Next: The VizieR System for Accessing Astronomical Data . ... Astronomical catalogues containing from a million up to hundreds of millions of records are becoming commonplace. ... In this paper we describe the results of our pilot project aimed at assessing the feasibility of employing Object-Relational DBMSs for the management of large astronomical catalogues. ... There are many possible approaches to the problem of managing very large astronomical catalogues. ... Range query on coordinates: . ...

... ARTICLE: The Adventurous Search For The Astronomical Unit . ... Kepler himself had suggested to use the rare occasions of Venus transiting (crossing) the solar disk to measure our distance to the planet. ... Due to the orbital inclination of Venus against the ecliptic of 3.5°, a Venus transit is so rare that it happens only at intervals of 121.5 years, 8 years, 105.5 years, 8 years and so on. ... Crabtree witnessing the transit of Venus 1639 . ... Transits of Venus - The Quest for the Solar Parallax...

. This is a new popup window - close it when you are done . Submitted by Mario Motta M.D. on 02/05/2013 20:06:25 . NGC 3178 . An Arp galaxy, distorted by nearby galaxy (out of field), about 42 Million LY away, and just below, a Hickman group of interacting galaxies 400 million LY away . Logon to post a follow-up comment or review comments from others . Copyright (c) Amateur Telescope Makers of Boston, Inc. About Us Contact Us

Поняття про магн?тосферний супутниковий експеримент. Основн? етапи централ?зовано? обробки даних. ... Модель Циганенка 1996 року та ?? застосування до обробки даних косм?чних експеримент?в. ?оносферн? прояви магн?тосферних збурень. ... Основи статистично? обробки даних. ... М.: Мир, 1987. Верхоглядова О.П., ?вченко В.М., Методика визначення положення областей магн?тосфери за даними вим?рювань косм?чних апарат?в: експериментальн? критер?? та емп?ричне моделювання/ Косм?чна наука ? ...

... Asteroid . ... In case you didn't hear about it, which you probably didn't: On Jan. 7, an asteroid 1,000 feet across -- nearly three times the current diameter of Marlon Brando -- barely missed the Earth, which is most likely your planet of residence. ... What if this asteroid had hit the Earth? ... As it happens, the American Astronomical Society was holding a conference in Washington AT THE VERY SAME TIME as the asteroid nearly hit the Earth. ...

... Проект выполняется совместно ИЯИ РАН, ИЛФ СО РАН и ГАИШ МГУ . Система откачки и вакуумная камера большого детектора ОГРАН . Целью проекта является создание опто-акустической гравитационной антенны (ОГРАН) нового типа, сочетающей преимущества резонансных гравитационных детекторов и интерферометрических антенн на свободных массах. ... Данные, полученные с антенны ОГРАН, будут использоватся в международной сети твердотельных гравитационных детекторов при поиске гравитационного излучения. ...

IC 348 1 IC 348 IC 348 Hubble image of IC 348 and its surroundings.[ ... References External links Ї Amateur photography ( http ://www.photonhunter.at/IC348.html) Article Sources and Contributors 2 Article Sources and Contributors IC 348 Source: http ://en.wikipedia.org/w/index.php?oldid=549545123 Contributors : Jmencisom, PatrickHochleitner, RJHall Image Sources , Licenses and Contributors File:Hubble image of LRLL 54361 and its surroundings.tif Source: ...

... ST-ECF . ABOUT ST-ECF . ... After an initial agreement between NASA and ESA in 1977 and following Hubble's more than twenty years in space and 110,000 orbits of the Earth, the aim of this conference is to celebrate the huge contributions made by the Hubble observatory to our knowledge and understanding of the Universe. ... David Southwood . ... Robert O'Connell . ... Robert O'Dell . ... Questions and information: HST3@stecf.org . ... Maintained by HST 3 Webmaster <HST3@stecf.org> . ...

... Р?С?С?С?Р?Р?Р?Р?РеС?Р?С?Р?РеР? ... Launched on February 17, 1996, the Near Earth Asteroid Rendezvous (NEAR) mission is to be the first of NASA's Discovery missions, a series of small-scale spacecraft designed to proceed from development to flight in under three years for a cost of less than $150 million. ... The ultimate goal of the mission is to rendezvous with and achieve orbit around the near Earth asteroid 433 Eros in February, 1999, and study the asteroid for approximately one year. ...

Supernova 1999cl in M88 . This page is devoted to information on Supernova 1999cl in M88 Basic information on this SN, including the last reported brightness, on this Supernova can be found on the main supernova page. Information on the original web pages for many of these images can be found on the Supernova links web page. ... M1 Supernova Search has a 1999cl page . ... Pedro Re' Animated gif image . ... DAX Observatory . ... vsnet-obs 21040 ] (fwd) Observation of Supernova 1999cl in M88 . ...

. В&K : Статьи и литература : . И.А. Климишин. Заметки о нашем календаре . История нашего календаря . И сказал Бог: да будут светила на тверди небесной, . для отделения дня от ночи, и для знамений, . и времен, и дней, и годов... И создал Бог два светила великие: . светило большее, для управления днем, . и светило меньшее, для управления ночью, и звезды. И поставил их Бог на тверди небесной, . чтобы светить на Землю, . и управлять днем и ночью, и отделять свет от тьмы. И увидел Бог, что это хорошо. И был