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... Дни открытых дверей к юбилею САО РАН (12-14 апреля 2016 г.) . Международная конференция "Dark Ages and White Nights (Spectroscopy of the CMB)" (20-24 июня 2016 г.) . ... Международная конференция MULTI-SPIN GALAXIES - 2016 (26-30 сентября 2016 г.) . Международная астрономическая конференция "Физика звезд: от коллапса до коллапса" (3-7 октября 2016 г.) Архив . ... Подробнее.. ... 10.02.16 . ... БТА в реальном времени . ... Цейсс-1000 в реальном времени . ... Последнее обновление: 22/03/2016 ...

... Tonight's Sky . ... SUN MOON MERCURY VENUS MARS, JUPITER SATURN . ... 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 . ... Observing springtime deep-sky objects with a large telescope . ... mars reconnaissance orbiter . ... Receive news, sky-event information, observing tips, and more from Astronomy's weekly email newsletter....

Next: RSOG Pre-Observation Products . ... Mission Elements . ... The main mission elements (ME) are: . The RSOG, based at ASC, which is responsible for the science operation of the RadioAstron Mission. ... The Main Ballistic(Navigation) Center (MBC) belonging to Lavochkin Association coordinates preparation and exchange of orbit determination and orbit reconstraction ptoducts. ... Experiment codes of five characters are used in naming GRT related files. ... RSOG . ... Corr (GTS?) ... Corr (RSOG?) ...

... Hidden Hollow 2008 . ... 720 OH-97 W . ... Our Location, Maps, . ... Warren Rupp Observatory, the site of Hidden Hollow 2008 Star Party, is located in Hidden Hollow Camp. The camp is in the scenic Possum Run Road area away from traveled roads. ... FROM NORTH: Take I-71 S. Take the OH-13 exit- EXIT 169- toward BELLVILLE / MANSFIELD. Turn LEFT onto OH-13 S. Turn LEFT onto POSSUM RUN RD. ... Turn RIGHT onto OH-97. Turn LEFT onto MAIN ST / OH-13 / OH-97. ... Turn RIGHT onto POSSUM RUN RD. ...

Subject of Celestial Mechanics. ... Differential Absolute Coordinates Equations of the Problem. ... General Integral of Non-Perturbed Motion. ... General Equation of Non-Perturbed Orbit. ... Other Integration Methods of Non-Perturbed Motion Differential Equations; Bine Equation for Case of Non-Perturbed Motion. ... Ellipsical Motion, Kepler Equation. ... Motion Differential Equations in Absolute Coordinates. ... Equation of System of Bodies Motion in Barycentric Coordinates, in Relative Coordinates. ...

... Co-ordinate systems description . Directories structure . The file names' construction . The file set description . ... The orbital information for each month is presented in the separate directory. The INTERBALL orbital data are located on the STDA server, for each month in the separate subdirectory, which name consists from the year (YYYY) and month (MM) numbers. The Parent Directory of the Tail Probe orbital data is http://www.iki.rssi.ru/da/interball/tail/orbit/ . ...

The Mars Flag has a different design on the reverse side. obverse side of flag . ... The orbit lines on the obverse cross the Sun on the lower half of the flag and appear to go behind the Sun on the upper half of the flag. The reverse side has the orbits lines continuing around the Sun on the upper half of the flag. ... The Mars Flag reverse side is a continuation of the obverse side and not just a different design on the back and not a mirror image of the obverse. Main Flag Background Color . ...

... Crescent Rhea Occults Crescent Saturn . ... Soft hues, partially lit orbs, a thin trace of the ring, and slight shadows highlight this understated view of the majestic surroundings of the giant planet Saturn. ... At the top right, large spiral galaxy NGC 1055 joins spiral Messier 77 in this sharp cosmic view toward the aquatic constellation Cetus. The narrowed, dusty appearance of edge-on spiral NGC 1055 contrasts nicely with the face-on view of M77's bright nucleus and spiral arms. ...

. NASA Johnson Space Center Oral History Project . Photos provided by JSC Imagery Repository and Gary W. Johnson . S81-33244 - STS-1 Orbit Flight Control Team Front Room, Flight Director Charles Lewis, . Gary Johnson EGIL (Electrical General Instrumentation and Lighting) located back row, with grey suit and vest. Select image for higher resolution .

. First page Back Continue Last page Summary Graphics . Location: Las Campanas Obs., Chile . 4m dish . Beam size: 2 .6 @ 115 GHz . Tsys: ~200K @ 115GHz . Sub-mm dish . shipped to the ALMA site (2003) .

Astronomy Discussion Forums . Forums: . Atm ћ Astrophotography ћ Blackholes ћ Blackholes2 ћ CCD ћ Celestron ћ Domes ћ Education . ... Discussion Forums . ... Location,location,location! Forum List | ... Post Message | ... www.astronomy.net . ... Unless otherwise specified, web site content Copyright 1994-2016 John Huggins All Rights Reserved . Forum posts are Copyright their authors as specified in the heading above the post. "dbHTML," "AstroGuide," "ASTRONOMY.NET" & "VA.NET" . ...

... The geostationary or geosynchronous orbit is located at approximately 6.6 Re geocentric distance in the geographical equatorial plane. ... This means, with the stretched field line geometry, that the geostationary satellites may be at field lines threading distances considerably father away than 6.6 Re in the tail The energetic (30-2000 keV) electron fluxes at the geosynchronous orbit have been divided into two populations (Cayton et al., 1989): . ... 300-2000 keV, T=200 keV, n=1x10(-4) cm(-3) . ...

... Cell depth measurements . Back-plate hole measurements . ... On May 3, 1994 at the Optical Sciences Center at the University of Arizona, measurements of cell depths and locations of the back-plate holes were made. ... Figure 1: Cell labels and coordinate system for the 2.5-m primary mirror. ... This is within 3% of the design value. ... These are plotted against x. Figure 4: Residual cell depths after removing the design radius of curvature of the back-plate and the mean cell depth. ...

. Sternberg Astronomical Institute, Moscow University . Google map . Postal address: . 119992, Universitetski pr., 13, Sternberg Astronomical Institute, Moscow University, Moscow, Russia . Fax: +7 (495) 932-8841 . Phone: +7 (495) 939-2858 . e-mail: director@sai.msu.ru . SAI Phones . Back to SAI

... Welcome to the Boneyard. ... AA17666-11 sites several supernova mistakes from this period. 1998di (= KL Dra), IAUC 6982 discovered 1998/08/02 by Mike Schwartz . Found in MCG +10-27-12 NED01 at R.A. = 19h24m38s.19, Decl. ... Located 0".6 east and 3".8 north of the nucleus of MCG +10-27-12 NED01 ( Discovery image ( local mirror )) ( VSnet 98di web page ) . Mag 16.8, Type CV NOTE: This has now been confirmed to be not a supernova, but a cataclysmic variable (dwarf nova) of the CR Boo class. ...

Astronotes Armagh Planetarium's Stellar Blog! ... Armagh Planetarium . Colin Johnston . ... Moon . ... Space Flight . ... June . ... By admin July 17, 2012 Posted in: Colin Johnston . ... Image credit:Don Pettit/NASA) . ... Image credit:NASA) . ... 4 June:The US intelligence community giving NASA two surplus giant spysats for conversion to Hubble-style space telescopes. ... 18 June:€аa Chinese space docking . ... Hello, IтАЩm Colin, welcoming you to Astronotes, the PlanetariumтАЩs official blog. ...

... 6-50, 8-00, 8-40, 9-20, 9-45, 10-05, 10-20, 10-25, 10-38, 11-00, 11-35, 11-50, 11-55, 12-25, 13-00, 13-30, 13-55, 14-15, 14-45, 15-25, 15-35, 16-00, 16-45, 17-15, 17-45, 18-50 . ... Ispravnaya: 6-10, 8-45, 12-00, 13-20, 16-45, 18-30 . ... Nalchik: 6-12, 8-00, 9-29, 11-15, 11-31, 11-50, 12-00, 12-38, 13-00, 13-15, 13-41, 14-50, 15-45, 16-08, 16-35, 17-00, 17-30, 18-30, 18-35, 18-52, 18-55, 19-35, 21-00, 23-00 . ... Vladikavkaz: 9-29, 12-00, 13-00, 14-50, 15-45, 17-30, 18-30, 23-00 . ...

... HST . NICMOS Focus: Design vs. On-Orbit Performance . ... HST Overview . ... Cycle 24 Announcement . ... The NICMOS cameras were designed to share a common focus, the position of which can be adjusted using the Pupil Alignment Mechanism, or PAM. ... The mechanical stresses in the dewar continue to vary and the ongoing deformation processes in NICMOS kept changing the location of the detectors with respect to the PAM zero position, i.e., the focus of the cameras was changing with time. ...

... JavaScript 1.1: added current, next, and previous properties. ... To change a window's current URL without generating a history entry, you can use the Location.replace method. ... For example, if the history list contains three named entries, these entries are reflected as history[0] , history[1] , and history[2] . ... back . ... onClick="history.go('home.netscape.com')"> The following button navigates to the URL that is three entries backward in the history list: <P><INPUT TYPE="button" VALUE="Go" ...