... A Chemically Decoupled Nucleus and Structure of the Nuclear Region in the S0 Galaxy NGC 4036¶ O. K. Sil'chenko1 * and V. V. Vlasyuk2 2 Sternberg Astronomical Institute, Universitetskioe pr. ... The unresolved nucleus of NGC 4036 is shown to be chemically decoupled: [Mg/Fe] = +0.3 at the very center, whereas in the immediate vicinity of its nucleus, this ratio abruptly drops to +0.1 and does not change further along the radius. ... However, the major-axis turn within R < 5 should be considered real. ...
... About meteorites . ... The RAS Meteorite Collection: History . ... The beginning of the Russian Academy of Sciences' meteorite collection was in 1749, when a huge piece of iron rock, weighing 700 kg, was found near Krasnoyarsk. ... A wonderful collection of meteorites was formed in the Forestry Institute (now the Timiryazev Agricultural Academy). ... Analysis of meteorites is performed by the Laboratory of Meteoritics (of the Vernadsky Institute, address: 119991 Moscow, Kosygin St, 19, tel. ...
... 23 Algorithm fo r evalua tion of two burn maneuv ers using linearity Input information: ( t t E1 , rEI , v t1L , t E2 2L ( ) EI )T )T the time and the state vector of initial orbit for this time ; interval of possible thrusts for transition from initial orbit to the transfer on e; the time and the state vector of the target orbit for this time ; ... We cal culate the state vector for the initial orbit for the time t1a and the target one for the time t2 a . ...
... Войти на сайт: Имя: . ... Автор забыл указать имя ] . ... Задача про космос. ... Торговый дом Sotheby's в понедельник выставил на аукционные торги два уникальных документа, ранее принадлежавших советскому космонавту Юрию Гагарину. ... пишет в отчете космонавт ? ... 2008-12-04 01:20:00 Индия готовится к запуску человека в космос . ... An innteliglet answer - no BS - which makes a pleasant change http://tpjfzngvm.com [url=http://pqxafwm.com]pqxafwm[/url] [link=http://wgyewe.com]wgyewe[/link] . ...
... Сегодня: 10 апреля 2016 г. Ученые, занимающиеся проблемой глобального потепления, решили обратиться к самой экстремальной фантастике, чтобы найти решение и охладить Землю. ... Всевозможные проекты ученых, опубликованные в различных изданиях, кажутся нереальными. ... Предложения, которые вносились до последнего времени, кажутся неприемлемыми, и поэтому очередь дошла до весьма экстравагантных идей. ... Ученые взялись за составление плана охлаждения Земли . ...
... Structure of Data . ... Catalog . ... The SAI OCL Catalog site provides several VO-enabled modes of operation: . VO-enabled catalog data analysis from a browser . ... Endpoint URL is http://ocl.sai.msu.ru/catalog/conesearch/ . ... VO-enabled catalog analysis from a browser . Presently, this recipe works with Firefox (Windows, MacOS, Linux), Internet Explorer (Windows) and Opera (Windows) browsers with Java plugin 1.6 installed. ... Main TOPCAT window with SAI OCL catalog loaded will appear. ...
... Our scientific interest is an accuracy of asteroid CCD observations obtained by amateurs and professional astronomers all over in the World. ... These data help us to analyse an accuracy of real CCD positions in the MPC Database. ... Do you test your observations of the small Solar System bodies permanently before sending them to the International Minor Planets' Center? ... Do you know a real accuracy of your positional CCD-observations in comparison with the other observatories' one ? ...
Персональная эмблема космической туристки Анюше Ансари повторяет по форме эмблему мисссии шаттла STS-100. ... Внизу центральной части эмблемы видна планета Земля с зелеными континентами. А.Ансари - американка иранского происхождения, поэтому очертания ее родины - Ирана - выделены более темным цветом. ... Вверху по окружности пэтча нанесен личный девиз А.Ансари: 'Imagine. ... Вдохновляй'), а внизу - название корабля 'Союз ТМА-9', имя и фамилия А.Ансари. ... Описание эмблемы - Леон Розенблюм . ...
... The solar regions . ... NOAA 11300's . ... The fine bipolar sunspots were observed at the mid latitudes of the Southern hemisphere since 3.01 to 8.01.01, in the Eastern part of the Sun disc. ... The small bipolar sunspots were observed at the low latitudes of the Southern hemisphere since 6.01 to 9.01.01, in the Western part of the Sun disc. ... The fine bipolar sunspots were observed at the tenth parallel of the Northern hemisphere since 23.01 to 26.01.01, in the Eastern part of the Sun disc. ...
Determination of the orbits and estimation of the masses of ADS 7251 and ADS 5983 ( Gem) Natalia A.Shakht, Elena A.Grosheva, Denis L.Gorshanov. ... For ADS 7251 we have used the observations of W. and O. Struve 18211878 years (see Fig. ... In the motion of ADS 5983 our astrometric observations have been shown perturbations with period from 5.6 to 6.1 years, which are repeated during all interval of observations and assumed the presence of unseen component with low limit of the mass equal to 0.2 M . ...
Solar Physics (2006) 233: 89-106 DOI: 10.1007/s11207-006-2850-y C Springer 2006 ON THE POSSIBLE CONNECTION BETWEEN PHOTOSPHERIC 5-MIN OSCILLATION AND SOLAR FLARE MICROWAVE EMISSION A. G. KISLYAKOV and V. V. ZAITSEV Institute of Applied Physics, Nizhny Novgorod, Russia (e-mails: agkis@appl.sci-nnov.ru; za130 Dynamic spectra of low-frequency modulation of microwave emission from solar flares are obtained. ... PHOTOSPHERIC 5-MIN OSCILLATION AND SOLAR FLARE MICROWAVE EMISSION 93 Figure 2. ...
... Even though the DoD would ultimately select senior Air Force officials, US Navy oceanographers and Air Weather Service officers as shuttle payload specialists, MSEs would be the first personnel from an American military programme to go into space. ... One Air Force officer, Maj. ... Jacobson was concerned about shuttle launch delays and wanted the MSEs to understand that his mission, i.e., the launch of national security payloads, dwarfed their mission, flights in space by Air Force personnel. ...
... РЕШЕНИЕ ЗАДАЧ СФЕРИЧЕСКОЙ АСТРОНОМИИ . ... Вычисление точных топоцентрических эфемерид планет . ... В качестве примера в нем приведены исходные данные сервера для расчета эфемерид Марса. Ниже списка располагаются четыре кнопки для модификации исходных данных. ... Через некоторое время, которое в основном определяется скоростью передачи данных по сети, на экране появиться большая таблица рассчитанных значений параметров, снабженных многочисленными комментариями. ...
... Moon Phase below . ... ARTICLE: Why the moon always shows us the same face . ... Before you continue reading, you should know that this was not always the case, i.e. the Moon once was rotating with respect to the Earth, so that on every night a terrestrial observer (if there was one, because this was long, long before mankind appeared on our planet, and even before any major animals had appeared) saw another face of the Moon. ... Figure 1 (not to scale) shows how we can imagine the system Earth-Moon...
... 337, 275292 (2002) The correlation of line strength with luminosity and redshift from composite quasi-stellar object spectra S. M. Croom,1 K. Rhook,1 E. A. Corbett,1 B. J. Boyle,1 H. Netzer,2 N. S. Loaring,3 L ... We measure highly significant Baldwin effects for most broad emission lines (C IV 1549, C III] 1909, Mg II 2798, H ,H ) and show that they are predominantly caused by correlations with luminosity, not redshift. ... The correlations of log W with log(1 + z ) for each line. ...
ABSOLUTE PROPER MOTIONS OF 331 OPEN CLUSTERS . ... The proper motions of stars in the fields of 331 open clusters were taken from Four-Million Star Catalog (4M-catalog) of positions and proper motions (Volchkov et al. ... The absolute proper motions for 21 young open clusters have been derived by comparison of precise relative proper motions of individual stars and their corresponding absolute proper motions. ... Sign of proper motions in RA . ... 0.0001 arcsec/yr . ... rms error in RA proper motion . ...
I/199 Lick Northern Proper Motion Program: NPM1 Catalog (Klemola+ 1987) =============================================================================== = Lick Northern Proper Motion Program: NPM1 Catalog Klemola A.R., Hanson R.B., Jones B.F. <Astron. ... Positions are given for equinox B1950 and computed epoch 1950. ... Other data given for each star are: the original mean epoch, a stellar class code, the number of NPM fields measured, and discrepancy flags for position, proper motion, and photometry. ...
... 000, 113 (2010) Printed 21 September 2011 A (MN L TEX style file v2.2) A universal ultraviolet-optical colourcolourmagnitude relation of galaxies I1gor V. Chilingarian1,2, and Ivan Yu. ... Received 2011 Sep 15; in original form 2011 Feb 6 ABSTRACT The bimodal galaxy distribution in the optical colourmagnitude diagram (CMD) comprises a narrow "red sequence" populated mostly by early-type galaxies and a broad "blue cloud" dominated by star-forming systems. ...