... Dark Energy and Cosmic Sound . ... Sound waves propagating through the plasma of the Universe only 400,000 years after the Big Bang now offer some of our most precise measures of the composition and history of the Universe. ... He will give an overview of the cosmological role of the sound waves and our observational program then describe what the results tell us about the shape of the Universe and the evolution of dark energy. ... Copyright (c) Amateur Telescope Makers of Boston, Inc. ...

... The source exhibits a mas-scale structure which, according to the USNO multi-epoch monitoring at 2.3 and 8.4 GHz over the period from 1994 July through 1998 April, undergoes considerable changes in the brightness distribution and positions of the major structural features. Our image is qualitatively consistent with the structural pattern of the source. ... We note a difference of ~90 in position angles of secondary components in our image and the 5 GHz VLBI image by Shen et al. 1998). ...

... 18941904; Bespalov P.A. Effective saturation of absorption in a plasma magnetospheric maser. In book: Nonlinear Space Plasma Physics, R.Z. Sagdeev -Editor-in-Chief, American Institute of Physics, 1993, p.339-346]. Magnetospheric plasma maser [Bespalov P.A, Trakhtengerts V.Yu., ... In a magnetospheric plasma maser (MPM) the relatively dense magnetised plasma and the conjugate ends of a magnetic trap form a quasioptical resonator for electromagnetic waves. ...

... Exposure Time Calculator (ETC) . Survey processing . ... VISTA is a 4-m class wide field survey telescope for the southern hemisphere, equipped with a near infrared camera (1.65 degree diameter field of view at VISTA's nominal pixel size) containing 67 million pixels of mean size 0.34 arcsec and available broad band filters at Z,Y,J,H,K s and a narrow band filter at 1.18 micron. A wide field visible camera, if constructed, could also be used on VISTA. ... Tile . ... ESO VISTA Public Surveys . ...

MULTISCOPES . ... HOME . ... ABOUT LOMO . ... Home Products Microscopes Multiscopes Trinocular Head HT-30 . ... The HT-30 Trinocular Head , with its superb field flattening ability, is designed to work with LOMO microscopes as well as with other brands equipped with a universal dovetail mount. ... The head incorporates a revolving Magnification Changer with three settings and a sliding Optical Path Selector (OPS) which controls the light distribution between the binocular and the photo/video channel. ...

Multipurpose Aerospace System (MAKS) . ... Up to date the main components of the orbital stage construction have been worked up, external fuel tank mock-up has been made, significant work has been already done on the propulsion system MAKS consists of the subsonic carrier aircraft and an orbital stage with an external fuel tank mounted on it As the first stage the An-225 MRIA aircraft originally intended for the BURAN transportation is used. ... CREATION AIRFRAME OF THE BURAN ORBITAL SPACESHIP . ...

... The storm began quite unexpectedly. The strongest geomagnetic storm for the last seven months began on Earth almost precisely at the same time as the solar eclipse reached its maximal stage, the culmination of which occurred at GMT 02:35 (06:35 Moscow time). ... Oscillations of such amplitude in the magnetic field have not been observed since October, 11th of last year, which is more than seven months ago. ... We can only add that the magnetic storm lasted approximately 9 hours. ...

... They are an indicator of accuracy of the CCD positional observations for a given observatory. ... Planetary and Space Science 56 (2008) 1847 ­1850 Table 4 The best results of CCD asteroid observations from MPC database for some professional observatories MPC Observatory Code Professionals 673 Telescope 000 :07 0.07 0.08 0.06 000 :06 0.06 0.04 0.05 Year Total asteroids Total positions s a 1849 sd Type USA, table Mountain, D ј 0:61 m, FL ј 9:0 m, FOV ј 22 б ...

The possibility of recovery of the vertical distribution of the magnetic field in umbrae by line width differences S.G. Mozharovsky Ussuriysk Astrophysical Observatory of FEB RAS, Ussuriysk, Russia sw@newmail.ru Abstract. This article studies the possibility of recovery of the vertical distribution of the magnetic field in the photospheric layers of sunspot umbra by the Difference of the Line profile Absolute Widths of neutral zirconium ? ... 2) Line profiles for cold models have extended wings. ...

Электронная библиотека астронома-любителя. ... библиотека . архив RSN . ... Ru.Space.News: . Апрель 1998 . ... From The Planetary Society Home Page: http://planetary.org/articlearchive/headlines/1998/headln-041698.html Mission Prepares To Collect Pieces of Stardust April 16, 1998 Earth's First Cometary Dust Sample Return Mission Will Fly Planetary Society Member Names to a Comet and Back Scientists and engineers continue to prepare the Stardust spacecraft for its February 1999 launch. ...

The new view on the population of Galactic open clusters A.E.Piskunov1, N.V.Kharchenko2, S.RЖser3, E.Schilbach3, R.-D.Scholz4 1 2 3 4 Institute of Astronomy, Moscow, Russia Main Astronomical ... Observatory, Kiev, Ukraine Astronomisches Rechen-Institut, Heidelberg, Germany Astrophysikalisches Institut Potsdam, Germany What are open clusters and what do they teach us Groups of Population I ... Cluster complexes: OCC-1 = Gould's Belt cluster complex? ...

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 , . ...

... Super Nova Information . ... Site . ... AGREEMENT BETWEEN USER AND rochesterastronomy . ... USE OF COMMUNICATION SERVICES . ... Unless otherwise specified herein, this agreement constitutes the entire agreement between the user and rochesterastronomy with respect to the rochesterastronomy Web Site and it supersedes all prior or contemporaneous communications and proposals, whether electronic, oral or written, between the user and rochesterastronomy with respect to the rochesterastronomy Web Site. ...

... 15.03.2001 . ... March 15 2001 09:00 (Moscow time) . The operation with OC "Mir" scheduled for March 14 is complete. ... The onboard systems perform nominal, the battery generate enough electric power, the thermal condition is normal. Getting the OC"Mir" ready for dynamic operations the fuel containers pressure integrity was checked, the valves of the fuel supply pipes and the 1st collector oxidizer in the core block integrated propulsion system were opened. ...

... Planets . ... The planets were found using the HARPS instrument on the 3.6m telescope at ESOтАЩs La Silla Observatory. ... A planet in orbit around a star causes the star to regularly move towards and away from observers on Earth. ... One newly discovered planet, HD 85512 b, is best hope found so far for a habitable exoplanet. ... The HARPS team so far have found that about 40% of stars similar to own Sun have at least one planet smaller than Saturn (which is 95 times more massive than Earth). ...

2 June 2006 2007-2009 Work Plan v1 2007-2009 WORK PLAN: TOWARD CONVERGENCE DRAFT 1 for Technical Review COVER NOTE The following is the first version for a three-year plan for GEO, 2007 to 2009. ... Page 1 of 38 2 June 2006 2007-2009 Work Plan v1 ACRONYMS ADM AMDAR AMMA APAN AVHRR CBD CEOS CERN DAPHNE DEM EC EPA EPIDEMIO FAPAR FDSN GEANT GEO GEOSS GIS GMES GOFC-GOLD GOS GPM GSN IGCO IGDDS InSAR INSPIRE IPY ITU MODIS NASA NGO NIEHS SAR SBA SPOT -VGT SST THORPEX UN UNFCCC COP ... Task No. ...

The Earth. ... The middle raiding of the Earth is 6371,032 km, the pole 6356,777 km equatorial - 6378,160 km. The Earth surface area is 510,2 mln km^2, 70,8% of which is the World ocean. ... According to the modern cosmogonical views the Earth was formed 4,6 - 4,7 billions years ago from the protoplanet cloud captured by the Sun. ... The Earth is conditionally divided into 3 parts: a bark a cloak and a core (in the centre). The external layer - the bark is 35 km thick. ... Above the Earth. ...

Russian Space Science Internet (RSSI) is a successful result of RSSI Project. ... space oriented organizations; . ... RSSI offers for its members : . ... videoconferences via MBONE Internet protocol (there are 2 tunnels available now through the general IP network: one to NASA Internet, and another to Moscow State University); . ... It is designed so that all organizations connected to the RSSI gain access to the resources of Russian computer networks as well as world wide Internet. ... nic@rssi.ru ...

... Paper analyses Russian view of its involvement into international space cooperation and associated Western concerns. ... a) as a global market of space products and services, or . ... Nowadays, when the Russian rocket and space industry suffers from the end of the Cold War and transition from plan to market economy, Russia counts to benefit from offering its capabilities at the global space market. ... A principal offer of Russia to a global market is a space launch capability. ...

GCVS Variability Types and Distribution Statistics of Designated Variable Stars According to their Types of Variability ======================================================================== I. GCVS Variability Types. ... Amplitudes usually do not exceed 0.1 mag. ... RR Variables of the RR Lyrae type, which are radially-pulsating giant A-F stars having amplitudes from 0.2 to 2 mag in V. Cases of variable light-curve shapes as well as variable periods are known. ... RV Variables of the RV Tauri type. ...