... 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. ...

... 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 . ...

June 14-19, 2004 . IAU Symposium 223 "Multi-Wavelength Investigations of Solar Activity" will take place on June 14-19, 2004, St. Petersburg, Russia, hosted by Pulkovo Astronomical Observatory. ... This announcement also contains information on visa applications and financial support.The abstract, registration and financial support forms are found on the meeting Web site at http://sun.stanford.edu/IAUS223 . ... Deadline for Financial Support Applications (including abstracts) . ... Abstract Form . ...

... 2 April 1999 . The Nobeyama Radioheliograph data show that in the microwave range, besides large-scale trans-equatorial chains (see, e.g., the May 11-15, 1993 and November 1-4, 1993 events), there are also many examples displaying large and strongly evolving "longitudinal" or "internal" chains connecting remote active regions inside an active zone in one (northern or southern) hemisphere (the August 20-September 3, 1998 event). ... Last update: 2 April 1999 . ...

Home: 80-1-346, Kashirskoye shosse, 115569 Moscow Russia . ... Department of Mathematics February 1996 -- present Senior Researcher Institute for System Research Russian Academy of Sciences Moscow , Russia February -- May 1994, Visiting Researcher April -- July 1996 MPIM - Bonn, Germany November 1990 -- January 1996 Leading Researcher Institute of New Technologies Moscow , Russia September 1991 -- present Professor Higher College of Mathematics Independent University ...

... You will need a formal letter of invitation to get Russian visa and we will provide it to you. ... First, we will need a copy of first two pages of your passport. The best way to do it is to find a scaner, open the passport, put it on the scaner, scan it with 300 dpi resolution in grayscale mode, save as JPEG file and then send the file to ysc@bmstu.ru and please send a copy to coordinator Irina Yurovskikh yurovskikh.i@mail.ru . ...

This Directory contains mean hourly, mean daily and mean monthly values of cosmic ray intensity recorded by World Network NM stations to the end of 2011. ... CD is created in WDC for STP, Moscow and IZMIRAN. ... This directiry contains catalogue Corrected for pressure and verificated data in WDC for STP, Moscow . This directiry contains catalogue Corrected only for pressure but Original data in WDC for STP, Moscow . ... 20 May - 22 July 1972, M., 1975 6. 27 March - 22 July 1972, M., 1975 7. ...

... Registration form . ... Institute of Applied Astronomy of the Russian Academy of Sciences invites you to participate in the all-Russian scientific conference "Asteroid-Comet Hazard-2005" which will be held 3-7 October 2005 in St. Petersburg. ... Batrakov Yu.V. Institute of Applied Astronomy of RAS, St.Petersburg . ... Institute of Applied Astronomy of RAS . ... Finkelstein A.M. Institute of Applied Astronomy of RAS, St.Petersburg . ... Institute of Applied Astronomy of RAS, St.Petersburg . ...

RADIOASTROPHYSICAL DEPARTMENT • INSTITUTE OF SOLAR-TERRESTRIAL PHYSICS RAS SB . ... SSRT - Possibilities of observing . ... Investigations of the SSRT 5.7 GHz radio maps in conjunction with images obtained in other emission ranges, suggested the following conclsions: . ... Solar images obtained in line H a ;(on the left, 16:11 UT, Big Bear observatory) and in the microwave emission (on the right, 04:04 UT, SSRT) 4 march 1997 . ...

... Session 1 - Stars, star formation, stellar populations and planets . 9.20 10.00 . ... HST Spectroscopy of the Hottest White Dwarfs . ... Coffee break . ... Lunch break . ... A (long) look at neutron stars with HST . ... Session 2 - Nearby galaxies, bulges, spheroids, galaxy formation . ... New HST/ACS Insights into the Evolution of Star-Forming Dwarf Galaxies with Extreme Properties of Cosmological Relevance . ... Deriving properties of Lyman-break galaxies at z~3-5 using HST/VLT/Spitzer data . ...

Statistics of sunspot activity . The sunspot indices . ... NGDC's observations . The solar regions . ... Average annual indices . ... April . ... April, 2013 . Visual indices of solar activity by National Geophysical Data Center . ... Average . ...

Microsymposium 40, abstract 56, 2004 (A4 format) AUTOMATIC COMPILING OF HYPSOMETRIC MAP OF A PART OF THE 1 VENUSIAN SURFACE. ... The main principles applied in compiling the map such as the scale of the heights, types of prints and using of pictures of surface shall be apply in the compiling of the Hypsometric Map of Hemispheres of Venus in future. We consider that contours are the necessary features for hypsometric maps because allow to make measurement more accurate. ... Moscow., ...

... Sternberg Astronomical Institute , Moscow University . ... Present edition unites two parts of Catalogue of interacting galaxies by B.A.Vorontsov-Velyaminov: the first part (Part 1) containing 355 systems was published in 1959 [1] and the second one (Part 2) with 497 objects - in 1976 [2].Thus two published parts of Catalogue include 852 interacting systems. ... All new of them (1162 by number) were taken from the comments to the galaxies in Morphological catalogue by Vorontsov-Velyaminov et al.[ ...

... supernova images . Supernova Search and . ... How to report a supernova discovery . ... General Supernova information When you are looking for information on the latest Supernovae, the first place to look (Besides the Bright Supernovae page ) is the Recent IAU Circulars page, Recent CBET Circulars and IAU 's List of Recent Supernovae and List of All Supernovae , as well as the Headlines page web page. ... Arcturus Observatory SN images . ... Joseph Brimacombe's supernova images New 2009/12/17 . ...

... Catalog . Publications . ... Koposov, S., Glushkova, E., Zolotukhin, I. 2008: Automated search for Galactic star clusters in large multiband surveys. ... BibTeX entry ] . ... Glushkova, E.V., Zabolotskikh, M.V., Koposov, S.E., Spiridonova, O.I, Vlasyuk, V.V., Rastorguev, A. S. 2010: Photometry of the poorly studied galactic open star clusters King 13, King 18, King 19, King 20, NGC 136, and NGC 7245 , Astronomy Letters, 36, 75 . ...

... SMIS ] . PROJECT "FOREST FIRES 96" . ... Moscow . ... Vologda (east part) . ... Komi (north part) . ... Komi (south part) . ... Ural (north part) . ... Ural (south part) . ... Tyumen (north part) . ... Tyumen (south part) . ... Irkutsk . ... Krasnoyarsk (north part) . ... Krasnoyarsk (south part) . ... Irkutsk region (north part) . ... Irkutsk region (west part) . ... Irkutsk region (east part) . ... Chita (north part) . ... Khabarovsk (north part) . ... Sakhalin (north part) . ...

Welcome to K -corrections calculator, simple service allowing one to determine K -corrections of a galaxy, given its redshift and one or more colours. ... K -correction in choose filter.. ... Redshift . Colour choose colour.. Colour value . Calculator . ... calculate spectral energy distributions , K-corrections calculator , GALEX FUV NUV , UKIDSS YJHK , K-corrections of galaxies , spectral based k-corrections , SDSS filter set K-corrections , K correction code IDL , kcorrect IDL C , . ...

... InformChaos Lab took part in CeBIT-2015 (Hannover, Germany) with "Active Ultra Wideband Wireless Networks". ... Lev Kuzmin received Dr.Sci. degree for his thesis "Wireless information transmission over UWB chaotic carrier" from IRE RAS. ... Artem Nikishov received Ph.D. degree from the Moscow Institute of Physics and Technology for the thesis "Generation of microwave chaotic oscillations in self-oscillating systems with several active elements". ... Our Products page is renewed. ... News | ...

Stellarium 0.12.3 . ... Classes . ... EmptySphericalRegion Class Reference . virtual SphericalRegionType љ . getType () const . ... Return the area of the region in steradians. ... virtual boolљ . ... Public Member Functions inherited from SphericalRegion . ... virtual SphericalRegionP љ . ... virtual const QVector< Vec3d > &љ . ... updateFillVertexBuffer (class StelRenderer *renderer, const DrawParams &params, bool handleDiscontinuity) . ... virtual bool EmptySphericalRegion::isEmpty . ...

... DESCRIPTION General Catalog of Variable Stars (GCVS database) . ... Kholopov P.N., Samus N.N., Durlevich O.V., Kazarovets E.V., Kireeva N.N., Tsvetkova T.M., 1990, General Catalogue of Variable Stars, 4rd ed., vol.IV, Nauka, Moscow. Kholopov P.N., Samus N.N., Durlevich O.V., Kazarovets E.V., Kireeva N.N., Tsvetkova T.M., 1992, General Catalogue of Variable Stars, 4rd ed., vol.IV, Bull. ... Kazarovets E.V., Durlevich O.V. Editor-in-Chief Samus N.N., 1998, New Catalogue of Suspected Variable Stars. ...