... Discussion of Declination Drive Design . ... It is held in my personal stock of parts to replace a drive that might go out of service for some reason on one of the two LX200 telescopes that I am responsible for keeping in good repair.  ... The photocells detect light from a pair of small lights through the encoder mask and encoder wheel encased in the gear box housing. ... In one case of declination drive runaway, the cause was breaking of one of the leads to one of the photocells.  ... All fixed!! ...

This module provides for mapping different parts of the host filesystem in the document tree, and for URL redirection. ... The directives contained in this module allow for manipulation and control of URLs as requests arrive at the server. ... The ScriptAlias directive has the additional effect of marking the target directory as containing only CGI scripts. The Redirect directives are used to instruct clients to make a new request with a different URL. ... Syntax: Alias URL-path file-path | ...

... Bad Astronomy . ... Keep Bad Astronomy close to your heart, and help make me filthy rich. ... The length of the shadow depends on the height of an object (like a mountain or a human) and how high up the Sun is. ... We can calculate the length of the shadow if we know the Sun's angle above the horizon and the object's height. ... The Earth spins 360 degrees in 24 hours, which means it spins 1 degree in 4 minutes; that in turn means the Sun moves 1 degree every 4 minutes in the sky. ...

... ISC Kosmotras . ... Cluster Launch of Dnepr LV 22 August 2013 KOMPSAT-5 Launch 21 November 2013. ... Being the 8th commercial launch for Dnepr, this is also its first 'return to flight' mission since the failure encountered on July 27, 2006 during liftoff from Baikonur. In parallel with the successful completion of its first launch campaign in 2007, ISC Kosmotras continues preparations for the next two Dnepr launch missions scheduled to fly from Baikonur and Yasny launch bases. ... Dnepr Program . ...

. Search this album . Gallery . :: Public Events . :: Between Light and Dark Matters, 24 Feb 2005 . :: Covers come off the artwork as fine weather rтАж . Sidebar Left . Sidebar Top . No Sidebar . Sidebar Bottom . Sidebar Right . View full size . Title: Covers come off the artwork as fine weather returns . File name: artRW5.jpg . Owner: Gallery Administrator . Dimensions: 504 x 378 px . Page: 1 2 3 4 5 6 7 8 9 10 14 15 . Powered by Gallery 3.0.9 (Chartres) . Login

SAI VO . ... SAI CAS . ... Web Services . Catalog Access Services . ... SAI VO Wiki . ... Program Access . SAI CAS Wiki . SAI Web Services . ... DSS Mirror . ... We provide an implementation of IVOA standard Simple Image Access Protocol interface to our DSS mirror. Service metadata is available here . Currently, we provide the atlas service only, which returns the list of original DSS images intersecting the requested sky area. ... SAI MSU | ...

... IRAF Multiple Extensions FITS (MEF) Files Interface Nelson Zarate National Optical Astronomy Observatories Tucson, AZ 85719 (zarate@noao.edu) Abstract. ... If there are no values to match then `extver' should be INDEFL. 3.2. mef rdhdr gn (mef,group) Read extension number `group'. ... The header should have been read by now. mefo The output file MEF pointer returned by mef open. 4.2. mef copy extn (mefi, mefo, group) Copy a FITS extension given by its number `group' into an output file. ...

... Sergei Konstantinovich Krikalev . ... When the Salyut 7 space station failed in 1985, he worked on the rescue mission team, developing procedures for docking with the uncontrolled station and repairing the station's on-board system. ... Krikalev flew on STS-88 Endeavour (December 4-15, 1998), the first International Space Station assembly mission. ... In completing his sixth space flight, Krikalev logged a total of 803 days, 9 hours and 39 minutes in space, including eight EVA's. OCTOBER 2005 ...

Turning the Camera Skyward . A reconfigured camera can take wide-field exposures of astronomical objects (constellations, the Milky Way, zodiacal light, moving artificial satellites, meteor showers, variable stars, etc.) to reveal much fainter objects and structures than seen by naked eye. ... This picture reveals objects more than 2.5 times fainter than can be seen by the naked eye, including not only stars but also the Orion nebula (M42), where new stars are being born. ...

... Comet Ikeya-Zhang, designated C/2002 C1 (Ikeya-Zhang), is named after Kaoru Ikeya of Shizuoka prefecture, Japan, and Daqing Zhang of Henan province, China, who independently discovered it on the night of 1 February 2002. A preliminary orbit reported the following day indicated that it would come moderately close to both the Earth and the Sun and that it might become visible to the naked eye during late March and April 2002. ... Bailey, M.E., Clube, S.V.M. and Napier, W.M. The Origin of Comets . ...

... Tonight's Sky . ... SUN MOON MERCURY VENUS MARS, JUPITER SATURN . ... Mars . ... The Magazine . ... Observing . ... Gravitational wave search provides insights into galaxy evolution and mergers . ... The double star 54 Leonis, spiral galaxy NGC 3198, and emission nebula NGC 3199 . ... Astronomy for Kids . ... Mars returns to glory . ... Get instant access to subscriber content on Astronomy.com! ... Receive news, sky-event information, observing tips, and more from Astronomy's weekly email newsletter...

Astronomy Discussion Forums . Forums: . ... Discussion Forums . ... Space Exploration: Shuttle Astronauts Return Safely . Forum List | ... Post Message | ... UFO forum here at astronomy.net by Tripp McCann? ... www.astronomy.net . About Astronomy Net | Advertise on Astronomy Net | ... Forum posts are Copyright their authors as specified in the heading above the post. "dbHTML," "AstroGuide," "ASTRONOMY.NET" & "VA.NET" . ...

... This applet generates an observing list based on an observer's location and time. ... To use this program, enter in your location, and the local times at which you wish to begin and end observing. The date you enter should correspond to the calendar day at the time at which you begin observing. For example, if you wish to observe from 9:37 PM October 23, 2007 until 3:21 AM October 24, 2007, you would enter 21:37 for the starting time, 03:21 for the finish time, and 10/23/2007 for the date. ...

... It was done. ... Agenda of the RadioAstron teleconference August 25, 2010 Corrections to the Agenda 1 2 3 N. Kardashev N. Kardashev N. Babakin Project status Present status of tests of science payload in LA Brief review of Pushchino TS verifications with Venus Express: current status and outlook Current status and activities related to TS in South Africa and in New Zealand Action items L.Gurvits S.Likhachev S.Gulyaev M.Popov 4 5 Chairman: N.Kardashev List of ...

Since the days of Sputnik and Explorer 1, thousands of spacecraft have gone into space, some of them carrying human passengers. The first person to orbit the Earth was the Russian Yuri Gagarin, on April 12, 1961. The first American to do so was John Glenn, who completed three orbits on February 20, 1962; more than 26 years later, at age 77, Glenn returned to space aboard the space shuttle. ... in orbit. ... Manned satellites include various " space stations " intended for long-term residence. ...

... When two grd files are on the stack, each element in file A is modified by the corresponding element in file B. However, some operators only require one operand (see below). ... COSD 1 cos (A) (A in degrees). ... I0 1 Modified Bessel function of A (1st kind, order 0). ... INV 1 1 / A. J0 1 Bessel function of A (1st kind, order 0). J1 1 Bessel function of A (1st kind, order 1). ... K1 1 Modified Bessel function of A (2nd kind, order 1). ... Y0 1 Bessel function of A (2nd kind, order 0). ...

... Meade Instruments Corporation . ... 505 Connector Cable Set . Operating Instructions for use with the Meade? Autostar? ... The #505 Connector Cable Set provides access to three Autostar operations: . ... 2: #505 Connector Cable Set connects between two Autostar handboxes. (1) 3-foot cable. ... If you have a question concerning use of the #505 Connector Cable Set, call the Meade Instruments Customer Service Department at (949) 451-1450, or fax at (949) 451-1460. ... Autostar Downloads . ...

Russian page . The 6th International Astronomy Olympiad will be organized on September 26 - October 3, 2001 in the scientific town of Nauchnyj, Republic of Crimea. ... Weather in Crimea . ... Those who were interested to get further information about the VI International Astronomy Olympiad (including official invitations for teams and observers: Ukrainian visa and visa support was necessary for citizens of some countries!) were welcome to contact Coordinating Council in English or Russian . ...

... Workshop HEND-2002 . The First year of HEND operations on the NASA Odyssey Mars Orbiter' . ... First Science Return from NASA 2001 Mars Odyssey after the 1st year of mission . ... Gamma-ray Spectra of Mars from GRS: first data and perspectives . ... Some preliminary composition characteristics of the Martian surface as observed by the gamma-ray spectrometer of Mars Odyssey . ... Radiation environment on Odyssey and on Martian surface according to HEND data . ... Follow the Mars Underground Water . ...

Gaussian Multiplicative Chaos and Applications R и M I R H O D E S , U N I V E R S I T и PA R I S - DAU P H I N E Motivations in turbulence In fluid dynamics, turbulence is a flow regime in which the velocity field presents unsteady vortices on many scales. ... Such flows arise when the source of kinetic energy making the fluid move is much greater than viscosity forces of the fluid. ... 2) In 1941, Kolmogorov suggested a statistical approach of the local dissipation of energy, called the K41 theory. ...