... Imaging GRIN Rod Lens (HAG's) | Relay Rod Lens (LAG's) | ... The Refractive Index Distributions (RID) in GRIN lens preforms are made by multi-stage optimized ion-exchange diffusion between silicate mineral glasses and salt melts. ... In the LAG lenses - L ow A perture GRIN the nature of the changing of refractive index in glass via ion-exchange lies mainly in molecular volume increase. ... LAG lenses are specially treated to create the dark anti-flick surface coating (Fig.2). ...
... A non-linear relationship is observed between the sky brightness on clear and overcast nights, with a change in behavior near the rural to urban landuse transition. ... The great variation in skyglow radiance observed from site-to-site and with changing meteorological conditions underlines the need for a long-term international monitoring program. he introduction of artificial light has caused an unprecedented disruption to the nighttime environment over large areas of the Earth. ... Data processing...
... MASTER Net is 56 square degrees per 1 exposition . ... 06 Dec 2015: GRB 151205B: MASTER-NET early optical observations GCN18665 . ... 18 Nov 2015: GRB 151118A: MASTER-NET optical observations GCN18613 . ... 12 Nov 2015: GRB 151112A: MASTER-NET optical limit GCN18591 . ... 07 Nov 2015: GRB 151107A: MASTER-NET optical observations GCN18565 . ... 31 Oct 2015: Five OTs detected by Global Robotic MASTER Net ATel8232 . ... 02 Oct 2015: GRB 151001B: MASTER-NET early optical observations GCN18380 . ...
... Размещена статья "Новая карта рельефа Марса" . Размещена статья "Летящие группы Эггена" . ... Выход из этой ситуации - стационарное размещение инструмента в обсерватории, которую чаще всего приходится строить самому. ... Венчает сооружение купол, изготовленный либо из металла, либо досок или пластика, вращающийся на неком рельсе. ... Я решил спроектировать обсерваторию с классическим куполом, в которой можно разместить 0.5 м телескоп и одновременно несколько наблюдателей. ... С.В. Киселев . ...
... 3-я ступень (длина 8,1 м, диаметр 2,66 м) имеет 4-камерный ЖРД однократного включения с одним ТНА (с 4 поворотными рулевыми соплами) с тягой в пустоте 298 кН. ... РН с дополнительной 4-й ступенью (тяга ЖРД 4-й ступени 67 кН), использовавшаяся с 4.2.1961 года для вывода в космос КА ?Луна-4? ... Протон ? ... На 1-й ступени ?Протона? установлено 6 однокамерных ЖРД РД-253 (с общей тягой примерно 9 МН). ... С помощью РН ?Протон? с дополнительной 4-й ступенью тягой 83 кН выводились в космос КА ?Зонд-4? ...
Добро пожаловать, Гость . ... Научная панорама ? Девятый вал . ... http://it.arxiv.org/new#ids_2006 . ... Записан . ... Ответ #1 : 08.12.2006 [21:44:23] ? ... Цитата: ctac от 08.12.2006 [21:44:23] . ... Гость . ... Вот есть такой счетчик загрузок и цитирований -- там написано, что моя статья "The SETI Paradox" из Arxiv.org http://arxiv.org/abs/physics/0611283 . ... http://www.citebase.org/abstract?id=oai:arXiv.org:physics/0611283 . ... http://arxiv.org/abs/physics/0611283 . ...
... 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 ? ...
Journal of Atmospheric and Solar-Terrestrial Physics Manuscript Draft Manuscript Number: ATP1021 Title: comment on the paper by Dalin , Pertsev and Romejko Significance of lunar impact on noctilucent clouds ( revised version) Article Type: Research Paper Section/Category: Keywords: Noctilucent clouds moon influence mesosphere Manuscript Region of Origin: Abstract: a critical review of the paper by Dalin , ... Reference: Dalin, P.A., N.N. Pertsev, V.A. Romejko. ...
... This is commonly referred to as CPM (cost per thousand impressions).We pay you a percentage of revenues for the ads that you and your friends view with Harry, based on current CPM rates.You will get 75% of total revenue generated from your viewing.. ... REMEMBER: for every one hour the program on Your screen You'll get paid $0.50. And when You recommend those program to Your friends, reffering to Your personal ID, You'll get paid $0.10 for every hour the program open on Your's friends computer. ...
Клуб Скептиков . ... Имя: надежда, E-Mail: darelvc@gmail.com , Город: Винница . Home Page URL: http://ktonavkusnenkoe.ru . Комментарии: немножко надо поработать над сайтом, как то скучновато. ... Home Page URL: http://www.rosstro-velox.ru/ . ... Home Page URL: http://www.arenda.rosstro-group.ru/ . ... Home Page URL: http://www.vkusnodiet.ru/ . ... Home Page URL: http://cameramania.ru . ... Имя: Твоя мамка . ... Комментарии: Вот такое новое сообщение здесь на сайте скептиков в книге гостей . ...
... Spherical aberration, coma, and astigmatism are also easily observed using the star test. ... Off-axis images are complex. ... Fig. ... Diffraction by a circular aperture as a function of defocus for no aberration Airy Disk 1 wave defocus Less than 1 wave defocus Fig. ... Diffraction by a circular aperture as a function of defocus for third-order spherical aberration Paraxial Focus Small distance inside paraxial focus Moderate distance from marginal focus Immediate neighborhood of marginal focus Fig...
... part 1 | ... Part 3 . The new circuit of global tectonics of the planets and their satellites . ... The "too hot" substance (magma) is formed of combination of different sort of atoms of chemical elements, spontaneously arising in the entrails of the pre-Earth cosmogenic vortex (and equal in entrails of other celestial object of spherical form). ... The water dropped out from the last it gradually was condensed and formed the widths of uniform Global ocean. ...
. ИЗГОТОВЛЕНИЕ . АСТРОНОМИЧЕСКИХ ПРИБОРОВ И ОПТИКИ . ДЛЯ ЛЮБИТЕЛЕЙ И ПРОФЕССИОНАЛОВ . FABRICATION . OF ASTRONOMICAL INSTRUMENTS AND OPTICS . FOR AMATEURS AND PROFESSIONALS . о компании . оптика . телескопы . контакт . 300 мм телескоп Ньютона на установке Добсона . about company . optics . telescope . contact . Тел./Факс.536-89-22 .
... Equinox of object coordinates BJ = 18.87 / bJ magnitude UMBJ = -0.69 / u - bJ colour BJMR = 0.22 / bJ - r colour NOBS = 1 / Number of 2dF observations available IS_ BEST = 'TRUE ' / TRUE if this file contains the best 2dF observa DATEBEST= '24/09/00' / Date of best 2dF observation (DD/MM/YY) ID_ BEST = 'QSO ' / ID from best 2dF observation QUALBEST= 11 / Data quality flag from best 2dF observation Z_ ...
... Regional planning meeting for the Balkan and Black Sea | ... Proposals for a web site of the Regional Network - Information on regional and global activities - Proceedings of this Meeting - Space Weather Alerts for the public - Form for submitting research and observational proposals - Database of scientific data publicly available - Greece provides solar telescope data - Romania provides data on active regions studied with helioseismis holography - Armenia provides access to...
... 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. ...
... Corvus Capital, along with its own capital, has the backing of a number of international funding partners. ... MyCloudtag App has launched in the Apple App Store Google Play store! App Fitness & Health . Andrew Regan lead a 10 man team on the first ever there-and-back crossing of the Antarctica. ... CloudTag is a London Listed Company focused on the Fitness and Wellbeing Market. AIM Fitness & Health . Sirius Petroleum is an Oil Gas Company listed on London's AIM. AIM Oil & Gas . ...
... Basic Research results General information Main characteristics of the Radio telescope Observing programs General view of the antenna array Main research areas Principle of generation of radio images Radio telescope's beam Receiving systems Main characteristics of the base receiving-recording complex Calibrations Data archive and databases Publication of data Possibilities of observing the structure and dynamics of microwave activity SSRT - Research results . ...
... I am fond of astronomy from school time. When I was eleven years old, I built my first telescope. ... I had renewed my hobby when I was 33 and when I already had a family and two sons. The 110-mm Newtonian is my first serious self made instrument and I built it during five years. ... In the Russian version of this site there are some articles, wich I wrote and the bibliography of the astronomy and ATM literature. ... Alexander Zencovich. ...