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161. Solar Sails Move from Theory to Fact | Astronotes
... Solar System . ... Pioneering Solar Sail: Artist?s impression of Nanosail-D after deployment above Earth?s atmosphere (image credit: NASA) . ... This is the basic idea behind solar sails, however the practical application of this theory hasnтАЩt always run a smooth course. ... Cosmos 1 was to be the first solar sail spacecraft, which would rely exclusively on solar pressure to control the crafts orbit. ... The solar sail had confirmed acceleration due to solar radiation by 9 July 2010. ...
[ Сохраненная копия ]  Ссылки http://www.armaghplanet.com/blog/clipperships-of-the-cosmos-solar-sails-move-from-theory-to-fact.html -- 49.2 Кб -- 09.04.2016
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162. Mars orbiter arrives March 10 | Astronomy.com
... Tonight's Sky . ... SUN MOON MERCURY VENUS MARS, JUPITER SATURN . ... Observing . ... Gravitational wave search provides insights into galaxy evolution and mergers . ... The double star 54 Leonis, spiral galaxy NGC 3198, and emission nebula NGC 3199 . ... Astronomy for Kids . ... Mars orbiter arrives March 10 . ... Only registered members of Astronomy.com are allowed to comment on this article. ... Receive news, sky-event information, observing tips, and more from Astronomy's weekly email newsletter...
[ Сохраненная копия ]  Ссылки http://www.astronomy.com/news/2006/03/mars-orbiter-arrives-march-10 -- 69.9 Кб -- 10.04.2016
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163. http://www.zenit-foto.ru/doc/09_10_2014_preimprav.doc
Уведомление о возможности осуществления преимущественного права приобретения дополнительных обыкновенных именных акций Открытое акционерное общество «Красногорский завод им. С.А. Зверева» (место нахождения: 143403, Московская область, г. Красногорск ... регистрационный номер 11025002863247) (далее также - «Общество» или «Эмитент») настоящим уведомляет о возможности осуществления акционерами преимущественного права приобретения размещаемых ...
[ Текст ]  Ссылки http://www.zenit-foto.ru/doc/09_10_2014_preimprav.doc -- 67.0 Кб -- 13.11.2014
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164. The M111 - "On Line"
Previous Editions of the M111: . ... Severe Space Weather . ... On Line"! ... Any time you have something you'd like to offer - be it a story of how you first got started in astronomy, a star party you just attended, a telescope you just bought, or your favorite constellation, just drop me a line with the story included and I'll be sure to get it posted! ... You can keep an eye on space weather yourself at the National Weather Service's Space Weather Prediction Center, www.swpc.noaa.gov . ...
[ Сохраненная копия ]  Ссылки http://www.wro.org/ras/m111/february2009.html -- 28.9 Кб -- 15.03.2009
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165. Electronic Publications and Collection Management - Issues to Consider
... Up: Electronic Publications: The Library at the User's Fingertips . ... Electronic publications affect virtually all areas of library collection management. ... Based on the traditional model of library collection management, the article gives an overview of issues librarians should consider when dealing with electronic publications. ... It is crucial to all libraries as well as information users that access to electronic publications is guaranteed over time. ... Library Journal, 122(14), 136-139 . ...
[ Сохраненная копия ]  Ссылки http://www.stsci.edu/stsci/meetings/lisa3/grothkopfu1.html -- 29.0 Кб -- 17.09.1998
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166. Armagh Observatory
Owing to the gradual slowing down of the Earth's rotation, the International Earth Rotation and Reference Systems Service, based at the Paris Observatory, has announced that 2005 will contain an extra second. ... Our normal civil, or clock time, is based on Greenwich Mean Time (GMT), the world standard since 1884, which is tied to when the Sun arrives due south at the Greenwich Meridian, the zero of Longitude. ...
[ Сохраненная копия ]  Ссылки http://star.arm.ac.uk/press/2005/leap_second2_pr.html -- 5.7 Кб -- 03.01.2006
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167. Mars Express движется к Красной планете # X-Mars
ВСЕ О ПЛАНЕТЕ МАРС . ... Mars Express движется к Красной планете. Межпланетная автоматическая станция "Марс-Экспресс", выведенная в околоземное пространство стартовавшей 2 июня с космодрома Байконур российской ракетой-носителем "Союз-У-ФГ", взяла курс на Красную планету. ... Основная капсула станции останется на орбите, а на поверхность планеты опустится робот-марсоход "Бигл-2", который исследует геологическую поверхность Марса и его атмосферу. ... Mars Exspress движется к красной планете . ...
[ Сохраненная копия ]  Ссылки http://x-mars.narod.ru/investig_express_2.htm -- 36.7 Кб -- 09.04.2016
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168. http://www.astro.louisville.edu/software/xmtel/archive/xmtel-3.1/docs/lx200/app83_rs232.pdf
... For example, only eight signals are used for a typical modem. ... 030998 2/9 APPLICATION NOTE 83 RS­ 232 DEFINED SIGNALS Table 1 CIRCUIT MNEMONIC AB BA BB CA CB CC CD CE CF CG CH CI CJ RL LL TM DA DB DD SBA SBB SCA SCB SCF CIRCUIT NAME* Signal Common Transmitted Data (TD) Received Data (RD) Request to Send (RTS) Clear to Send (CTS) DCE Ready (DSR) DTE Ready (DTR) Ring Indicator (RI) Received Line Signal Detector** (DCD) Signal Quality Detector Data Signal Rate Detector from DTE...
[ Текст ]  Ссылки http://www.astro.louisville.edu/software/xmtel/archive/xmtel-3.1/docs/lx200/app83_rs232.pdf -- 75.5 Кб -- 10.05.2000
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169. Phil Plait's Bad Astronomy: Bad News
... What's New? Bad Astronomy . ... News . ... Site Info . ... There is a news feed that gets sent out over the internet via the newsgroups on Usenet. ... The so-called "solar storms" occure [sic] when black holes in the sun explode, sending off enough of a current to disrupt the earth's own magnetic field, according to the researchers at the National Aeronautics and Space Administration (NASA) Jet Propulstion [sic] Laboratory. ... 2008 Phil Plait. ... THE BIRDCAGE: ARCHIVE OF OTHER BAD NEWS ITEMS . ...
[ Сохраненная копия ]  Ссылки http://www.badastronomy.com/bad/news/solar_storms.html -- 17.7 Кб -- 09.04.2016
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170. http://www.stecf.org/conferences/adass/adassVII/reprints/barnesd2.ps.gz
... Robust Bandpass Removal Traditionally, the bandpass that is present in single­dish 21 cm spectra is re­ moved by observing in a ``signal­reference'' mode. ... Instead, a statistical estimate of the bandpass at the position and time that a particular spectrum---the target spectrum---was acquired is made from a set of earlier and later spectra observed by the same beam---these are the reference spectra. ... I b,p,c is a 1024­ channel flux density spectrum. ... References Barnes, D. G. 1998, this...
[ Текст ]  Ссылки http://www.stecf.org/conferences/adass/adassVII/reprints/barnesd2.ps.gz -- 113.4 Кб -- 12.06.2006
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171. APO 3.5-m Telescope: Operational Design and Issues
... Apache Point Observatory, PO Box 59, Sunspot, NM 88349 . ... Designed to enable nearly full remote operation via the Internet, remote use of the telescope comprises two-thirds of all observing. ... Keywords: remote observing, Internet, 3.5-meter telescope, Astrophysical Research Consortium, ARC, Apache Point Observatory . ... 1 This paper gives an update on the operational design as it has evolved since the early commissioning, and includes discussion of issues and future enhancements. ...
[ Сохраненная копия ]  Ссылки http://www.apo.nmsu.edu/Telescopes/eng.papers/AS98/AS98Manuscript.html -- 29.9 Кб -- 08.01.2003
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172. http://www.atmob.org/newsletters/March_NL.doc
pic] STAR FIELDS Newsletter of the Amateur Telescope Makers of Boston Including the Bond Astronomical Club Established in 1934 In the Interest of Telescope Making & Using Vol. ... 2 March 2012 This Month's Meeting. ... The IIC is a multi-disciplinary center that fosters new work at the boundary between computing and science. ... Sky Object of the Month Variable Star R Leonis On the evening of March 1, 1918, a young Ohio farm boy trained a small refracting telescope towards the variable star R Leonis. ...
[ Текст ]  Ссылки http://www.atmob.org/newsletters/March_NL.doc -- 1892.5 Кб -- 05.03.2012
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173. http://xmm.vilspa.esa.es/docs/documents/GEN-ICD-0019-1-1.pdf
XMM Flight Dynamics ESOC/FCSD/OAD Document: Issue: Date: Page: XMM-SOC-ICD-0019-OAD Issue 1.1 September 15, 1998 i XSCS Orbit ICD XMM Interface Control Document XSCS Orbit Access Software XMM Doc. ... Orbit Files Access Routine . ... XMM Flight Dynamics TOS-GF Document: Issue: Date: Page: XMM-SOC-ICD-0019-OAD Issue 1.1 September 15, 1998 11 XSCS Orbit ICD - Description of Interfaces 5.2 5.2.1 Orbit Files Access Routine ORBITA - File Read Routine The orbit file can be read by a FORTRAN subroutine. ...
[ Текст ]  Ссылки http://xmm.vilspa.esa.es/docs/documents/GEN-ICD-0019-1-1.pdf -- 315.9 Кб -- 15.01.2002
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174. http://www.mso.anu.edu.au/~fbriggs/bbk.pdf
... An RFI "" reference signal,оо is constructed from the cross power spectrum of the signals from the two polarizations of a reference horn pointed at the source of the RFI signal. ... The method requires computation of cross power spectra between the RFI contaminated astronomical signals and high signal-to-noise ratio RFI "" reference signals оо obtained from a receiving system that senses the RFI but not the astronomical signal. ... The solid line is the cross power spectrum C ( f ) 34 deпned in eq. ...
[ Текст ]  Ссылки http://www.mso.anu.edu.au/~fbriggs/bbk.pdf -- 913.4 Кб -- 08.01.2004
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175. http://www.aaa.org/EyepieceFiles/aaa/2011_03_March_Eyepiece.pdf
... In fact, it was about 75 years ago that astronomers studying distant galaxies found they had hundreds of times mor e gravitational pull than the mass of visible stars would warrant. ... Although its stars can't be resolved, evidence suggests it's a compa ct galaxy of hot stars for med 100 million-200 million years earlier from gas trapped in a pocket of dark matter. ... A new study has pinpointed the lower limit of dark matter needed to ignite frenzied star formation: a mass equal to 300 billion...
[ Текст ]  Ссылки http://www.aaa.org/EyepieceFiles/aaa/2011_03_March_Eyepiece.pdf -- 817.7 Кб -- 22.02.2015
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