Mercury Spring 2007 Table of Contents . ... Our best estimates are that roughly 250,000 college students take an introductory astronomy course in the United States each year. ... For many non-science students, an astronomy course may be their one contact with the physical sciences during their entire college careers. ... If you enjoyed this excerpt from a feature article and would like to receive our quarterly Mercury magazine, we invite you to join the ASP and receive 4 issues a year. ...

... line .. ... line cable . ... Signal ACK NAK NOD ACN ACY ACW SINC DNG Hex. co de 0x87 0x96 0xA5 0xB4 0xC3 0xD2 0xE1 0xF0 Meaning Successful receiving of data Damaged packet was received Required data are not ready Command is successfully received but such a command do es not exist Command is successfully received and executed Command is successfully received but can not b e executed right now Synchronization signal Danger signal 29 Within the packet, the command byte follows after the header byte. ...

Using Site testing data for Adaptive Optics simulations Kislovodsk, October 2010 1Glen Herriot, 1David Andersen, 1Jean-Pierre VИran, 2Brent Ellerbroek, 2Luc Gilles, 2Lianqi Wang 1National Research Council Canada ­ Herzberg Institute of Astrophysics 2TMT Project Office, Pasadena TMT.AOS.PRE.10.074.REL01 1 Outline TMT / NFIRAOS Site Testing Parameters and their value for Adaptive Optics Simulations ... TMT.AOS.PRE.10.074.REL01 9 What is the interest of Adaptive Optics in r 0 Seeing ? ...

... 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...

... Астрофорум - астрономический портал ? ... Астрономическое оборудование и аксессуары (Модераторы: zlyden , Denk36 ) ? GOTOSTAR от JINGHUA OPTICS . ... Записан . ... Цитата: lazyBSD от 13.11.2006 [13:01:41] . ... Ответ #3 : 14.11.2006 [11:30:11] ? ... Цитата: Vladim от 14.11.2006 [12:23:31] Вообще то по шпионским сведениям эту штуку для Jinghua соорудил не кто иной как QHY - кто знаком с его творениями увидит откуда уши растут В тч электрофокусер RS232 и... ...

... A rough estimation is that in the United States there is one planetarium per 100,000 population, ranging in size from the Hayden Planetarium's 20-meter dome seating 430 people, to three-meter inflatable portable domes where children sit on the floor. ... Together dblo associates make a huge impact in the architecture, interior design and development arena in London. ... With the holidays around the corner what better way to spoil your family than with your very own private home cinema. ...