei . ... In this invited review, I present observational results of Active Galactic Nuclei that my colleagues and I have recently obtained. ...

... The highest redshift X-ray jet discovered . by Chandra in GB 1428+4217 at z = 4.72 . X-ray jet discovered by Chandra . ... Science Papers on ADS . ... Chandra Press Release . The paper describing the details nas been published in ApJ and it is available also on astro-ph Feb. ... The jet paper published in ApJ Letters is available on astro-ph Oct. ... ApJ Letters paper available on astro-ph: Paper 2003 Feb. ... ApJ papers available on astro-ph: Paper 1, 2002 and Paper 2, 2007 . ...

Date: Thu, 12 Apr 2007 18:15:45 +0200 (MEST) From: Alessandro Marconi <marconi@arcetri.astro.it> To: boch@sai.msu.ru Subject: Summer school on AGNs and VLTI Dear Colleague, here is the first announcement and call for applications for a VLTI summer school on "Active Galactic Nuclei at the highest angular resolution: theory and   observations". ... It is supported by 15 EU member states, including new member states, and thus integrates the entire European optical interferometry community. ...

Semiconductor Home > Products > Mixed Signal and Analog > CCD IMAGERS Family > . TC217, 1158- X 488-PIXEL CCD IMAGE SENSOR . Device Status: Active . ... The TC217 is a frame-transfer charge-coupled-device (CCD) image sensor with two field memories. ... Each line is configured into 1158 pixels with 1134 active and 24 for dark reference. ... CCD IMAGE SENSORS AND ANALOG-TO-DIGITAL CONVERSION (63 KB) (Abstract) . INTERLACE OPERATION IN TI VIRTUAL-PHASE CCD IMAGE SENSORS (29 KB) (Abstract) . ...

... 9) Oknyanskij V.L. 1994, "Optical-radio time delays in Q0957+561", Odessa Astronomical Publ., ... 11) Oknyanskij V.L. 1994, "Connection between X-ray and optical variability in NGC4151", in Proceedings of Int. Conf. ... 1994. 12) Oknyanskij V.L. 1994, "Connection between X-ray and optical variability in NGC4151", Astrophys. and Space Science, 222, p.157. ... 14) Oknyanskij V.L., van Groningen E., 1997, "Optical spectral variability of NGC4151 in 1990", Astronomical and Astrophys. ...

We present Spitzer 3.6-160 О?m images, Spitzer mid-infrared spectra, and JCMT SCUBA 850 О?m images of the Sombrero Galaxy (NGC 4594), an Sa galaxy with a 109 Msolar low-luminosity active galactic nucleus (AGN). The brightest infrared sources in the galaxy are the nucleus and the dust ring. ...

... Telescopes . ... 1995: . ... This sample proved to be the deepest one of all the analogous samples by the highest redshift estimates. ... More than 70% of dwarf galaxies from the sample were resolved into stars. ... Based on the results of optical and radio observations of a sample of 100 blue dwarf compact galaxies with the telescopes in the SAO RAS, France and USA the estimates of a total dynamic mass and the ratio of dark halo mass to the mass of the whole luminous matter were obtained. ...

... Most Important Journals . Less Popular Astronomical Journals . Physics . Space, Selectial mechanics, .. Russian Journals . ... Astrophysics & Astronomy . ... Astronomical Journal . ... New Astronomy . ... Publications of the Astronomical Society of the Pacific . ... STScI News . Space Telescope Insitute Newsletter . ... Journal of Astronomical Data . ... Journal of High-Energy Physics (mirror in CERN ) [astro, grav, hi-energy .. ... Journal of Experimental and Theoretical Physics . ...

... ESO Science Newsletter July 2014 . ... This newsletter is a summary of recent ESO Science Announcement items. Follow the links or visit ESO Science Announcements to read more. ... Upcoming ESO or ESO-Related Workshops . Clustering Measurements of Active Galactic Nuclei . ... This ESO workshop, which will be the first ever dedicated workshop to AGN clustering, aims to summarize our current understanding of AGN clustering and how the community should prepare for upcoming datasets and challenges. ...

The Arcetri Spectral Code for thin plasmas . E.Landi M.Landini 1998, A , 133, 1 . CHIANTI - an atomic database for emission lines. ... E.Landi, M.Landini K.P.Dere, P.R.Young, H.E.Mason, 1999, A , in press . ... E.Landi M.Landini, 1998, A , 340, 265 . ... E.Landi, G.Del Zanna, E.R.Breeveld, M.Landini, B.J.I.Bromage, C.D.Pike, 1998, A , in press . ... M.Landini, A.Brkovic, E.Landi, I.Ruedi, S.Solanki, 1998, Sp.Sci.Rev., in press . ... E.Landi, H.E.Mason, M.Landini, 1998, Sp.Sci.Rev., in press . ...

... Dept. for Physics of Stars&Galaxies . Dept. for Space Plasma Physics . Dept. for Physics of Minor Celestial Bodies . Dept. for Physics of Planetary Systems . Dept. for Solar Physics . Department for Atmospheric Optics . ... Kinematics&Physics.. ... 2016,MNRAS, Vol.455 ,is.1,p.357-369. ... 2016,MNRAS, Vol.456 ,is.1,p.181-191. ... 2016,ApJ, Vol.816 ,is.1,p.3. ... Applied Optics . ... Solar Physics . ... All Pages . ... N1-12 . ... microfish . ... Applied Spectroscopy (microfishes) . ...

... 13th European VLBI Network Symposium . and Users Meeting . on September 20-23, 2016. ... 13th European VLBI Network Symposium and Users Meeting on September 20-23, 2016. ... Year book "Ephemerides of Minor Planets for 2016" on-line . ...

... Radio astronomers at Arecibo Observatory observe a wide variety of phenomena in the Milky Way and in other galaxies. ... Some REU projects are carried out on pre-existing data, and others rely on obtaining new data. ... Deriving a new shape model from existing radar images has been a popular student project in past years, and there are data sets that could be used for this. We are collecting thermal infrared emission data for many of the near-Earth asteroids that are also observed with radar. ...

... 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 . ...

... REGISTRATION . ... 119991, Leninski prospekt 53, Moscow, Russia . ... From radio to gamma rays results from space and ground based solar observatories . ... The Sun with high temporal and spatial resolution new look from SDO . ... Towards the Sun: InterHelioProbe, Solar Orbiter, PROBA-3, Solar Probe + . ... The Sun as a star: solar cycle and space weather . ... Head: E. DeLuca (SAO, USA), V. Kuznetsov (IZMIRAN, Russia) . ... June 1, 2011 (Wen) . ... Online publication of the workshop's program . ...

M1 image More About M1 Nice Color Picture . ... M16 image More About M16 HST image . ... M31 image More About M31 Nice Color Picture . ... M42 image ; M43 image More About M42/43 Nice Color CCD Picture . M51 image More About M51 Color Image of M51 M51 Supernova . M57 image More About M57 Nice Color CCD Picture Very Deep M57 Image . ... M81 image More About M81 M81 Supernova Ultraviolet Image of M81 More about Ultraviolet Imaging . M82 image More About M82 M82 False Color M82 True Color . ...

... Reconstruction of peculiar velocities of galaxies from large-scale redshift catalogues provides an exemplary application of optimal transport. ... U Frisch, S. Matarrese, R. Mohayaee, A. Sobolevsky, A reconstruction of the initial conditions of the Universe by optimal mass transportation , Nature, 417 (2002) 260-262 ( arXiv:astro-ph/0109483 ) . ... R. Mohayaee, A. Sobolevskii, The Monge Amp re Kantorovich approach to reconstruction in cosmology , Physica D (2008) accepted ( arXiv:0712.2561 ) . ...

... DLTS . ... Deep Level Transient Spectroscopy ( DLTS ) is a unique and powerful tool for the study of electrically active defects (known as traps) in semiconductors. DLTS can be used in one of two modes of operation; with Schottky diodes or with p-n junctions. ... The capacitance transient is measured as a function of temperature (usually in the range from liquid nitrogen temperature to room temperature 300K or above). ...