... Artist?s conception of the collision of Comet Shoemaker-Levy 9 with Jupiter, as seen from the Galileo spacecraft. At the time of the first impact, the comet fragments will be much farther apart than shown in this illustration. ... One orbit, computer May 18, 1993 by Syuichi Nakano, showed that the comet passed close to Jupiter in July 1992, and would pass within 45,000 kilometers of the center of Jupiter in July, 1994. ... The fragments of Shoemaker-Levy 9 move around Jupiter. ...
... Tonight's Sky . ... Observing . ... milky way . ... The double star 54 Leonis, spiral galaxy NGC 3198, and emission nebula NGC 3199 . ... Astronomy for Kids . ... Mapping the Milky Way . ... The team found W3OH orbits the galaxy slower than the galaxy spins and is falling toward the Milky Way's center. ... 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. ...
... Design of Imaging Optics . Analyzing Optics . ... The high resolution near infrared camera (CONICA) for the first VLT unit telescope is under development. It serves as a multi-mode instrument for the wavelength region between 1.0 and 5.0 microns, providing diffraction-limited spatial resolution when combined with the adaptive optic system NAOS of the VLT (Rosset et al. ... VLT instrumentation, ALADDIN InSb detector, NIR imaging, NIR spectroscopy, re-imaging optics, IR optics . ...
... Although designed for an Earth to Mars trip, it appears to pounding past Jupiter in this artistтАЩs impression. ... Thermonuclear fusion device is a polite way of saying nuclear bomb. ... The obvious way to avoid this pollution was to use ordinary rockets to launch the craft into space so that the nuclear bomb powerplant would only be activated far from Earth. A scheme for a smaller three person Orion carried into space on a couple of Saturn 5 boosters and assembled in Earth orbit was studied. ...
До конца XIX века об астероидах сложилось представление как об одиночных телах. ... Расстояние между КА и Гаспрой в момент сближения составило 16000 км и это позволило детально сфотографировать поверхность астероида, размеры которого составляют около 15 км. В конце августа 1993 г. "Галилео" пролетел на расстоянии 11000 км от астероида 243 Ида. ... Матильда имеет размеры 50x50x70 км и является крайне медленно вращающимся астероидом - один оборот за 17.5 суток. ...
... Corresponding gates in each row are connected in parallel at both edges of the array. ... Other gates. ... otherwise indicated, 45 kpixels/sec and standard voltages using a dual slope CDS circuit (8 µs integration time) Minimum Format Pixel Size Imaging Area Dark current (MPP), 20° C equivalent Readout noise Front Back Full Well signal Output gain CTE per pixel Typical 512 x 512 pixels 24 µm x 24 µm 12.3 mm x 12.3 mm 50 pa/cm2 5 electrons 7 electrons 350,000 electrons 1.5 µV/ electron 0 ...
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Ссылки http://www.sao.ru/drabek/CCDP/SITe/502datsh.pdf -- 643.8 Кб -- 11.11.1998
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Ссылки http://www.apo.nmsu.edu/35m_operations/35m_manual/Instruments/DISSlit/PDF/SI-502.pdf -- 643.8 Кб -- 02.07.2004 Похожие документы
Truebloodb,g, K. Zelayab Department of Astronomy, The Ohio State University, 140 West 18th Avenue, Columbus, OH 43221 USA; bNational Optical Astronomy Observatory, 950 North Cherry Street, Tucson AZ 85719 USA; cCerro Tololo Inter-American Observatory, Casilla 603, La Serena ... USA ABSTRACT We describe the design, construction and measured performance of the Kitt Peak Ohio State Multi-Object Spectrograph ( KOSMOS ) for the 4-m Mayall ... Optical layout for KOSMOS and COSMOS. ...
... GSAOI Home . ... Picture Gallery . ... For publication or display (electronic or otherwise), all images must be credited as noted. ... Image courtesy of Gemini Observatory . MCAO principle . ... Classical AO image of the Galactic Center at field center (left) and corner (right) . ... MCAO simulation . ... Natural seeing simulation . mpg) . Classical AO simulation . ... simulation (mpg) ...
... Here is some info I've compiled on the NexStar GPS Telescope operation. ... NexStar AUX Command Set . Hand Controller . ... PC Control Cables . ... These are not the same commands currently used to control the telescope from the HC serial port. ... design other devices that plug into the AUX port that can be accessed from the HC serial or PC port This document is highly technical in nature and is written mainly for programmers wanting to develop or enhance computer interfaces to the telescope. ...
Celestron Forum Message . ... Post . ... Celestron C8 Question . ... Post Message | ... Posted by Anthony Limoli on April 5, 2005 03:15:25 UTC . I was wondering if anyone could assist me with the following questions. I am a recent owner of a new Celestron C8 SCT and I am having two bits of trouble with it. ... www.astronomy.net . About Astronomy Net | ... Forum posts are Copyright their authors as specified in the heading above the post. "dbHTML," "AstroGuide," "ASTRONOMY.NET" & "VA.NET" . ...
Chairman: Mark Lopez (609) 393-2565 mal455@earthlink.net Editor: Victor Belanger (609) 448-8598 vic@apink.com Assistant Director: John Miller (609) 252-1223 jcm726@earthlink.net Volume 32 From The Program Chairman I know that most of you are regular readers of Sky Telescope and Astronomy magazines, and like myself, you are also frequent visitors to NASA's Astronomy Picture of the Day web site ... He began astro-imaging in1996 with a 10" Schmidt Cassegrain and a CCD camera. ...
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Ссылки http://www.princetonastronomy.org/newsletters/04_2003sidereal.pdf -- 1157.6 Кб -- 27.04.2003 Похожие документы
T HE V I www.vista.ac.uk V ISTA'S ISIBLE & NFRARED S UR VEY T ELESCOPE FOR A STRONOMY .R 1.65DEGREE DIAMETER INFRARED FIELD OF VIEW FEEDS A APID DEEP IR 4- METRE PRIMARY MIRROR AND MEGAPIXEL OBJECTS FOR FOLLOW-UP WITH VLT, AND DIRECTLY STUDY A WIDE VARIETY OF ASTRONOMICAL TOPICS (0.34 PIXEL ) CAMERA (0.852.3µm) 64 IMAGING SURVEYS WILL BOTH SELECT . ... As an ESO telescope, VISTA and its large surveys will now be fully exploited by the whole ESO community. ... VISTA Figure 9: Telescope support base. ...
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Ссылки http://www.vista.ac.uk/Files/docs/VISTA_in_eso-messenger-no117.pdf -- 919.4 Кб -- 14.06.2012 Похожие документы
... Printed in the U.S.A. TWO MORE DISK GALAXIES WITH GLOBAL GAS COUNTERROTATION O. K. Sil'chenko1 ,2 , A. V. Moiseev3 , and V. L. Afanasiev3 3 Sternberg Astronomical Institute, Moscow, 119991 ... @sao.ru Received 2008 October 10; accepted 2009 January 1; published 2009 March 25 1 ABSTRACT We report a discovery of extended counterrotating gaseous disks in early-type disk galaxies NGC 2551 and NGC 5631 ... 2, 2009 TWO MORE DISK GALAXIES WITH GLOBAL GAS COUNTERROTATION 1553 Figure 2. ...