Альтернативный форум . Scientific.ru Все форумы . ... Munin (@) - 21.12.2006 06:36 . ... x203a; x203a; x203a; в ответ на: Return of The Living Dead зауряд-майор . ... Кривизна не определяется. Munin) . ... Владимир Е. Зюбин, 20.12.2006 11:17 . ... Re: кривизна Владимир Е. Зюбин, 22.12.2006 12:04 . ... Re: кривизна (ответ на безинформационное письмо) Владимир Е. Зюбин, 25.12.2006 08:54 . ... Re: кривизна (ответ на еще одно неинформативное письмо) Владимир Е. Зюбин, 25.12.2006 09:21 . ...

... FTP access the basic models is here . ... Below, we put short descriptions of the used SED models for the photometric redshifts providing by the current server . ... The uniqueness of this model consists in expanding to the near IR (NIR) of Rocca-Volmerange and Guiderdoni's (1988) atlas of synthetic spectra with a revised stellar library, which includes parameters of cool stars. ... Homepage of the GISSEL model). ... Another model used earlier is the model of synthetic spectra of Poggianti (1997). ...

Authors: Yu.G. Shevelev , V.A. Marsakov , . ... Based on a previously compiled catalog of fundamental astrophusical parameters for nearby disk F stars (containing, in particular, metallicity, isochronal ages, and space-velocity components), with were derived from published astrometric data, the Galactic orbital elements were calculated for 1630 stars. ... The radial and vertical metallicity gradients were found for mixed-age stars and for a few narrow age ranges. ...

... Новости астрономии и космонавтики (Модераторы: Karen , recarrion , LeMay ) ? Кассини изучает Сатурн . ... Ответ #320 : 14.01.2005 [22:37:03] ? ... Записан . ... Ответ #321 : 14.01.2005 [22:38:03] ? ... Ответ #322 : 14.01.2005 [22:43:01] ? ... Ответ #323 : 14.01.2005 [22:44:42] ? ... Ответ #324 : 14.01.2005 [22:47:12] ? ... Ответ #325 : 14.01.2005 [22:52:59] ? ... Ответ #326 : 14.01.2005 [23:27:41] ? ... Ответ #327 : 14.01.2005 [23:28:09] ? ... Ответ #328 : 14.01.2005 [23:31:44] ? ...

... Printed in the U.S.A. LENTICULAR GALAXY IC 719 : CURRENT BUILDING OF THE COUNTERROTATING LARGE-SCALE STELLAR DISK Sternberg Astronomical Institute, M. V. Lomonosov Moscow State University, Moscow 119992, Russia; katkov.ivan@gmail.com, olga@sai ... In this gas-rich S0 galaxy, its large-scale gaseous disk counterrotates the global stellar disk. Moreover, in the IC 719 disk, we have detected a secondary stellar component corotating the ionized gas. ... Figure 7. ...

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. ...

NMW survey overview . Access image archive . ... The New Milky Way survey aims to detect bright (V<13.5) optical transients near the Galactic plane using an automated wide-field (8x6 deg.) system capable of surveying the whole Milky Way area visible from the observing site in one night. ... All images obtained during the transient search survey are available online (please use the image archive access form ). ... Images per field: . ... Images per night: . ... Milky Way imaging time: . ...

... Доктор Бакаре Тунде (Dr. Bakare Tunde) . ... National Space Research and Development Agency - NASRDA) . ... Искренне Ваш Dr.Bakare Tunde . ... Национальное агентство по космическим исследованиям и разработкам (National Space Research and Development Agency) в Нигерии действительно существует, правда имеет в настоящее время несколько другой адрес - http://www.nasrda.org/ . ... He was on a later Soviet spaceflight, Soyuz T-16Z to the secret Soviet military space station Salyut 8T in 1989. ...

... Direct data transmission rate (Mbps) . ... the density of electron fluexs with energies in four bands from 0.04 MeV to 1.7 MeV; . ... sensor (TV, IR) data and heliogeophisical information (HGI) transmission to data receiving and processing centers at a rate of up to 2.56 Mbps; . ... 1.76 GHz - TV- and heliogeophysical information and DCLI's data transmission to data receiving and processing centers; . 7.5 GHz - TV- and heliogeophisical data transmission to data receiving and processing centers; . ...

Глава 5. Примеры реализации алгоритмов ЦОС на ПЛИС . ... Рассмотрим особенности реализации КИХ-фильтров на базе ПЛИС семейств FLEX8000 и FLEX10K с учетом специфики их архитектуры на примере КИХ-фильтра с 8 отводами (рис.5). ... простоту операций (суммирование, сдвиг) и хорошую адаптацию к реализации на базе ПЛИС, что не характерно для большинства традиционных алгоритмов, содержащих петли обратной связи (синхронизатор с запаздывающим и опережающим стробированием и др.) ... CLK - тактовый вход; % . ...

... GRIN lenses for telecommunication optics applications ? GTC (gradient telecom) lenses. ... GTC lenses are used in different fiber-optic devices: collimators, couplers, isolators and WDM etc . ... 2.Diameter . GTC lenses diameters are 1.0 mm, 1.8 mm, 3.0 mm and 4.0mm. ... 1.0 mm -3.0 mm diam GTC lenses are supplied in 0.22P, 0.23P, 0.25P, 0.27P and 0.29P length. 4.0 mm diam GTC lenses are supplied in 0.11P length. ... GTC . ... 3 scratches with 5mkm max width and 200mkm max length are allowed . ...

... In laboratory the design and a manufacturing techniques mirror aspherical optics are developed ("fokon", ellipsoid, aspherical mirror).Such optical elements are made of widespread aluminium alloys on the standard equipment without use diamond turning. ... Using: optical blocks of not image optical devices for transitions, collimation, focus (concentration) radiations in a wide spectral range from UV to IR. Focusing and collimation of light; . ... circle aperture/ring aperture; . ... Back Forward . ...

... 3, 2006 OBSERVATIONS OF THE BINARY STAR 61 Cyg ON THE 26 INCH REFRACTOR AT THE PULKOVO OBSERVATORY D. L. Gorshanov, N. A. Shakht, and A. A. Kisselev UDC: 524.38 Results from an analysis of a forty year series of photographic observations of the binary star 61 Cyg on the 26 inch refractor at the Pulkovo Observatory are presented. The orbit is constructed and the sum of the masses of the components is determined from the relative positions of the components. ...

About V I spectral lines with overlay of Zeeman and hyperfine structure splitting in spectra of sunspot umbra S.G. Mozharovsky Ussuriysk Astrophysical Observatory of FEB RAS, Ussuriysk, Russia sw@newmail.ru Abstract. ... Overlay of components of the different types can allow obtain the parameters of the magnetic field by the ratio of the component intensities. ... The structure of Zeeman splitting which follows from the parameters of the line atomic levels can be seen in Figure 1. [pic] Figure 1. ...

... SUPER RATIO . ... On this page I will present the most important (on my opinion) idea on Intellegence Life in the Universe . ... On the problem of the Super Ratio in astrophysics" . ... As a matter of fact, this is the main problem of the modern natural science. ... Here I shall try to speak about the most important problem of the modern natural science, the problem which is undoubtedly, of more importance than discovery of Blacks Holes, creation of Grand Unification Theory or Artificial...

Abstract -- Calculations are performed for the linear polarization of starlight due to extinction by aligned dust grains when the starlight traverses a medium with irregular magnetic fields. This medium is intended to represent the optically thick components of interstellar clouds which are observed to make little, if any, contribution to the polarization of starlight. ...

... ARTICLE: The Adventurous Search For The Astronomical Unit . ... Kepler himself had suggested to use the rare occasions of Venus transiting (crossing) the solar disk to measure our distance to the planet. ... Due to the orbital inclination of Venus against the ecliptic of 3.5°, a Venus transit is so rare that it happens only at intervals of 121.5 years, 8 years, 105.5 years, 8 years and so on. ... Crabtree witnessing the transit of Venus 1639 . ... Transits of Venus - The Quest for the Solar Parallax...

SPECTRUM ANALYZER OF MAGNETIC PHENOMENA SAMW . Spectrum analyzer allows onboard computation of electromagnetic waves spectra registered (observed) in the ionosphere and magnetosphere in the ELF/VLF frequency band. ... It consists of magnetic antenna, preamplifier, 16 bit sigma delta AD converter, DSP processor and telemetry interface. ... The channels of lower frequencies are averaged and transmitted with lower repetition rate so the telemetry volume is reduced. ... Dynamic range: 90 dB . ...

... The unlocked gate at the entrance to the observatoryтАЩs gravel driveway should remain closed to prevent the public from driving back to the observatory. ... This means that if there are still members of the public present at the observatory who do not wish to leave by 11:30 PM they will be locked in the park until a keyholder leaves and secures the gate(s) behind him/her. ... Roll the roof back using the hand crank near the computer room. ... Amateur Astronomers Association of Princeton, Inc., ...

... SB, Porb = 55.9212d. V0745 Cas| ... Component B of the double system observed brighter than in the Hipparcos Input Catalogue. ... The variability may be due to the fainter component. ... Type ELL: is also possible. pi Cas| ... Variability type and spectral type (F2/F3Ib/II) do not agree. ... Variability type and spectral type (F3/F5II) do not agree. ... Variability may be due to component B. VZ Pic| ... Variability may be due to component B. V1377 Ori| ... SB, Porb = 9.073d. V0421 Cep|105091| ...