Open Systems Handbook: A Guide to Building Open Systems . ... This book is designed to provide interested individuals and organizations with an overview of open systems and the work being done to achieve them. ... This section is organized using a descriptive model of an open systems environment developed by the IEEE PI 003.0 Working Group, which is developing the Guide to POSIX-based Open System Architecture. ... Standards for open systems 13 . Chapter 3: The open systems environment (OSE) 15 . ...

... The main motivation of the AstroComp project is to construct a portal, which allows to set up a repository of computational codes and common databases, making them available and enjoyable, with a user-friendly graphical web interface, to the international community. ... the ATD treecode, a parallel tree-code for the simulation of the dynamics of self-gravitating systems (Miocchi & Capuzzo Dolcetta 2002); . ... Figure 2: The 2-D plot page available from the AstroComp portal. ...

The database contains references to the papers, data files and links to the Internet resources related to measurements and calculations of the optical constants in the wavelength interval from X-rays to radio domain. ... References to some useful books and reviews on the subject (e.g. the classical handbooks edited by E.D.Palik) and links to Internet collections of optical constants and personal WWW pages with related software were also placed in the database. You have arrived at our welcome page. ...

... VLT: A New Largest Optical Telescope . ... 1.09.1996 . ... Credit: European Southern Observatory Explanation: What is the largest telescope in the world? ... But an even larger optical telescope is being built. ... The first of these telescopes should be completed in 1997, and all four should be completed and working together sometime in the year 2000. ... September 1996 . ... Publications with keywords: optical - VLT - telescope . Publications with words: optical - VLT - telescope . ...

Status of the RadioAstron project development . The engineering model of the Space Radio Telescope (SRT) was assembled in Lavochkin Association (LA) in the configuration consisting of 10-m parabolic radio astronomical antenna made of carbon-fiber, F ocal and Device cabins of the scientific payload and on-board and ground complex of high data rate up-down radio link (VIRK). ... Then,radio astronomical tests were conducted using real radio sources. ... Space Radio Telescope . ... Data Processing . ...

... Behemoth black hole found in an unlikely place . ... black holes . ... Distance measurement is key to producing first "complete description" of a black hole . ... For the first time, astronomers have produced a complete description of a black hole, a concentration of mass so dense that not even light can escape its powerful gravitational pull. ... That movement, the scientists said, is too slow for the black hole to have been produced by a supernova explosion. ...

SLR Observations at the Quasar Network Stations I.Gayazov, V.Mitryaev, S.Smolentsev, I.Rahimov, A.Diyakov, V.Shpilevski, V.Pshenkin, Ya.Rets Institute of Applied Astronomy, Saint Petersburg, Russia WPLTN-2012 September 24 - 28, 2012 Saint Petersburg SLR systems installation at the Quasar observatories Observatory Zelenchukskaya Badary Stage Dome building System installation Testing Dome building System installation Testing Dome building ...

Our School Observatory: . N56.2/E94.6 deg. and ~200m above sea level) . Our small observatory is located near Zelenogorsk (Siberia), in 170 kms to east from Krasnoyarsk - our regional main city. It includes a tower with a rotary dome (D=3.5m) on a roof of one of buildings. ... Our basic instrument is homemade D=150mm & F=695mm Newtonian ref