NATIONAL ASTRONOMY AND IONOSPHERE CENTER . ... Planetary Radar . ... Asteroids . ... Radar imaging of near-Earth asteroids can provide dramatic images with resolutions down to 8 m, comparable to the images obtained by the Galileo and NEAR-Shoemaker spacecraft. ... Asteroid 2001 GQ2 was imaged by the Arecibo radar system during April, 2001 by M. Nolan. ... These radar images of main-belt asteroid 216 Kleopatra were obtained in November, 1999, about one hour apart (Ostro et al 2000, Science). ...
... Сообщения без ответов . ... Последнее сообщение . ... k2s Перейти к последнему сообщению . ... Asya_Schtirlitz Перейти к последнему сообщению . ... DeZeRt Перейти к последнему сообщению . ... Последнее сообщение Re: Химия. ... Vasisualiy57 Перейти к последнему сообщению . ... Ане4ка Перейти к последнему сообщению . ... bootal Перейти к последнему сообщению . ... Последнее сообщение Re: Равноденствие 2010 . Capricornus Перейти к последнему сообщению . ... Dmitry Перейти к последнему сообщению . ...
... Tonight's Sky . ... Herschel links Jupiterт??s water to comet impact . Only the space observatory was able to provide the sensitive spectral imaging needed to find the missing link between Jupiter s water and the 1994 impact of Comet Shoemaker-Levy 9. ... Only Herschel was able to provide the sensitive spectral imaging needed to find the missing link between Jupiter s water and the 1994 impact of comet Shoemaker-Levy 9, said Thibault Cavali of the Laboratory of Astrophysics of Bordeaux. ...
... Paul D. Feldman . ... Of particular note are the observations of comet D/Shoemaker-Levy 9 made prior to its collision with Jupiter in July 1994. ... This has been done successfully for two periodic comets, Faye and Borrelly, and was attempted for the separate fragments of comet Shoemaker-Levy 9 in order to attempt to estimate the mass, and consequently the kinetic energy input to the upper atmosphere of Jupiter during the 60 impacts in July 1994 (Weaver et al. 1994a,1995). ... Comet Q., 17, 3 . ...
... Recherche dans le site : . Ciel Espace, le magazine qui vous guide toujours plus loin . ... des pages consacr†йes †а la publication de vos photos Mais c'est aussi une vraie communaut†й avec laquelle partager votre passion et nourrir votre curiosit†й. Accueil Observez l'impact m†йt†йoritique sur Jupiter ! ... Jupiter_dans_le_ciel.jpg] . Les effets d†йvastateurs de la collision m†йt†йoritique survenue sur Jupiter le 20 juillet dernier sont bien visibles dans un t†йlescope d'amateur. ...
... ARTICLE: Die Roche’sche Grenze . ... Beide Objekte besitzen eine derart groъe Masse, dass sie in der Hauptsache von ihrer eigenen Gravitationskraft zusammengehalten werden, wobei die Masse des Planeten die des Satelliten Эberwiegt. Sehen wir uns den Satelliten etwas nДher an. ... Dadurch enstehen an der OberflДche der zwei Objekte GezeitenkrДfte, d.h. die OberflДche des Satelliten krЭmmt sich in Richtung des Mittelpunktes des Mutterplaneten und umgekehrt (vgl. ... AAL member since 1996 . ...
... The bright supernova (hereafter SN) in the galaxy NGC 4527 was first sighted by S. Knight (USA) on April 13.17UT at magnitude ~14.0v. The report of the sighting was subsequently forwarded by phone to the AAVSO. ... SN 1991T. The galaxy NGC 4527 is an Sb(s)II type galaxy with an apparent Blue magnitude of 11.32 (Shapley-Ames, 1981). ... An analysis of this event utilizing visual observations by amateurs, plus a light curve is presented.. ... THE LIGHT CURVE: . ... ISN SN 1991T web page . ...
... Home Articles NYC Urban Starfest ? Background & History of the Event . ... Urban Starfest in Central Park . ... Beyond New York City . ... A History of the First Forty Years of the Amateur Astronomers Association . ... NYC Urban Starfest - Background History of the Event . ... Today the NYC Urban Starfest, while somewhat smaller in nature & scope, but still a most wonderful event, is solely coordinated and directed by the Amateur Astronomer?s Association and the NYC Urban Park Rangers. ...
... Space Flight . ... Earth Satellites . ... From here on out there will be spoilers for Avengers: Age of Ultron , so if you havenт??t seen it yet, do not read on until you have. ... So what is the science behind Ultron?s scheme? In the film Ultron is fascinated with the impact that allegedly killed the dinosaurs . ... Naturally the Avengers manage to stop Ultron?s evil plan, and manage to prematurely detonate his ?meteorite?Тљ before impact, ultimately saving the entire human race from extinction. ...
... The classification of a large database of stellar spectra, which would be a Herculean task for human classifiers if done visually, is an ideal problem for the ANN technique, which can handle such problems without manual intervention. ... We have implemented ANN to classify stellar spectra from large spectral databases. We present here the Multilayer Back Propagation Network (MBPN), which is used to classify stellar spectra obtained in the optical and ultraviolet regions. ...
These are some notes on the Apache API and the data structures you have to deal with, etc. ... See the TODO file for what might be coming). ... Handlers, Modules, and Requests . ... A final note on the declared types of the arguments of some of these commands: a pool is a pointer to a resource pool structure; these are used by the server to keep track of the memory which has been allocated, files opened, etc. , either to service a particular request, or to handle the process of configuring itself. ...
... Observatory . ... THE HISTORY OF AAAP . ... After introductory remarks by Robert Sanders, founder of the Association, it was moved that the name of the organization be Amateur Astronomers Association of Princeton. ... 2/72 First issue of Sidereal Times, so named by Editor Roxanne Tobin. ... 5/72 Election of officers: Norman Sperling, Director; John Church, Assist. ... Sidereal Times, John gives the following report: . ... Sidereal Times.) ... Amateur Astronomers Association of Princeton Т? 2015. ...
... Although each chapter has its own set of links, this page offers the complete collection, with additional sites for those interested in general astronomy, amateur astronomy, professional astronomical institutions, and astronomy news. General Astronomy Links . Sky Telescope 's vast collection of astronomy sites . ... Space Telescope Science Institute . ... A page dedicated to sundial links across the Web . ... A page dedicated to sundial links . ... Overview of the moon . About the moon . ...
The world has lost one of its most renowned scientists with the death of Eugene Shoemaker at age 69. On the afternoon of July 18, 1997, Gene and his wife, Carolyn, were involved in a car accident in central Australia. ... Best known for his pioneering work in elucidating the mechanics of impacts and in the discovery of Earth-crossing bodies, Gene gained worldwide fame in March 1993 for his discovery,with Carolyn and colleague David Levy, of a comet that would strike Jupiter 16 months later. ...
The AstroGuide . ... AstroGuide | ... AstroGuide Listing . Login . See many more Astronomy Listings by: Category or Alphabet . ... However, you must Login to submit a comment. oops . ... www.astronomy.net . About Astronomy Net | Advertise on Astronomy Net | ... Unless otherwise specified, web site content Copyright 1994-2016 John Huggins All Rights Reserved . dbHTML," "AstroGuide," "ASTRONOMY.NET" & "VA.NET" . are trademarks of John Huggins ...
... We are at NASA Headquarters in Washington, D.C., to speak with Dr. Scott J. Horowitz, the Associate Administrator for the agency?s Exploration Systems Mission Directorate, for the NASA at 50 Oral History Project. ... One of the things that I had worked on and off over all those years was as an interface between the Astronaut Office and the group at NASA Johnson Space Center [Houston, Texas] that was looking at advance programs going on to Mars. ... Return to NASA at 50 Oral History Website . ...
... Собственник, ООО "Центр спутниковой связи" сдает офисные помещения в аренду по адресу: Москва, Загородное шоссе, дом 10, корп. 4., метро Ленинский проспект/Шаболовская. ... Перейти через дорогу, пройти между 2-х этажными домами, левее во дворе - белое 2-х этажное здание. ... 317, до остановки Загородное шоссе. Пройти между 2-х этажными домами, левее во дворе - белое 2-х этажное здание. ... Напротив остановки, в глубине двора - белое 2-х этажное здание. ... Вход на территорию с левого торца здания. ...
... 6 June 2013 President's Message.. ... Thanks go to John Maher for taking this telescope under his wing, making sure it's in working order and running training sessions for interested members. This Month's Meeting.. ... Professor Grindlay emphasized that volunteers, especially Bob Simcoe digitization of the plates possible. members have volunteered to work on the help of the ATMOB as and Ed Los, made the Numerous other ATMOB the plate scanning project. at the link: May Meeting Minutes . ...