... 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. ...

... 1.08.2002 . ... Now rotating behind the Sun's visible edge, these groups followed close on the heels of another enormous sunspot group which appeared in mid July. ... While individual sunspots are not numbered or cataloged, groups of sunspots, designated solar active regions, are given consecutive numbers as they appear on the visible solar disk . ... Publications with keywords: Sun - sunspot - active region . Publications with words: Sun - sunspot - active region . ... Sunspots and Silhouettes . ...

... Science . ... Science Users Information > Science Publications > Science Announcements > Clustering Measurements of Active Galactic Nuclei . ... Observing Facilities . ... ESO Data . ... Galaxies and active galactic nuclei (AGN) are not randomly distributed in the Universe. ... This ESO workshop, which will be the first ever dedicated workshop on AGN clustering, aims to summarise our current understanding of AGN clustering and how the community should prepare for upcoming data sets and challenges. ...

... Pre-university education . ... Samara region . SSAU History . SSAU roadmap . ... Samara State Aerospace University (SSAU) will take an active part in the work of space activities of the United Nations organization (UNO). ... The road map shape on inclusion of Samara University into implementation of the UN Program on Space Applications was outlined at the roundtable discussion with the University teachers and specialists and at the meeting with SSAU Rector Yevgeniy Shakhmatov. ...

... Sun images . ... Sun flares . ... Active areas . September : 2009 . ... No sunspots and sunspot groups can be currently observed on the Sun's surface . The following H-alpha plages without spots can be currently observed on the Sun's surface . ... Coordinates . ... Coordinates and other characteristics of active regions are issued for September 09, 2009 00:31 UT . Last updated: September 10, 2009 00:00 UT . ... 7(499)132-65-96, Fax: +7(499)132-65-97 . ...

... Ciel Espace, le magazine qui vous guide toujours plus loin . ... 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 La com†иte Chury toujours active . ... Cette photo prise le 1 er mars 2016, †а seulement 26,7 km de distance, met en †йvidence un beau jet de mati†иre qui s'†йchappe en bordure des r†йgions Imhotep et Bes, sur le lobe de l'h†йmisph†иre Sud de la com†иte. ... Etat du ciel ...

... Not the culmination of ancient prophecy, but none the less mystical, Earth's small Moon will begin a slow slide past the enormous Sun. ... The dark, inner part of the Moon's shadow, the umbra, will strike the Earth first in Iran and trace a smooth curve across Afghanistan and Pakistan, down and through northern India. ... Please submit your completed report by Nov. 30, 1995 by email to 0002032694@mcimail.com or regular mail to John Isles, Attn: Guest Observer, 1016 Westfield Drive, Jackson, Mich. ...

Black holes . ... Black holes are objects for which the gravitational attraction is so strong that nothing, not even light, can escape from it. ... The material inside a black hole is concentrated into a singularity: a single point of infinitely high density where space and time are infinitely distorted. ... The existence of such black holes has been inferred in cases where the black hole pulls gas of a companion star that orbits around it. ... Gravity's Fatal Atraction: Black Holes in The Universe. ...

... 2006 December 4 . Movie: The Active Sun . Credit: Solar Optical Telescope, Hinode Satellite , JAXA . ... Near the horizon, active regions around a sunspot eject hot plasma along the magnetic field lines that connect the sunspot to surrounding regions in the solar atmosphere . ... This frame from the movie is in representative color and covers a solar region of about 8,000 kilometers. ... About APOD | ... NASA Web Site Statements, Warnings, and Disclaimers . ...

... Towards a Truly Unified Model of AGN . ... The Unified Model holds that the aspect-dependent effects primarily determine the nature of the active galactic nucleus that we observe. ... The full postscript file can be obtained here: . The PASA Latex file can be obtained here: . The postscript file of Fig 1 can be obtained here: . ...

. Language [RU/EN] Search: . Home . UP . Research . Projects . Services . Info . News . Events . Personal . Archive . Ionosphere and radiowave propagation: structure . The main page . Information . Publications: . 2011 - 2015 . 2009 - 2010 . 2007 - 2008 . 2005 - 2006 . 2000 - 2004 . 1995 - 1999 . Participation in International symposiums and conferences: . 2013 - 2015 . 2011 - 2012 . 2009 - 2010 . 2007 - 2008 . 2005 - 2006 . 2002 - 2004 . N.V. Pushkov . 09/04/2016 23:52 MSK . webmaster@izmiran.ru .

This page shows which observing modes are available with which correlator and gives a brief description of the observing modes.. available; . ... WAPP . ... ALFA . ... Calibration mode that scans 4 times across the calibrator, forming a spider shape. ... Calibration mode that scans twice across the calibrator, forming a cross shape. ... This is the standard spectral-line single-pixel observing mode. ... A Calibration mode used by the Galactic ALFA surveys to calibration the G-ALFA HI Spectrometer. ...

RADIOASTROPHYSICAL DEPARTMENT • INSTITUTE OF SOLAR-TERRESTRIAL PHYSICS RAS SB . Research results on fast active processes General information Main characteristics of the Radio telescope Observing programs General view of the antenna array Main research areas Principle of generation of radio images Radio telescope's beam Receiving systems Main characteristics of the base receiving-recording complex Calibrations Data archive and databases ... Distribution of the recorded spikes in duration . ...

. Home . News . Gallery . Events . Twitter . Press Releases . Links . Contact Us . Calendar . Press & Web Coverage . Previous . Next . List . Deirdre Kelleghan kept observing the Sun and she sent us a new wonderful drawing: "Active Region 10999, June 20th 2008 13:45 UT; PST 40/8mmTVP eyepiece/50X upscaled by eye; soft pastels and graphite on black paper". Thank you, Deirdre! . Tuesday, 24 June 2008 01:52 . International Year of Astronomy, Ireland National Node . [Back To Top] .

... Tonight's Sky . ... The Magazine . ... Observing . ... Magazine . ... Gravitational wave search provides insights into galaxy evolution and mergers . ... The double star 54 Leonis, spiral galaxy NGC 3198, and emission nebula NGC 3199 . ... Open cluster NGC 2818, spiral galaxy NGC 2964, and spiral galaxy NGC 2976 . ... Astronomy for Kids . ... active galactic nuclei . ... Receive news, sky-event information, observing tips, and more from Astronomy's weekly email newsletter. ... Astronomy Magazine . ...

... RATAN-600 data for the BL Lacertae objects (multi-frequency catalogue, Version 1.0) . GPS radio sources . ... BL Lacertae objects . ... The difference between these objects is the peak frequency of the synchrotron component of their spectral energy distribution (HBLs: high-energy peak, LBLs: low-energy peak, IBLs: intermediate). ... The observations were carried out with the RATAN-600 radio telescope during 2006-2011 at six frequencies: 1.1, 2.3, 4.8, 7.7, 11.2 and 21.7 GHz. ...

... 1994: . As a result of comparing the spectra of active solar regions from the observations with high spatial resolution in the microwave range at the RATAN-600 (the S-component) with a flare component observed at meter wavelengths on the VLA (USA) we revealed the presence of a strong and prolonged noise storm exactly where a weak decaying active region (with the presence of powerful active regions in the disk) is located. ... Archive . ...

... May 15, 1998 . TRACE and the Active Sun . Credit: Courtesy CFA , TRACE Team , NASA . ... It shows graceful arcs of intensely hot gas suspended in powerful looping magnetic fields which soar above a solar active region. ... By operating the TRACE instruments during the Sun's increasingly active phase, scientists hope to explore the connections between complex solar magnetic fields and potentially hazardous solar eruptions. ... About APOD > . ... NASA Technical Rep.: ...

... 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 . ...

... Search Authors: . ... Tokhchukova S., Bogod V., Detection of the long-term microwave "darkening" before the July 14, 2000 flare //Solar Physics, 212/1, pp. ... A.Nindos , C.E. Alissandrakis, G.B. Gelfreikh, V. N. Borovik, A.N. Korzhavin and V.M. Bogod Two-dimensional mapping of the sun with the RATAN-600 // Solar Physics l65: 41 - 59, 1996. ... О. Н. Шиврис Работа радиотелескопа РАТАН-600 с плоским отражателем Изв.САО 1980, 12, с.134-140. ... List of selected publications Bogod V.M . ...