... They are known: active quantum frequency standards on the ammonia molecules beams (molecular generator) on the hydrogen generator (hydrogen generator) passive quantum frequency standards on the Cs atoms’ beam (cerium atomic beam tube); active and passive quantum frequency standards with an optical pumping of Cs or Rb steams. The stability of atomic beam quantum frequency standard achieves 10^ - 14. ...

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• radiogalzentavrphotoe
• venera1e

eDucation . A Typical Visit . ... Armagh Planetarium is Northern IrelandтАЩs foremost institution for astronomy and space education. A typical school visit to the planetarium begins with your arrival at the building. You and your group will be greeted by one of our Education staff who will outline the activities arranged for your visit. ... The remaining time is allocated to having lunch (we have a lunch room available), visiting the exhibition area and small group visits to the gift shop. ...

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... Active Skepsis . ... Probably, one should know the results from any actions. ... As a result, a sceptic, who discredits, for example, the tales of Christian wonders, has to follow the practical recommendations of Christianity or any other belief knowing how to act. ... As a result, scepticism restricts itself with discrediting secondary wonders, permanently replacing one doubtful interpretation with another and telling nothing of life and action. ... Yuri Tikhonravov, Ph.D. Translated from Russian ....

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• Skepticism

Super Rocket Targets . NPO MOLNIYA has been designing rockets-targets for over 30 years using the great experience in crea-ting anti-aircraft guided rockets (AGR) for C-25M. On the basis of B-300 anti-aircraft rockets which expired their service life, there were designed, tested and put into the serial production the following types of the rocket - ... The analogue of this system successfully passed the state tests with the ZVEZDA-4 rocket-target. ...

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• MOLNIYA Introduction
• Heracles

... Space flight . ... Zero Gravity . ... Characteristics of a Complex Flight: . ... Characteristics of the Reduced Gravity (Lunar Gravitation): . ... Characteristics of the Reduced Gravity (Martian Gravitation): . ... Services / Zero Gravity: General description Technical description Flight parameters Photo gallery Price . ...

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• Odyssey

... RC0302+0455 . RC0308+0454 . ... RC0355+0449 . Radio source parameters . ... R.A.(B1950) Dec.( B1950) Freq. ... Parameters of optical candidates for identification . R.A.(J2000) Dec.( J2000) R.A.(B1950) Dec.( B1950) Magn. ... J2000) angle fwhm (X:Y) 03:08:33.98 +04:54:10.5 . ...

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... Bad Astronomy . ... Bitesize Astronomy . ... Last week's Snack talked about how black holes can affect the environment around them in such a way as to be very bright . ... It's a common misconception that black holes always have matter swirling into them. ... As this matter gets closer and closer to the black hole it piles up and a large, fairly flat disk forms. This is called the accretion disk , because matter from this disk accretes (that is, falls in) on the black hole. ... 2008 Phil Plait. ...

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• Phil Plait's Bad Astronomy: Bitesize Tour of the Solar System

... 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. ...

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Электронная библиотека астронома-любителя. ... библиотека . архив RSN . ... Ru.Space.News: . Февраль 1998 . ... 30 - 98 PEGASUS/SNOE LAUNCH FROM VANDENBERG POSTPONED Senior launch managers from NASA, Orbital Sciences Corporation and the U.S Air Force met today and decided to reschedule the launch of the Student Nitric Oxide Explorer (SNOE) spacecraft. ... During conjunction, the sun passes between Earth and the spacecraft and only radio science data is collected during this flyby. ...

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Please enter the lightcurve file name and period search parameters: . Lightcurve file: . ... Apply the Heliocentric correction and convert all dates to Terrestrial Time (TT)? ... Also, the Heliocentric correction cannot be applied to such lightcurves. ... This period search service is also available at the mirror sites: Mirror 1 , Mirror 2 , Mirror 3 , Mirror 4 . You may download the latest source code distribution and install the period search service at your own web server. ...

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. The contents you are looking for have moved. You will be redirected to the new location automatically in 5 seconds. Please bookmark the correct page at http://www.indiana.edu/~wmhelp/new-directory

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... 9) Oknyanskij V.L. 1994, "Optical-radio time delays in Q0957+561", Odessa Astronomical Publ., ... 11) Oknyanskij V.L. 1994, "Connection between X-ray and optical variability in NGC4151", in Proceedings of Int. Conf. ... 1994. 12) Oknyanskij V.L. 1994, "Connection between X-ray and optical variability in NGC4151", Astrophys. and Space Science, 222, p.157. ... 14) Oknyanskij V.L., van Groningen E., 1997, "Optical spectral variability of NGC4151 in 1990", Astronomical and Astrophys. ...

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• Tatjana Khruzina
• The Database of Close Binary Systems

... 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 . ...

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Date: Thu, 12 Apr 2007 18:15:45 +0200 (MEST) From: Alessandro Marconi <marconi@arcetri.astro.it> To: boch@sai.msu.ru Subject: Summer school on AGNs and VLTI Dear Colleague, here is the first announcement and call for applications for a VLTI summer school on "Active Galactic Nuclei at the highest angular resolution: theory and   observations". ... It is supported by 15 EU member states, including new member states, and thus integrates the entire European optical interferometry community. ...

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• Astronomical and Astrophysical Transactions
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Winer Observatory P.O. Box 797, Sonoita, Arizona 85637-0797, USA . ... Archive . ... Irvin M. Winer . ... Site . ... Winer . ... Site Map . ... Page last updated on: December 6, 2013 . ... Sonoita . Arizona 85637-0797 . USA . ... P.O. Box 797 . ... 2013 Winer Observatory. ...

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... Structure of Data . ... Catalog . ... In SAI OCL Catalog, we introduce our work on investigation of the Milky Way system of open star clusters. The main goal of our study is a search for new clusters using huge surveys. 168 new clusters have been already discovered by us using J,H,Ks data from 2MASS point source catalog. ... For 141 new clusters, we found their physical parameters using J,H,Ks data from 2MASS catalog and, for a number of clusters, our UBVRI CCD observational magnitudes. ...

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... Научная панорама ? arxiv:1408.4987 Влияние социальных движений на политику в области космической ас . ... arxiv:1408.4987 Влияние социальных движений на политику в области космической астрономии (The Influence of Social Movements on Space Astronomy Policy) . ... Но ясно, что в стране, где у людей могут отбирать пенсии, лишать лекарств, препятствовать нормальному отдыху и т.д. и т.п., - а "народ безмолвствует", - все это не актуально. http://xray.sai.msu.ru/~polar/sci_rev/316.html#arxiv/1408.4987 . ...

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• Техника орбитальных и наземных телескопов - стр. 1 - Горизонты науки о...
• arxiv0712.2843 Корреляция космических лучей сверхвысоких энергий с близкими АЯГ

... Сегодня: 10 апреля 2016 г. [NASA] Американский спутник ACTS был выведен на геостационарную орбиту в 1993 г. Это был экспериментальный спутник, на котором испытывались новые телекоммуникационные технологии, в частности на нем было установлено оборудование для передачи сигнала в Ka-диапазоне длин волн. ... В прошлом году миссия спутника ACTS была закончена, и теперь космическое агентство NASA решило передать его консорциуму из нескольких американских университетов. ...

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AAL Guestbook . Please Sign Our Guestbook . ... Previous Page | ... CA, CA USA . ... Signed on Tuesday, December 10, 2002 at 09:23:06 CET . ... USA, USA USA . Great site! ... Great page with great content! ... Signed on Friday, November 15, 2002 at 10:58:38 CET . ... Signed on Wednesday, September 18, 2002 at 10:51:33 CET . ... The Chinese mythology and astronomy -fragment- . ... send your email to send paradox project thanks! Signed on Tuesday, September 03, 2002 at 13:20:43 CET . ...

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• AAL Homepage