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21. APOD: December 6, 1999 - M83: The Southern Pinwheel Galaxy from VLT
Discover the cosmos! ... December 6, 1999 . M83: The Southern Pinwheel Galaxy from VLT . ... Explanation: M83 is one of the closest and brightest spiral galaxies on the sky. Visible with binoculars in the constellation of Hydra , majestic spiral arms have prompted its nickname as the Southern Pinwheel. Although discovered 250 years ago, only in this century was it appreciated that M83 was not a gas cloud but a barred spiral galaxy much like our own Milky Way Galaxy . ... About APOD > . ...
[ Сохраненная копия ]  Ссылки http://www.sai.msu.su/apod/ap991206.html -- 4.7 Кб -- 02.10.2012
[ Сохраненная копия ]  Ссылки http://www.arcetri.astro.it/~palla/ANDREAIMMAGINI/Galassie/m83_vlt_big.html -- 4.6 Кб -- 04.03.2001
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22. ASP: Using Multicultural Dimensions to Teach Astronomy
... Information about a variety of different calendars for different cultures (e.g., Christian, Jewish, Muslim, Chinese, Hindu etc.) ... In addition, the Chinese had two different ways of interpreting and observing celestial events. One way the Chinese used astronomy was known as lifa; it was a discipline that aimed to understand the regularities and the predictable events in the celestial system through careful, observations, measurements and records. ... back to Teachers' Newsletter Main Page ...
[ Сохраненная копия ]  Ссылки http://www.astrosociety.org/edu/publications/tnl/53/multicultural4.html -- 10.1 Кб -- 02.10.2012
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23. The AstroStat Slog regularity condition
... Posts tagged ?regularity condition? ... 3, 2007? Tags: identifiability , likelihood ratio test , mixture , regularity condition . ... Data-Driven Goodness-of-Fit Tests by L. Mikhail . ... ArXiv] Data-Driven Goodness-of-Fit Tests, Aug. ... Chi-square function, chi-square statistics, chi-square goodness-of-fit test are the words that serve different data analysis purposes but under the same prefix. ... Tags: chi-square , degrees-of-freedom , optimization , regularity condition , test . ...
[ Сохраненная копия ]  Ссылки http://hea-www.harvard.edu/AstroStat/slog/groundtruth.info/AstroStat/slog/tag/regularity-condition/index.html -- 24.4 Кб -- 01.03.2014
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24. Laboratory for the Stellar Magnetism Study of SAO of the RAS - Home
Observations of stellar magnetic fields is a powerful method to study of different non-stationary effects in our Galaxy and behavior of plasma under astrophysical conditions. ... Investigations of stellar magnetism by means of Zeeman measurements of polarized spectra of different stars are one of the most significant observational programme on the 6-m telescope BTA of our Observatory. ... Laboratory for the Stellar Magnetism Study . ... Laboratory for the Stellar Magnetism Study of SAO of the RAS . ...
[ Сохраненная копия ]  Ссылки http://mavr.sao.ru/hq/lizm/ -- 5.5 Кб -- 09.04.2016
[ Сохраненная копия ]  Ссылки http://www.sao.ru/hq/lizm/ -- 5.5 Кб -- 09.04.2016
[ Сохраненная копия ]  Ссылки http://jet.sao.ru/hq/lizm/ -- 5.5 Кб -- 09.04.2016
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25. Equations of condition
... Assured of a reliable method of solving the normal equations, we now consider the equations of condition. The observed magnitude m of a star at M air masses with true instrumental magnitude is modelled as ([ 10 ], [ 28 ]) . ... The effective extinction coefficient depends on the effective spectral gradient [ 29 ] of the star, for which we use some color index, affected by half the atmospheric reddening ([ 26 ], [ 10 ]): . ... Thus, for the B band of UBV, we use the (U-V) color. ...
[ Сохраненная копия ]  Ссылки http://www.sao.ru/precise/Midas_doc/doc/94NOV/vol2/node294.html -- 8.6 Кб -- 23.02.1996
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26. Information Mining in Astronomical Literature with Tetralogie
... It is shown that this approach allows one to qualify and visualize some major trends characterizing the current astronomical literature: multi-author collaborative work, the impact of observational projects and thematic maps of publishing authors. ... 1997). The latter functionalities (called data mining functionalities) result from data analysis, data evolution analysis and data correlation principles and allow one to discover a priori unknown knowledge or information (Shapiro et al. ...
[ Сохраненная копия ]  Ссылки http://www.stecf.org/conferences/adass/adassVII/egretd2.html -- 15.6 Кб -- 12.06.2006
[ Сохраненная копия ]  Ссылки http://www.adass.org/adass/proceedings/adass97/egretd2.html -- 15.7 Кб -- 15.05.1998
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27. Abstract
Proceedings of the Particle Physics and Early Universe Conference (PPEUC). ... M.P. Hobson & A.W. Jones . ... A maximum entropy method (MEM) is presented for separating the emission due to different foreground components from simulated satellite observations of the cosmic microwave background radiation (CMBR). In Jones & Hobson (1998, these proceedings) , the method is applied to simulated observations by the proposed Planck Surveyor satellite. ... 1 Introduction . ... PPEUC Proceedings . ...
[ Сохраненная копия ]  Ссылки http://www.mrao.cam.ac.uk/ppeuc/astronomy/papers/hobson/hobson.html -- 3.6 Кб -- 24.02.1998
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28. Physicists from Samara and Novosibirsk discovered a new phenomenon
... Scientists from G. I. Budker Institute of Nuclear Physics- Syberian Branch of the Russian Academy of Science, Novosibirsk State University, Novosibirsk State Technical University, Samara State Aerospace University (SSAU) and Image Processing Systems Institute (IPSI) of the Russian Academy of Science, became the first people in the world obtained terahertz non-diffractive twisted Bessel beams and used them for the first time the formation of surface electromagnetic waves on the metal surface. ...
[ Сохраненная копия ]  Ссылки http://www.ssau.ru/engnews/11891/ -- 26.2 Кб -- 23.10.2015
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29. MASTER : List of HAZARDOUS ASTEROIDS (PHA) and COMETS discovered by MASTER
... The name Discovery Date mag Size(m) Publication MASTER -Observatory --------------------------------------------------------------------------------------------------------------------------- HAZARDOUS ASTEROIDS : 7 MASTER HAZARD Asteroid 2015 UM67 2015 Oct 28.88218 16.9 940m MPEC 2015-V01 MASTER -SAAO automatically MASTER software 6 MASTER rediscovered HAZARD Asteroid 2011 QG21 2015 Aug 17.94764 17.2 300m MPEC 2015-Q28 ...
[ Сохраненная копия ]  Ссылки http://observ.pereplet.ru/hazardMASTER.html -- 5.6 Кб -- 09.04.2016
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30. Kepler 36b and c: Too Close for Comfort | Astronotes
... Planets . ... Earth Satellites . ... Looking in the direction of the constellation Cygnus the Swan and launched by NASA in 2009 is the Kepler Space Observatory.Many previous missions searching for exoplanets mainly detected large giant planets, like large hot Jupiters (it is easier to detect larger planets).However KeplerтАЩs main objective is to search for much smaller planets located in a habitable zone which is not too close nor too far from their star; planets which may be just like our Earth. ...
[ Сохраненная копия ]  Ссылки http://www.armaghplanet.com/blog/too-close-for-comfort.html -- 46.3 Кб -- 09.04.2016
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31. smalltelae
The small solids. Asteroids or the small planetes . ... The comets. ... Ceneca the Young.Procuring about the nature.63 y. The comet is a celestial body of a great size, but a rare one... transparent. Sometimes there seen a core and the medium forms a kind of a tail, beard or dishevelled looks. ... The core is an ice body - conglomeration of frosted gas and dust. ... The comet state is variable: ones have the con tails, others the dust tails, and the third have both. ... Meteors and meteorites. ...
[ Сохраненная копия ]  Ссылки http://www.space.vsi.ru/smalltelae.htm -- 11.8 Кб -- 14.10.2000
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32. http://www.gao.spb.ru/english/personal/malkin/publ/zm135.pdf
... Several attempts to discover the FICN signal in VLBI nutation series made during last years failed. ... We investigated several VLBI CPO series by means of spectral and wavelet analysis. It has been shown that there are several periodic signals with close amplitude around the expected FICN period without any prevailing one that can be reliably associated with the FICN. ... DATA ANALYSIS We analyzed several CPO series obtained in IVS analysis centers by means of spectral and wavelet analysis. ...
[ Текст ]  Ссылки http://www.gao.spb.ru/english/personal/malkin/publ/zm135.pdf -- 144.9 Кб -- 02.01.2015
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33. Signs Constellations Of The Zodiac - an Astronomy Net Article
Signs Constellations Of The Zodiac . Articles | ... The band of the zodiac is some sixteen degrees wide, extending about eight degrees north and south of what's called the ecliptic -- the Sun's path through the stars. ... Since that time, the March equinox Sun has shifted about thirty degrees westward through the constellations of the zodiac. ... While signs neatly extend eight degrees north and south of the ecliptic, aligning with the borders of the zodiac, constellations do no such thing. ...
[ Сохраненная копия ]  Ссылки http://www.astronomy.net/articles/22/ -- 15.8 Кб -- 09.04.2016
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34. Home Page
XMM-Newton Science Analysis System . efftplot (efftplot-2.17) [xmmsas_20080701_1801-8.0.0] . Meta Index . efftplot first uses the FTOOLS powspec to compute the normalized Power Density Spectrum (PDS) of the EPIC source time series in different energy bands, then produces a plot containing the different PDS together with some information related to the observation. ... Input Files . Output Files . Algorithm . ... Index . XMM-Newton SOC/SSC -- 2008-07-01 ...
[ Сохраненная копия ]  Ссылки http://xmm.vilspa.esa.es/sas/8.0.0/doc/efftplot/efftplot.html -- 4.3 Кб -- 01.07.2008
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35. http://selena.sai.msu.ru/Kozl/Publications/ms40/50_Kozlova_Shevchenko.pdf
... We computed the permanently shadowed areas and temperatures inside the craters for the variation of the position of the lunar pole of rotation with respect to the ecliptic pole with a period of 18.6 years. ... According to our results, the total permanently shadowed area in the polar craters of the Moon is equal to 50428.7 km2, or 0.13% of the total area of the lunar surface [3]. ... The area of permanently shaded part of a crater makes 59 % from all area of a crater [3]. ...
[ Текст ]  Ссылки http://selena.sai.msu.ru/Kozl/Publications/ms40/50_Kozlova_Shevchenko.pdf -- 212.6 Кб -- 22.04.2013
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36. http://hea.iki.rssi.ru/integral06/papers/G37_Brandt01-11May07_16:30:00.pdf
X-RAY BURSTS OBSERVED WITH JEM-X S. Brandt, J. Chenevez, N. Lund, C. Budtz-JЬrgensen, N.J. Westergaard Danish National Space Center, Juliane Mariesvej 30, DK-2100 Copenhagen, Denmark, E-mail: sb@spacecenter.dk ABSTRACT We report on the search for X-ray bursts in the JEM-X X-ray monitor on INTEGRAL during the first two years of operations. ... DATA ANALYSIS More than 350 type I X-ray bursts were found. ... One source, IGR J17254-3257, previously not known to be an X-ray burster, was found [6]. ... Fig. ...
[ Текст ]  Ссылки http://hea.iki.rssi.ru/integral06/papers/G37_Brandt01-11May07_16:30:00.pdf -- 181.3 Кб -- 11.05.2007
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37. RAS ISR' Conclusion on the scientific results received in the orbital complex
... Director of the RAS ISR . RAS Academician . ... Astrophysics module Kvant of the orbital complex Mir launched in 1987 contains the largest on the station complex of the scientific equipment named the orbital observatory Roentgen. Observatory Roentgen consists of 4 X-ray telescopes, jointly exceeding the range of energies from 2 to 800 keV. ... Among the most significant results that were received in the observatory Roentgen are: . ... measurement of the periods of 9 X-ray pulsars; . ...
[ Сохраненная копия ]  Ссылки http://www.cosmoworld.ru/mirstation/english/documents/iki_ran_280998.shtml -- 11.0 Кб -- 09.04.2016
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38. http://site2010.sai.msu.ru/static/doc/Site2010-Summary.pdf
SITE 2010 Comprehensive Characterization of Astronomical Sites Kislovodsk, Russia, 49 October 2010 Conference Summary Marc S. Sarazin*a a European Southern Observatory, Garching, Germany Abstract The main topics discussed during the Site 2010 conference are outlined and the outcome is described. Keywords: Astronomical Site testing, precipitable water vapor, atmospheric turbulence, cloudiness, seeing 1. ... Site surveys for National observatory projects in China, India, and Iran benefit from this. ...
[ Текст ]  Ссылки http://site2010.sai.msu.ru/static/doc/Site2010-Summary.pdf -- 327.1 Кб -- 17.10.2010
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39. VLT First Light
... Image Quality of the VLT . Total Optical Control . First light for the ESO VLT unit telescope 1 occurred during the workshop. ... The image shown (Figure 1 ) here was obtained with the VLT on May 16, 1998, in red light (R band), i.e. while the mirror was still uncoated. ... In this diagram (FIgure 2), the measured image quality of the VLT UT1 astronomical images is plotted versus the ``seeing", as measured by the Seeing Monitor, a small telescope also located on top of the Paranal Mountain. ...
[ Сохраненная копия ]  Ссылки http://www.stecf.org/conferences/sardinia/node5.html -- 11.0 Кб -- 12.06.2006
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40. Wavelets and Green's functions
. IMA Conference on Multiscale Stochastic Processes Analyzed using multifractals and wavelets, Cambridge UK, March 29-31, 1993. Unpublished. The main results appear in appendix to my `Hamiltonian' paper . Jacques Lewalle, jlewalle@syr.edu
[ Сохраненная копия ]  Ссылки http://crydee.sai.msu.ru/~vab/Wavelet.rsc/Tutor.dir/camb-93.html -- 3.2 Кб -- 12.04.1998
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