... Bad Astronomy . ... On Thursday, February 15th 2001 (and replayed on March 19), the Fox TV network aired a program called ``Conspiracy Theory: Did We Land on the Moon?'', hosted by X-Files actor Mitch Pileggi. ... Dust around the lander . ... However, it appeals to our common sense: when the sky is black here on Earth, we see stars. ... Bad: The program claims that when the top half of the lander took off from the Moon to bring the astronauts back into orbit, there was no flame from the rocket. ...

... An international facility to store, catalogue and digitise photographic plates is under development at the Royal Observatory of Belgium in Uccle-Brussels. ... The international workshop "A European Plate Centre" took place in March 2000 at the Royal Observatory of Belgium in Uccle (ROB), one year after the international workshop "Treasure Hunting in Astronomical Plate Archives" , held at Sonneberg Observatory, Germany (Kroll, la Dous, & Br?uer 1999; la Dous 1999). ...

... Exposure Time Calculator (ETC) . Survey processing . ... VISTA is a 4-m class wide field survey telescope for the southern hemisphere, equipped with a near infrared camera (1.65 degree diameter field of view at VISTA's nominal pixel size) containing 67 million pixels of mean size 0.34 arcsec and available broad band filters at Z,Y,J,H,K s and a narrow band filter at 1.18 micron. A wide field visible camera, if constructed, could also be used on VISTA. ... Tile . ... ESO VISTA Public Surveys . ...

... MASTER Net is 56 square degrees per 1 exposition . ... 06 Dec 2015: GRB 151205B: MASTER-NET early optical observations GCN18665 . ... 18 Nov 2015: GRB 151118A: MASTER-NET optical observations GCN18613 . ... 12 Nov 2015: GRB 151112A: MASTER-NET optical limit GCN18591 . ... 07 Nov 2015: GRB 151107A: MASTER-NET optical observations GCN18565 . ... 31 Oct 2015: Five OTs detected by Global Robotic MASTER Net ATel8232 . ... 02 Oct 2015: GRB 151001B: MASTER-NET early optical observations GCN18380 . ...

The efficiency of interaction of radiation with a particle and hence its optical properties depend on the particle chemical composition, size, shape, structure, etc. ... Particle size expressed in units of the wavelength of incident radiation, together with chemical composition, most strongly affects the optical properties of a scatterer. ... There are many methods to solve the light-scattering problem for a homogeneous spheroid (our survey of the light-scattering methods see here ). ...

A vertical solar telescope feeds a white-light image of the Sun into the undergraduate astronomy laboratory. The coelestat mirror system shown here tracks the daily motion of the Sun and directs light downward into the telescope supported from the ceiling of the astronomy lab. ... Conditions in the ionosphere responsible for the strength of the signal are very sensitive to X-ray flux from solar flares and sudden x-ray emitting events outside the solar system, and rapidly alter the received signal. ...

... Izv. VUZov, Prikladnaya nelineinaya dinamika , 1999, vol.7, no.1, pp.12-28. ... The stability conditions of the global synchronous mode in lattices of chaotic maps are investigated by means of direct calculation and by numerical simulation. ... In the model with the pacemaker, a spatial synchronous mode of the lattice nodes is discovered, different from the pacemaker mode ("generalized" synchronization effect). ...

... Webometrics presented an updated version of the world ranking of universities, which assesses the presence of universities on the Internet. Since February 2014 Samara State Aerospace University has significantly improved its position in Russian as well as in the world part of ranking. Among the nearly 22 thousand universities in the world ranked by Webometrics experts, SSAU has risen immediately to 1267 positions and took the 2518-th place. ... Tags: webometrics world ranking of universities . ...

... The Chinese would certainly not have invented the magnetic compass. ... Chemically and mineralogically, the lodestone is magnetite, a massive type of iron ore, an oxide of iron, a mineral related the the brown stuff coating the magnetic disks and tapes used by computers. ... But even then, just resting a few million years in the Earth's magnetic field would produce no magnetization. ... Still, as Gilbert observed, in a long iron rod that magnetism was channeled to the ends, where it could be noted. ...

. GPI imaging of the planetary system HR 8799 in K band, showing 3 of the 4 planets. (Planet b is outside the field of view shown here, off to the left.) These data were obtained on November 17, 2013, during the first week of operation of GPI and in relatively challenging weather conditions, but with GPI s advanced adaptive optics system and coronagraph the planets can still be clearly seen and their spectra measured. Christian Marois (NRC Canada), Patrick Ingraham (Stanford University), and the GPI team.

... Астрофорум - астрономический портал ? ... Астрономическое оборудование и аксессуары (Модераторы: zlyden , Denk36 ) ? Celestron Advanced C4-R или StarHopper 8 ???? . ... Осталось два варианта: Celestron Advanced C4-R или StarHopper 8. ... Записан . ... Ответ #1 : 22.05.2006 [21:07:47] ? ... Как он по сравнению с StarHopper 8 или Advanced C6-N ? ... Цитата: CreedFooz от 24.05.2006 [10:41:07] Да...в городе от добсона пользы может будет чуток больше чем от Advanced C4-R, . ...

slitless -- Extract a spectrum from a direct/GRISM image pair slitless image grism output PARAMETERS . ... A two dimensional direct image to be used to select an object. grism . A two dimensional GRISM image containing slitless spectra of objects present in the direct image. output . ... Toggle whether or not a background estimate is subtracted from the extracted object spectrum. mingood = INDEF . Pixels of the grism image with values smaller than this are ignored. maxgood = INDEF . ...

To order one of the possible additional functions use list box at the top left of the Select elements dialog box. ... On each element El in this column one can impose selection conditions of the types . ... El >= B AND El <= C. If B > C, then selection will contain all minor planets with element El complying with disjunction of conditions: . ... If conditions are imposed on several elements, then selection contains only those minor planets, which satisfy all requirements. ...

... Celestron Advanced C6-N D150 f/5 . ... 31 Октябрь 2005, 16:40:29 ? Господа астрономы, кто нибудь пользовался телескопом Celestron Advanced C6-N D150 f/5, интересно узнать ваше мнение! ... Celestron Advanced C6-N D150 f/5 - неплохой аппарат, только распишите, что и где и как Вы с ним собираетесь наблюдать/фотографировать? ... Цитата: ajgolink от 31 Октябрь 2005, 16:40:29 Господа астрономы, кто нибудь пользовался телескопом Celestron Advanced C6-N D150 f/5, интересно узнать ваше мнение! ...

Progress in science is inversely proportional to the number of journals" . ... PHYSICS JOURNALS . SPIRES-HEP Database Covers more than 415,000 high-energy physics related articles, including journal papers, preprints, e-prints, technical reports, conference papers and theses, received by the SLAC and/or DESY Libraries since 1974. ... Journal of Physics G: Nuclear and Particle Physics . ... Journal of Geometry and Physics (Special Issues) . ... Journal of Nuclear Materials (Special Issues) . ...

MICROSCOPES . ... NIGHT VISION DEVICES . ... OEM OPTICAL COMPONENTS . ... LOMO® has designed and manufactured optical devices ranging from microscopes and endoscopes to telescopes and night vision devices . ... Since the end of the Cold War LOMO ® has been able to continue its tradition of quality and innovation by offering its diverse products and technologies to the scientific, medical, industrial and educational communities in North America. ... LOMO PLC has received the ISO 9001 Certificate . ...

... Обнаружение метана в атмосфере Марса . ... Мы сообщаем об обнаружении метана в марсианской атмосфере с помощью Планетарного Фурье-Спектрометра на борту аппарата ?Марс Экспресс?. ... Структура атмосферы и метеоданные похожи на наблюдавшиеся посадочным модулем Викинга-1 21 год назад на такой же широте, высоте и в такое же время года, но имелись различия, связанные с суточными эффектами и свойствами поверхности в месте посадки. ... Марсианское время" - общественный научно-популярный журнал о Марсе. ...