... 2004 November 22 . Swift Launches . Credit: NASA . ... To help find out, NASA launched the Swift satellite on Saturday, as pictured above . ... Once a gamma ray burst (GRB) is located, Swift itself will rotate to face it head-on and determine its distance directly. ... Subsequently collected GRB and afterglow information will help astronomers not only determine the nature of the initial explosions, but also the nature of the expanding shockwaves. ... About APOD | ... NASA Official: Jay Norris. ...

... MANNED SPACE FLIGHT LABORATORY LOCATION . The Manned Space Flight Center location study is completed. James E. Webb, Administrator of NASA, announced today the completion of the study to determine the location of the agency's new $60,000,000 Manned Space Flight Laboratory. The facility was authorized by Congress for initiation in the current Fiscal Year. The laboratory will be located in Houston, Texas on 1,000 acres of land to be made available to the government by Rice University. ...

Although both Joe and Sarah are registered as users on their local UNIX system, they belong to different departments; Joe is a postgrad student in artificial intelligence while Sarah is Head of the Math Department. Their respective home directories might be: /(root) | tmp /home | ai /biol /math | joe /staff | sarah . The full pathname to Joe's home directory is /home/ai/joe - that to Sarah's is /home/math/staff/sarah . ...

Term mixture regarding solar chemical composition refers to relative abundances of heavy elements. Abundances of hydrogen and helium cannot be determined reliably from observations, therefore concentration of these elements are not taken from observational data. ... Table contains only elements which are abundant enough to be included into opacity and equation of state computations. ... First "low-Z abundances" to be published were AGS05. ... 5.5 . ... 6.22 AG89 : Anders E., Grevesse N. 1989. ...

STEP INTO THE BLUE - MEADE INSTRUMENTS PRODUCT GUIDE . ... Telescopes . ... Superb optical performance coupled with time proven computerized pointing and tracking has made the LX200 ACF series a best-seller in the high-performance telescope class. ... Meade's revolutionary LS LightSwitchтДв series of telescopes use advanced technologies to do what no other consumer telescopes have done before: take all the hassle out of using a telescope. ... Coronado€о Solar . ... Coronado Accessories . ...

Клуб Скептиков] [Конференция] . ... Skeptik : Программа, убивающая цыплят . А вот, какой миленький example я нашел в старом (1992) пакете Borland C++ 3.10 Help: . ... Skeptik Программа, убивающая цыплят 18-Окт (07:56) Киви re: Программа, убивающая цыплят 18-Окт (10:21) Alex re: Программа, убивающая цыплят 18-Окт (13:55) . DoctoR re: Программа, убивающая цыплят 18-Окт (19:54) Сократ re: Программа, убивающая цыплят 19-Окт (10:51) Прохожий re: Минимальная частота звука 18,2 Гц. ...

. NAME . TITLE . Location . TIME . IAU SYMPOSIUM 234 . Planetary Nebulae in Our Galaxy and Beyond . Waikoloa Beach, Hawaii, USA . April 3-7 2006 . NAME . TITLE . Location . TIME . International Tartu Workshop . Thermal and ionization aspects of flows from hot stars: Observations and theory . Tartu, Estonia . August. 23 -27, 1999 . JENAM -2000 . EUROPEAN ASTRONOMY AT THE TURN OF THE MILLENNIUM . Moskow, Russia . May 29 - June 3, 2000

... Nova NGC 2403 2005 , ATEL 1638 discovered 2005/01/14.949 by K. Hornoch . ... Located 20".9 east and 74".9 south of the center of NGC 2403 ( Discovery image ) . ... Located 18' 6.6" east and 7' 2.5" north of the center of NGC 224 (= M31 ) ( Quimby discovery image ) ( Marco Fiaschi discovery image ) . ... Located 93" east and 240" north of the center of NGC 224 (= M31 ) ( Discovery image ) ( Koichi Itagaki prediscovery image ) ( Federico Manzini image ) . ... Nova M31 2005 images sub-page . ...

RELATIVE SUNSPOT NUMBERS Description of Data from SGD Explanation of Data Reports: Relative Sunspot Numbers -- The relative sunspot number is an index of the activity of the entire visible disk of the Sun. ... The provisional daily Zurich relative sunspot numbers, Rz, were based upon observations made at Zurich and its two branch stations in Arosa and Locarno and communicated by M. Waldmeier of the Swiss Federal Observatory. ... This indicates the uncertainty above and below the predicted number. ...

... Bad Astronomy . ... Mad Science . ... Keep Bad Astronomy close to your heart, and help make me filthy rich. ... How did early astronomers determine the distance form earth to the sun, and what method is used today to determine distances in space? ... Since Huygens knew the Sun-Venus-Earth angle (from the phases), and he could directly measure the Sun-Earth-Venus angle (simply by measuring Venus' apparent distance from the Sun on the sky) all he needed was to know the distance from Earth to Venus. ...

Main News Phones Research area Brief history Institute Structure Experimental Base Observational data English/Russian . research on the site(Google) . ... 677980 Yakutsk, Russia . ... 7(4112)390400 . Fax: . 7(4112)390450 . ... Radiophysical Station . ... Phone: +7(4112) 390-481 . Fax: +7(4112) 390-450 . Web: (on Russian) . ... The radiophysical polygon is located in the place of Oybenkel at a distance of 30 km southward of Yakutsk . ... Переход к сообщению об ошибке и поиску . ...

... Significantly higher values of bulk modulus have been revealed for the hydride and deuteride compounds as compared to the initial pure intermetallic compound. ... The strength and other mechanical properties of titanium can be significantly improved by alloying it with aluminum to form compounds like Ti3Al or TiAl. ... However for the hydrogenated compounds presented here Young modulus can roughly be estimated as about 250 and 300 GPa for the hydride and deuteride respectively. ...

... Laboratory . ... webmaster@izmiran.ru . ... Institute of Terrestrial Magnetism, Ionosphere, and Radiowave Propagation, Russian Academy of Sciences, Troitsk, Moscow region, 142190 Russia . e-mail: karp@izmiran.ru . ... It is also shown that the problem of the MIT shape variations with increasing magnetic activity cannot be solved merely by a data averaging. ... The MIT shape depends on many factors including altitude, longitude, local time, season, and solar and geomagnetic activity. ...

Sun and Geosphere, 2011; 6(1): - 33-35 ISSN 1819-0839 White light corona at different phases of the solar cycle P. V. Stoeva1, A. D. Stoev1, S. V. Kuzin2 1 Space and Solar-Terrestrial Research Institute, BAS, Stara Zagora Department, Bulgaria 2 Lebedev Physical Institute, RAS, Moskow, Russia E-mail: penm@abv.bg, stoev52@abv.bg, kuzin@sci.lebedev.ru Accepted: 12 October 2011 Abstract. ... 33 V. Stoeva, A. D. Stoev, S. V. Kuzin, White light corona at different phases of the solar cycle Fig.1. ...

Scale-heights of the Galactic disk subsytems with different ages and metallicities . V.Marsakov & Yu. ... It is based on the fact, that all stars cross the disk plane several times during their Galactic orbital period. ... We have used our representative sample of nearby disk F2-G2 stars Marsakov & Shevelev (1995) in which fundamental stellar parameters was determined on the basis of published date on uvby-photometry, proper motion and radial velocities. ... Marsakov V.A., Shevelev Yu.G. Bull. ...

ПУБЛИКАЦИИ - 1993 год . ... Annales Geophyscal, - 1993, - v. 11. ... Radio observations of compact solar sources located between sunspots. Solar Physics, 144 (1993), - c. 59-68. ... Kardapolova N.N. The dection of the S -componenten sunspot source in the initial stage of active region development Annales Geophysicacal. - 1993. - vol.11. ... Fine coronal structure of solar active regions from multi-frequency microwave observations of the July 11, 1991, solar rclipse in Mexico. ... 144. ...

System of astrometric databases of Pulkovo observatory. ... Pulkovo database of observations of visual double stars . ... The 3rd database contains relative positions of selected double and multiple stars, and stars with possible invisible satellites. The database requires catalog of relative positions of visual double stars, based on photographic observations performed since 1960 on Pulkovo 26-inch refractor, and similar catalog based on CCD observations, obtained since 1995. ...

... Maidanak Observatory by AZT-22 1.5m telescope observations Alexander S. Gusev and Boris P. Artamonov Sternberg Astronomical Institute, Moscow, Russia gusev@sai.msu.ru INTRODUCTION Mount Maidanak Observatory at Ulugh Beg Astronomical Institute (UBAI) of Uzbek Academ y of Sciences located in the South Uzbekistan, on the slopes of the Baisun range, at an altitude of 2600 m. Brief history. ... Here we are presenting the study of the realistic seeing of CCD images obtained on the AZT-22 telescope. ......

... Dept. for Physics of Planetary Systems . ... Laser station . ... Built a network of laser stations (LLS), radio (GNSS) satellites and observation radiointerferometrychnyh observations of quasars (VLBI) ( YA.S. Yatskiv, Medvedsky MM, AA Pace, EE Volvach, YL Kokurin in collaboration with workers in other entities) . ... БЂў Laser station observation satellites is the global network of service stations of the International Earth rotation and conducts active surveillance for international programs. ...

... 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...