... ON THE ROLE OF LARGE-SCALE PLASMA IRREGULARITIES AT THE FINAL STAGE OF ANOMALOUS ABSOPTION DEVELOPING UNDER HF HEATING OF THE IONOSPHERE . ... Fig. ... With the aid of numerical statistical modeling based on multiple ray tracing it is shown that in presence of large-scale irregularities the reflected signal amplitude mean value is increased significantly. ... Dependence of the mean amplitude of the reflected from the ionosphere signal on the large-scale (10-50 km) electron density irregularity level...

Russian SHAREABLE DATA CENTER Institute of Solar-Terrestial Physics SB RAS . ... Although their determination is based on the scattering process model, independent check-ups by rocket experiments have shown their correctness in experimental applications. ... Ionospheric data analysis, especially during strong disturbances, cannot be without some other kinds of diagnostic tools. ... The lack of data has always been a challange in this case. ...

... Lunar CRater Observation and Sensing Satellite ? название автоматической межпланетной станции НАСА, запущенной 18 июня 2009 года в 21:32:33 UTC вместе с Lunar Reconnaissance Orbiter к Луне. ... космический телескоп Хаббл и европейский спутник 'Odin'. ... 1М (космический аппарат) . ... 2МВ (космический аппарат) . 3МВ (космический аппарат) . ... AGILE (космический аппарат) . ... Lunar Crater Observation and Sensing Satellite . ... Прогресс М-01М . ... Союз (космический корабль) . ...

... Uncovering the Chemistry of Earth-like Planets . ... An Earth-like planet, born from the same nebula as its host star, is composed primarily of silicate rocks and an iron-nickel metal core, and depleted in volatile content in a systematic manner. The more volatile (easier to vaporize or dissociate into gas form) an element is in an Earth-like planet, the more depleted the element is compared to its host star. ... Apr . ... Copyright (c) Amateur Telescope Makers of Boston, Inc. ...

спутники Юпитера . ... 7,07 час . ... 9,56x10^16 кг . ... 7,77x10^17 кг . ... 1,77 дня . ... 11 165 000 км . 240,9 дня . ... 250,6 дня . ... 259,2 дня . ... 610,5 дня . ... Немецкий астроном Симон Майер (Мариус) увидел их несколько раньше, но принял за звезды. ... Я поэтому заключил и решил бесповоротно, что имеются три звезды в небесах, перемещающихся вокруг Юпитера, как Венера и Меркурий вокруг Солнца; что и было подробно установлено и стало ясным как день после многочисленных других наблюдений. ...

Pulkovo Database of Observations of Planets and Their Satellites . Select object, time interval and type of observations . ... First year (optional) . Last year (optional) . ... satellite relative to planet . satellite relative to another satellite . ... Select database . ...

... MARS AIRPLANE 117 1.78. Mars Micromission 118 1.79. MARS NETWORK 119 1.80. ...

ПУБЛИКАЦИИ - 2012 год . ... Modeling MHD Shock Wave Propagation Along the Solar Surface, Using Nonlinear Geometrical Acoustics // Energy Storage and Release through the Solar Activity Cycle / Ed. by Christophe M., Nindos A. Berlin: Springer, 2012. ... I. Reconciliation of "EIT Waves", Type II Radio Bursts, and Leading Edges of CMEs // Energy Storage and Release through the Solar Activity Cycle / Ed. by Christophe M., Nindos A. Berlin: Springer, 2012. ... Berlin: Springer, 2012. ... J. 2012. ...

A STUDY OF THE FRAGMENT DISPERSAL AND TRAJECTORY OF THE SAYH AL UHAYMIR 001 METEORITE SHOWER. ... We obtained hundreds of GPS find locations, analyzed the fragment distribution, and developed a model of the meteorite's trajectory. ... More than 2670 samples weighing more than 450 kg have been collected. ... Increasing fragment mass along track indicated a flight direction of 233o. The fragments' mass distribution was used to model the meteorite trajectory. ...

... 4, Nњ27, 1965. RONCHI TEST A N D TRANSVERSAL ABERRATION ])(11/iel 1\1a lacara SPHERICAL SI':\L-\RIO La prucha dc Ronchi cs sumameute Ъtil para dctcrminar la (:alidad de sistemas уpticos que tendrнan ahcrra<:Нуn dc esfericidad transvcrsal. aЪu eu el caso de cstar perfectamente construidos. ... EXTENDED I ї Copyright 1965: Observatorio Astronуmico Nacional, Universidad Nacional Autуnoma de Mйxico SOURCE ~ ~ '\ RONCHI RULING - t t PLATE tCORRECTING SPHERICAL MI RROR ]'igure 2.- ...

Добро пожаловать, Гость . ... Телескопостроение, оптика (Модераторы: I.A.R. , Ivan7enych ) ? Один вопрос по ZEMAX . ... Гость . ... Записан . ... Проблема в чем: Plynomial задается как z=sum a_i E_i(x,y), а мне надо чтобы степени были для координаты по оптической оси, при использовании поворотов тоже проблема, так как и x, и y входят только с квадратом. А в zemax все поверхности (если не ошибаюсь) задаются как z=f(x,y), но никак не с квадратом ( в смысле z^2=g((x,y) ). ...

... See you all on February 8th! ... David Lechter, Outreach Chair 2 February 2011 Amateur Astronomers Association of Princeton Mars Rovers Celebrate 7th Anniversary on the Red Planet NASA's twin Mars rovers Spirit and Opportunity surely rank as one of the greatest triumphs in the history of space exploration. ... 4 February 2011 Amateur Astronomers Association of Princeton Opportunity is driving to different vantage points around the steep walled crater and snapping a series of gorgeous Martian vistas....

... Molecular beam epitaxy . Surface analysis . ... Molecular beam epitaxy and fundamental studies of semiconductor heterostructures (with quantum wells, quantum dots and superlattices) based on: . narrow gap III-V compounds for optoelectronic and electronic applications; . wide gap II-VI compounds, as well as ZnO, for visible range and UV optoelectronics and basic studies in the field of spintronics; . ...

MAIN PAGE . ... LINKS . ... AAL Members Sites . ... Amateur Astronomy . ... Mars Missions . Observatories Telescopes . ... astronomylinks.com. - astronomy and space links, shortcuts, favorites and bookmarks . ... Mel Bartels' Homepage about Amateur Telescope Making and a lot of interesting links (thx to Hugues Laroche for the link!) ... STEREO (Solar TErrestrial RElations Observatory) consists of two space-based observatories - one ahead of Earth in its orbit, the other trailing behind . ...

Общий форум . Scientific.ru Все форумы . ... Ник - 02.05.2006 19:08 . Re: Чудо.. ... Антон . Выходит, что "запрет" на существование неорганического источника кислорода не действует? ... Если Вы увидите планету с атмосферой близкой по термодинамическим характеристикам земной атмосфере, и в ней будет значительное кол-во кислорода, можете быть уверенным в его биогенном происхождении. ... Похоже что жизни там нет, а кислород в атмосфере есть. ... Чудо должно быть тихим и выгодным. ...

... Ce centre, formаЙ de molаЙcules vagues, se prit аА tourner sur lui-mаКme en se condensant progressivement; d'ailleurs, suivant des lois immuables de la mаЙcanique, аА mesure que son volume diminuait par la condensation, son mouvement de rotation s'accаЙlаЙrait, et ces deux effets persistant, il en rаЙsulta une аЙtoile principale, centre de l'amas nаЙbuleux. ... Ainsi ThalаИs de Milet, 460 ans avant J.-C., аЙmit l'opinion que la Lune аЙtait аЙclairаЙe par le Soleil. ... Vue de la Lune. ...

... What are mechanisms of secular evolution? ... Internal mechanisms of secular evolution may b e: · bar instabilities in dynamically cold disk galaxies , · deviations from circular rotation due to non-axisymmetric gravitation p otential effect which may b e produced by planar structures ... gravitational and energetic, effects of nuclear sup ermassive black holes ­ they may provoke as attraction as well expansion, · certain gas expansion by galactic winds and fountains, etc ...

... 2. ui , i- , : 5 ui = ( - sin cos i cosi - cos i sini T ), i (1) i ­ i- OYZ; i ­ i- OYZ, i = 225 - 90 i, i = 1,.. ... 6 max ( L1 , L2 ) nmax = min ( L1 , L2 ) ( nmax + 1) , nmax = min ( L1 , L2 ) max ( L1 , L2 ) - min ( L1 , L2 ) - . ... 3) D1min1 , D1min 2 7 mi n1min1 , n2 n1 , min 2 min 2 n1 , n2 , Dlast . ... 11) OX OXY : nxy = nijk - ( nijk , ez ) ez , (12) ex , ey , ez ­ . ... nxy , ex ) ( , ( nxy , ex ) < 0 -arccos nxy (13) OX OXZ : nxz = nijk - ( nijk , ey ) ey . ... 450 B2 (+225 ) B1 (-225 )...

Общая Астрономическая Конференция > Форумы общей направленности > Любые вопросы от новичков > Помогите найти . ... Просмотр полной версии : Помогите найти . ... A total of 373 objects was found which yielded a surface density of 8.6 UVX/deg/sup 2/ with B< or approx.^=20 mag.^ ... The surface density in this region is 7.2 UVX/deg/sup 2/ at Bapprox.19 mag and approximately a factor of 2 larger than the one found by Savage and Bolton (1979) in two 25-deg/sup 2/ fields near the SGP.^ ...