The Stone Age Observatory. It is well known that a lot of ancient constructions are oriented according to the cardinal points but not long ago scientists turned upon archeological monuments. ... The ancient monuments studied by archeoastronomy had been used for observing the sun and the moon. ... They are called megalits (from Greek "megas" - "great"; "litos" - "stone"). ... The Great Stonehang. ... Orby called it a Heel Stone because he had seen a small hole in it looked like a heel trace. ...
... the time of observation . ... Observing the Changing Position of the Sun To Establish Cardinal Directions . ... Observations of the Sun's apparent movement across the sky and its pattern of rising and setting in the east and west horizon helped to establish the cardinal directions. ... The final stage of the Sun's return was marked by the observation that the Sun had reached its highest altitude when the full width of your mitted hand could fill the gap between the Sun and the horizon. ...
. Bright Supernovae - 2012 . This data comes from IAU 's IAU Circulars , and Transient Objects Confirmation page , The Astronomer's Telegram and several other sources. An archive of the 2012 updates to this page is available. This is a archive of the supernovae discovered in 2012. For supernovae that are still visible, please look at the main page . Please look in the Archive page for a complete list. For more information, you can look at the following Supernova Catalogs: . IAU List of Supernovae since 1885
... Behemoth black hole found in an unlikely place . Gravitational wave search provides insights into galaxy evolution and mergers . ... Missing black holes found . A new study of galaxies has unmasked hundreds of black holes hiding deep inside dusty galaxies billions of light-years away. ... For instance, astronomers have learned that most massive galaxies steadily build up their stars and black holes simultaneously until they get too big and their black holes suppress star formation. ...
... Home Articles Why is the Moon so high (or so Low)? ... Clear Sky Chart . This Month's Sky . ... Beyond New York City . ... Why is the Moon so high (or so Low)? ... Observing Resources for Amateur Astronomers - Part 1: Beginning Observers . Observing Resources for Amateur Astronomers - Part 2: Intermediate Observers . ... A History of the First Forty Years of the Amateur Astronomers Association . ... 2016 Amateur Astronomers Association of New York Designed by Press Customizr Powered by . ...
Astronotes Armagh Planetarium's Stellar Blog! ... Armagh Planetarium . ... Space Flight . ... Rockets . ... Weird and Fun . ... By admin July 1, 2011 Posted in: Armagh Planetarium . ... During the summer months fun workshops will be on offer such as rocket launching . ... Make the trip to Armagh Planetarium this summer, it?s the next best thing to a trip into space! ... Our usual fun space related activities will be running on this final weekend of the summer, a great way to end the summer holidays! ...
... In this chapter, we practice reading maps, first of our nearby surroundings, then of our town, and then of the Earth and stars. ... What makes a good map? ... Close one eye. ... Students may make a number of these maps of the same area of the sky at intervals over a period of months in order to record the movement of the stars. ... The complex astrolabe will help students to find constellations and make sky maps with the important stars in their correct positions as viewed from a particular latitude...
. љ . Глава 3. Язык описания аппаратуры AHDL . Стешенко В.Б. 3.1. Общие сведения . Язык описания аппаратуры AHDL разработан фирмой Altera и предназначен для описания комбинационных и последовательностных логических устройств, групповых операций, цифровых автоматов (state machine) и таблиц истинности с учетом архитектурных особенностей ПЛИС фирмы Altera. Он полностью интегрируется с системой автоматизированного проектирования ПЛИС MAX+PLUS II. Файлы описания аппаратуры, написанные на языке AHDL, имеют
Previous Editions of the M111: . ... The Christmas Star - Fact Or Fiction? ... 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! ... First and foremost, I'd like to thank everyone who took the time to vote on this year's board and officer elections both in person and by proxy. ...
... Эта глава познакомит вас с некоторыми из наиболее интересных возможностей Linux. ... IP адрес. ... Администратор вашей сети скажет адрес вашего сервера имен. ... Dip можно также использовать для настройки вашей системы Linux в качестве SLIP-сервера, когда другие машины к вам дозваниваются и выходят в сеть через вторичное соединение по Ethernet на вашей машине. ... Если вы используете SLIP-сервер, выдающий статические IP адреса, вы можете включить записи о ваших IP адресе и хост-имени в /etc/hosts . ...
Arecibo Observatory Technical Memo AOTM 99-02 THE LBW FEED: POINTING ACCURACY, BEAMWIDTH, BEAM SQUINT, BEAM SQUASH Carl Heiles ABSTRACT During February-March 1999 we made extensive observations to obtain a complete characterization of the polarization properties of the LBW feed over the frequency range 1420:4 6:25 MHz. ... ZA PAscan PAsquint + AZ + Fig. ... Stokes V beam squint from equation 8 with parameters in the form of equation 6a. We also obtained chcross data at 45 to the az ; z a directions. ...
Precision Telescope Control System PTCS Project Note 47.1 Out-Of-Focus Holography at the Green Bank Telescope, The Gain-Elevation Curve and Absolute Efficiency Bojan Nikolic, Dana S. Balser & Richard M. Prestage 27 June 2006 GBT Archive: PR059 File: PROJECTS Keys: PTCS, OOF Abstract Out-Of-Focus (OOF) holography was performed using the GBT Q-band (43.1 GHz) receiver over a range of elevations using astronomical sources to measure possible large-scale, repeatable errors due to gravitational effects. ...
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Ссылки http://www.mrao.cam.ac.uk/~bn204/mk2/publications/2006/ptcspn47.pdf -- 1524.5 Кб -- 25.11.2009 Похожие документы
Where On Earth Will The Sun Rise Earliest . ... This imaginary circle around the earth at 66є 33' north latitude where the Sun is split in half by the horizon at noon during the winter solstice is called the Arctic Circle . ... So we are looking for a point on earth that is on or just barely west of the International Date Line (it has to be Saturday, January 1—not Friday, December 31) and on or just barely north of the Antarctic Circle, where the Sun rises from its brief arc below the horizon. ...
Flight Director Glynn Lunney expected a quiet night on the console as he began his shift on the evening of April 13, 1970. ... In this narrative he shares ?through one decision, one choice, and one innovation at a time,? the team at Mission Control at the Manned Spacecraft Center in Houston worked together to bring the Apollo XIII crew safely home. ... RETURN HOME STEPS. ... We offered 61 hours GET and the crew wanted a little more time, settling on 61:30 GET. ... Return to JSC Oral History Website . ...
One of the most important questions in astronomy today is the source of the ionising photons that caused a predominantly neutral Early Universe to evolve into the ionised one we see today. ... Although the global star formation history of the early universe is strongly constrained by current observations, we actually know little about the nature of star formation at this time (as given by the specific star formation rate). ...
Lomonosov Moscow State University UNIVERSAT-2006 University Satellites and Space Science Education The First International Symposium on Space Education June 26 -30, 2006, Lomonosov Moscow State University, Russia ABSTRACTS Moscow 2006 International Advisory Committee V. Sadovnichiy Chairman Academician, Rector of Lomonosov Moscow State University, Russia M. Panasyuk Vice-Chairman Professor, Director of Skobeltsyn Institute of Nuclear Physics, Lomonosov Moscow State University, Russia V. Alexandrov, Moscow
... Up: Telescope and Instrument Control Systems . ... 172, Astronomical Data Analysis Software and Systems VIII, eds. D. M. Mehringer, R. L. Plante, & D. A. Roberts (San Francisco: ASP), 91 . ... National Radio Astronomy Observatory, Green Bank, WV 24944-0002, USA . ... The metrology system, comprising a network of infrared laser rangers, has been developed to measure the position of the surface to an accuracy of 50 microns. The metrology computer control system is described here. ...
ATMoB "Double Star Award " Guidelines Purpose: To promote observing among the membership of the Amateur Telescope Makers of Boston in particular, double, triple, and multiple stars. Introduction: Double, triple, and multiple stars are the "Rodney Dangerfields" of the night sky. ... W hile they can be observed under a variety of sky conditions, double stars especially close ones are best viewed on nights when the seeing is steady. ... The direction from a star to Polaris is north. ...
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Ссылки http://www.atmob.org/about/observing/awards/files/double_star_instructions_2011-02-01.pdf -- 24.3 Кб -- 21.02.2011 Похожие документы