... A clock is a tool for the time counting. The stable repeating processes are used in clocks. ... The first timepieces were sand glasses; in the 2nd thousand years B.C. there occured water clocks; the first mentions about mechanical timepieces related to the end of the 6th century; the modern mechanical timepieces are created by H. Huigens in 1657; in 70th years of the 20th century there were widespread the electronic quartz watches with numeric indication, for example on the liquid chips. ...

Moscow Astronomical Plate Archives: . Contents, Digitization, Current and Possible Applications . ... We describe the astronomical plate archives in Moscow and Zvenigorod and the existing digitization projects. ... 2 The Plate Archive of the Sternberg Institute . The contents of the most important Moscow astronomical plate archive, that of the Sternberg Astronomical Institute, was briefly presented in Shugarov et al. [1] in 1999. ... THE MOSCOW PLATE COLLECTION (STERNBERG INSTITUTE) . ...

The 2dF QSO Redshift Survey (2QZ) . ... Before jumping into all the finer details of teh survey, a brief non-astronomer's guide to redshift surveys is available. ... The primary scientific aims of the QSO survey are: (1) to obtain the primordial fluctuation power spectrum out to COBE scales, (2) to determine the rate of QSO clustering evolution in the non-linear and linear regimes and hence obtain new limits on the value of and the bias parameter, (3) to apply a powerful geometric method to measure . ...

The low aspect ratio, or spherical tokamak Globus-M [1] has recently been built in a support of international spherical tokamak plasma investigation program. ... The survey to determine the work scope in diagnostic design for Globus-M is given in the paper. ... The next one is an advanced diagnostic set intended to supply the data on basic plasma parameters: electron temperature and density profiles, ion temperature, plasma composition, radiation profile, Zeffective. ... Magnetic Diagnostics. ...

... LINKS . ... Founded in 1971 by a group of enthusiasts and star aficionados, our association is now counting more than 130 members.As a national association we attract hobby astronomers from the whole country to our regular night-sky observations and to the meetings in our club at Dudelange. ... Club News . ... by topic : PDF File Download (360KB) . by title : PDF File Download (640KB) . ... Article about AAL in "Le Quotidien" newspaper of Juli 21 2005 - PDF File Download (132KB) . ... SOME LINKS . ...

... Heracles Triplane and Aerospace Systems . The key characteristics of two-stage aerospace systems are determined according to speed and carrying capacity of the aircraft-carrier used . ... So the SPIRAL system hypersonic carrier was expected to launch the second stage by weight 63 tons at a speed corresponding to 6M; whereas launching weight of the MAKS system orbital stage with the use of the An-225 MRIYA heavy subsonic aircraft reaches 275 tons, and the HERACLES aircraft - 450 tons. ...

... Отмеченная наградами АстроТоп-а . ... Анатолий Анатольевич Волчков . ... кто-то из великих) Я долго подбирал название для этой мемориальной статьи об Анатолии Анатольевиче Волчкове. ... Какие только названия не приходили ко мне в голову - "Легенда об Анатолии", "Исполнить миссию", "Человеко-форум", "Камертон Астрорунета".. ... P.P.S. 31 декабря 2003 г. решением команды проекта Астротоп принято решение - "признать Анатолия Волчкова Человеком года " в традиционных конкурсах Звезды АстроРунета-2003 . ...

... 000, 1­12 (2009) Printed 11 February 2010 A (MN L TEX style file v2.2) Analytical approximations of K -corrections in optical and near-infrared bands I1gor V. Chilingarian1 2 ,2,3 , Anne-Laure Melchior 1,4 and Ivan Yu. ... Received 2010 February 01; in original form 2009 August 14 ABSTRACT To compare photometric properties of galaxies at different redshifts, the fluxes need to be corrected for the changes of effective rest-frame wavelengths of filter bandpasses, called K -corrections. ... Table 1. ...

... JOB HUNTING SKILLS AND CAREER RESOURCES WORKSHOP 2. COMET HYAKUTAKE DISPLAY SESSION IN MADISON 3. ... NASA's ASTROPHYSICS THEORY PROGRAM 6. ... JOB HUNTING SKILLS AND CAREER RESOURCES WORKSHOP The AAS is sponsoring a career workshop at the Madison Meeting for Astronomers seeking employment. ... Sign-up by 10 May 1996. ... COMET HYAKUTAKE DISPLAY SESSION IN MADISON A poster session on Comet Hyakutake is being organized by Mike A'Hearn and added to the schedule of the Madison Meeting. ...

... This new concept of cosmogony is based on two given conditions: unity of reason and unity in the nature of physical processes which determine the development of the galaxy and all of its affiliated elements: stars, solar systems, and satellites about the planets. ... That is why uniform physical laws determine the general development of the above structures. in detail . ...

... Maps of six sources (0420+022, 0420-014, 1308+326, 1345+125, 1803+784, and DA 193) obtained with milliarcsecond resolution are presented and discussed, together with their broadband (1­22 GHz) spectra obtained on the RATAN­600 radio telescope at epochs close to those of the VLBI observations. ... The image (Fig. 5) shows that the source structure at 18 cm is compact, consisting of a VLBI core and two jet components, with the outer component lying 5 mas (30 pc) to the northwest of the core ( = 54 ). ...

This domain may be for sale - этот домен возможно продается . ... The gathered information about your visits to this and other websites are used by these third party companies in order to provide advertisements about goods and services of interest to you. ... If you would like more information about this practice and to know your choices about not having this information used by these companies, click here . ...