... The main topics of the Conference were: 1. ... Asteroid-comet hazard (origin and dynamic evolution of objects approaching the Earth, observations, physical properties, cataloguing, data bases, estimation of collision probability with the Earth and other bodies). ... 5) In this connection the problem of concluding the international political agreement within the frames of UN about common active counteractions to the bodies on the orbits leading to collisions with the Earth is urgent. ...

... A New View of the Solar Corona . Dr Leon Golub . Thursday, Apr 11, 2013 at 8:00 PM . ... The technique of using short-wavelength multilayer coatings to allow mirrors to reflect EUV wavelengths at normal incidence has led to significant improvements in spatial and spectral resolution of astronomical telescopes. ... 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. ...

... The observed distributions of stars of different ages and metallisities in the Z coordinate relative to Sun: (a) young ( t 3 Gyr) metall-rich ( [Fe/H] -0.13 ) stars; (b) young metal-poor ( [Fe/H]<-0.13 ) stars; (c) old ( 3 Gyr) metal-rich stars, and (d) old metal-poor stars. ... next figure | previous figure . ...

Past Maria and Eric Muhlmann Award recipients . ... The Maria and Eric Muhlmann Award of the ASP is given annually for recent significant observational results made possible by innovative advances in astronomical instrumentation, software, or observational infrastructure. ... Nominations . ... Letters of nomination must be received in the office of the Astronomical Society of the Pacific on or before 1 January of 2013 . ... The Award . ... Submitting Nominations . ... Maria and Eric Muhlmann Award . ...

The efficiency of interaction of radiation with a particle and hence its optical properties depend on the particle chemical composition, size, shape, structure, etc. ... Particle size expressed in units of the wavelength of incident radiation, together with chemical composition, most strongly affects the optical properties of a scatterer. ... There are many methods to solve the light-scattering problem for a homogeneous spheroid (our survey of the light-scattering methods see here ). ...

... SOHO s Uninterrupted View of the Sun . 1.12.2005 . ... Sculpted by stellar winds and radiation, a magnificent interstellar dust cloud by chance has assumed this recognizable shape. ... Seen towards the constellation Taurus it covers nearly 3 degrees (6 full moons) on the sky corresponding to a width of 150 light-years at the stellar debris cloud's estimated distance of 3,000 light-years. ... A prominent example occurs on the left of the above image of the rich cluster of galaxies Abell 1185. ...

The basic characteristics of the instrument are set by the aperture, focal length and resolution of the image forming lens, the dispersion of the spectrometer, and the sensitivity of the detector. ... The lens is internally focused, and maintains acceptable focus (2 pixels in the detector plane) over a typical spectral coverage of one grating setting. ... along the spatial dimension of a 25mm square detector in the final spectral image plane the 400mm lens is 3.2њ. ... Diffraction grating . ...

... 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 . ...

Microsymposium 40, abstract 28, 2004 (A4 format) HIGH PURITY GE GAMMA-RAY SPECTROMETER ON JAPANESE LUNAR POLAR ORBITER SELENE. ... GRS consists of three parts; gamma-ray detector (GRD), compressor driver unit (CDU) and gammaray and particle electronics (GPE). ... It is retained at ~80K, by means of a mechanical cryostat. ... The asymmetric shape makes it efficient to veto gamma-rays from the SELENE vehicle and leakage photons from the Ge detector, as well as to avoid charged particles. ...

Title: Structural evolution in elliptical galaxies: the age-shape relation . Authors: Barbara S. Ryden (Ohio State U.), Duncan A. Forbes (Swinburne U.), A. I. Terlevich (U. Birmingham) . Comments: 8 pages, 4 figures, accepted by MNRAS . ... Title: The radio-loudness dichotomy: environment or black-hole mass? ... Title: The REX survey: a search for Radio Emitting X-ray sources . ... The URL for this page is: http://xxx.itep.ru/find/astro-ph/1/dichotomy/0/1/0/past,all/7/0 www-admin@xxx.lanl.gov ...

Rocket R-1 . ... Launch mass, kg . ... On April 14 1948 the Government Decree has been enacted on the development of the first rocket to be made of domestic materials and derived from missile A-4 (FAU-2). The rocket was designated as R-1 including its ground support equipment. ... Launch site . ... During pre-launch processing of rocket R-1, the processing operations and equipment were little different from those used to process rocket A-4. ... Official WEB-site of S.P.Korolev RSC Energia . ...

The Sun 13 Observational possibilities of RATAN-600 and some problems of solar activity V. Bogod, V. Garaimov, N. Komar, L. Opeikina Special astrophysical observatory, Karachaevo-Cherkessia, Russia Introduction RATAN-600 Special Astrophysics Observatory, Zelenchuk, Russia is one of a few regular working instrument in the world which give the daily spectral information on solar radio emission in the centimeter and decimeter wavelengths. ... Solar astrophysical problems 1. ... Polar zone activity. ...

... MASTER Net is 56 square degrees per 1 exposition . ... 06 Dec 2015: GRB 151205B: MASTER-NET early optical observations GCN18665 . ... 18 Nov 2015: GRB 151118A: MASTER-NET optical observations GCN18613 . ... 12 Nov 2015: GRB 151112A: MASTER-NET optical limit GCN18591 . ... 07 Nov 2015: GRB 151107A: MASTER-NET optical observations GCN18565 . ... 31 Oct 2015: Five OTs detected by Global Robotic MASTER Net ATel8232 . ... 02 Oct 2015: GRB 151001B: MASTER-NET early optical observations GCN18380 . ...

... SUN MOON MERCURY VENUS MARS, JUPITER SATURN . ... Moon . ... Moon Maps . ... The Lunar Reconnaissance Orbiter camera team releases high-resolution global topographic map of the Moon . ... The science team that oversees the imaging system onboard NASAт??s Lunar Reconnaissance Orbiter (LRO) has released the highest resolution near-global topographic map of the Moon ever created. ... Only registered members of Astronomy.com are allowed to comment on this article. ...

... I. Сведения из коммутативной алгебры. ... Нетеровы кольца, спектр кольца, носитель модуля. ... Локализация: определение, спектр локализации кольца, точность функтора локализации, локальность свойства точности последовательности, локализация Hom'ов. ... Определение и оценки в коротких ТП. ... ВЕ] D. Buchsbaum, D. Eisenbud. ... J. Algebra 1973, v.25 N.2, p. 259-268. ... Algebra structures for finite free resolutions, and some structure theorems for ideals of codimension 3. ... Finite free resolutions....

Stellarium 0.12.3 . ... Classes . ... FileљStructure . ClassљList . ClassљIndex . ClassљHierarchy . ... TuiNodeResponse Struct Reference . A TuiNodeResponse contains a flag, "accepted" if a keystroke was accepted And a link to a node, should the key action have prompted a change in the current node used by the menu system. More... #include < TuiNode.hpp > . ... Definition at line 30 of file TuiNode.hpp . The documentation for this struct was generated from the following file: . ...

... There are preliminary series of photometric and radio spectral observations of the above-mentioned stars, archival data on the light curves of the stars, results of the search for OH and H 2 O maser emission in IRAS point sources that possess the IR parameters similar to Miras. ... The aim is a detailed study of the maser emission variability. ... In 1996-1997, astronomical observations of Mira Ceti-type stars (miras) were carried out in three spectral ranges: optical, infrared, and radio. ...

... ОБ ОТДЕЛЕ . ... Cеминар теоретического отдела АКЦ ФИАН . ... Новости со школы 'Струны и дуальность' . ... Председатель д.ф.-м.н. В.Н.Лукаш. Секретарь к.ф.-м.н. Е.В.Михеева ( helen@lukash.asc.rssi.ru ), . ... Пропуска заказывать у секретаря АКЦ Страут Людмилы Георгиевны по телефону 333-25-12 до 12 часов предыдущего дня, для прохода в ИКИ при себе иметь паспорт. Новости . ...

... This book uses many authentic sources such as factual texts, newspaper articles, features and TV schedules, instruction manuals, everyday signs, stories, quizzes, emails and diary entries. ... Чернила для принтера HP HP Photosmart 425. цвета: Cyan, Magenta, Yellow, Black, емкость баночек - по 100 мл. ...

ATM Forum Message . Forums: . ... Post . ... Resolution . Forum List | ... Post Message | ... Posted by Rick Crockett on April 25, 2007 08:46:54 UTC . ... resolution - aschilli - April 30, 2007 - 00:08 UTC . Indoor resolution - rick_crockett - June 2, 2007 - 07:04 UTC . ... www.astronomy.net . About Astronomy Net | Advertise on Astronomy Net | ... Forum posts are Copyright their authors as specified in the heading above the post. "dbHTML," "AstroGuide," "ASTRONOMY.NET" & "VA.NET" . ...