... These Facts and Questions pages mainly tell you how to use the Aberrator-interface and also explain the nature of the aberrations. ... Airy disc: the brightest spot of light when you look at a star in focus. This disc can contain a maximum of 84% of all the light that arrives from a star (perfect refractor telescope). MCT : Maksutov-Cassegrain telescope. A closed-tube mirror-telescope with a secondary obstruction. Less common than the SCT, this telescope uses a corrector (real glass). ...
... Научная панорама ? arxiv:1411.6009 Множественные изображения сверхновой, значительно усиленной линз . ... arxiv:1411.6009 Множественные изображения сверхновой, значительно усиленной линзированием на галактике раннего типа в скоплении (Multiple Images of a Highly Magnified Supernova Formed by an Early-Type Cluster Galaxy Lens) . ... Впервые поймали множественное изображение сверхновой, сформированное гравитационной линзой. ... Появилось новое изображение сверхновой Рефсдала! . ...
... VaST is a software tool for finding variable objects on a series of astronomical images. ... VaST performs object detection and aperture photometry using SExtractor on each image, cross-matches lists of detected stars, performs magnitude calibration with respect to the first (reference) image and constructs a lightcurve for each object. ... VaST FITS image viewer ./pgfv . ... Part I" PZP, vol. ... K. V. Sokolovsky, S. A. Korotkiy; "New Variable Stars Discovered by the NMW Survey" PZP, vol. ...
... A rough estimation is that in the United States there is one planetarium per 100,000 population, ranging in size from the Hayden Planetarium's 20-meter dome seating 430 people, to three-meter inflatable portable domes where children sit on the floor. ... Together dblo associates make a huge impact in the architecture, interior design and development arena in London. ... With the holidays around the corner what better way to spoil your family than with your very own private home cinema. ...
... About meteorites . ... Meteorite Encyclopedia . ... About laboratory . ... On the night of September 24-25, in the north of Irkutsk Oblast, local residents saw a brightly glowing space object draw a line across the sky and fall into the taiga. ... But scientists learned of the heavenly visitor only on October 3, when a fax arrived at the Institute of Sun And Earth Physics from Bodaibo. ... The first thing we did was to interview residents of villages located along the meteor's flight path. ...
RADIOASTROPHYSICAL DEPARTMENT • INSTITUTE OF SOLAR-TERRESTRIAL PHYSICS RAS SB . ... SSRT - Possibilities of observing . ... Investigations of the SSRT 5.7 GHz radio maps in conjunction with images obtained in other emission ranges, suggested the following conclsions: . ... Solar images obtained in line H a ;(on the left, 16:11 UT, Big Bear observatory) and in the microwave emission (on the right, 04:04 UT, SSRT) 4 march 1997 . ...
... 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 . ...
... Подписка на рассылку обзоров astro-ph на Subscribe.Ru . ... Обзоры УФН . ... Результаты WMAP . Изучение центра нашей Галактики . ... Разрыв Вселенной" . ... звезды , . ... Короткое эссе об электронных препринтах . ... Самые интересные препринты astro-ph января 2003 года по материалам обзоров Архива на сайте Scientiic.Ru " . ... Authors: A. M. Ghez et al. astro-ph/0306220 Геометрическое определение расстояния до центра Галактики (A Geometric Determination of the Distance to the Galactic Center) . ...
... A non-linear relationship is observed between the sky brightness on clear and overcast nights, with a change in behavior near the rural to urban landuse transition. ... The great variation in skyglow radiance observed from site-to-site and with changing meteorological conditions underlines the need for a long-term international monitoring program. he introduction of artificial light has caused an unprecedented disruption to the nighttime environment over large areas of the Earth. ... Data processing...
... Home Observing Carl Schurz Park . ... Beyond New York City . ... The€а Amateur Astronomers Association of New York€а hosts€а observing sessions,€аfree and open to the public , one€а Friday night€а each month from€а April through October€а at€а Carl Schurz Park €аin Manhattan.€а Carl Schurz Park €аis located along East End Avenue€аat the end of East 86th Street.€аThe park has a lovely view of a lot of sky above the East River, Roosevelt Island, Queens, and the Queensborough and Triborough bridges. ...
MULTISCOPES . ... Modular Microscopes satisfy all your educational, medical diagnostic, and research requirements. ... To better match the diversity of your applications, the MULTISCOPE Series comes in more than ten standard models, capable of performing the most critical tasks of Brightfield, Phase Contrast, and Polarized Light microscopy. ... Modular Microscopes provide you with a choice of three easily interchangeable high-performance observation heads, all 360° rotatable for comfortable viewing. ...
... Therefore, the observatory supports educational events, occured in the SAO, including astronomical and astrophysical schools, lectures and excursions at the SAO's telescopes. ... Thursday 9-00 Breakfast 9-30 Opening of the School and Astronomical Olimpiad 10-15 Photo of particapants (near the SAO entrance) 10-30 Lecture about Specail Astrophysical observatory. Chentsov E.L. 13-30 Lunch 14-00 Excursion to historical places of Nizhnij Arkhyz 18-00 Dinner 19-00 Acquaintance evening. ...
MAIN CHARACTERISTICS BASIC MODIFICATIONS TEST RESULTS . ... integrated drop tests in order to verify the strength of DM modified shell and equipment attachment points, functional check of new chairs and DM structure, determination of shock impacts onto the crew to verify landing safety; . ... nominal landing with the main parachute system (MPS) - drop #1 took place on December 24, 1998; . ... reduction of shock g-loads values at landing in accordance with decrease of landing speeds. MAIN | ...
University Satellites and . Space Science Education . ... Simulation of Carrier Phase GPS Observables and Feasible Attitude Determination Algorithms for Universitetskiy-Tatyana Satellite . ... Carrier phase observables of radio signals transmitted by navigation satellites, when obtained from multiple antennas, potentially could provide the most accurate and stable solution for attitude determination among other methods. ...
... Heracles Triplane and Aerospace Systems . The key characteristics of two-stage aerospace systems are determined according to speed and carrying capacity of the aircraft-carrier used . ... So the SPIRAL system hypersonic carrier was expected to launch the second stage by weight 63 tons at a speed corresponding to 6M; whereas launching weight of the MAKS system orbital stage with the use of the An-225 MRIYA heavy subsonic aircraft reaches 275 tons, and the HERACLES aircraft - 450 tons. ...
... Full silvery Moon illuminates terrain. ... Begun a next moon eclipse, when Land barriers a Moon from the Sun and throws its shade on it. ... Drawing 1. ... Drawing 6 Drawing 6 shows a splendid photo of full moon eclipse 18-19 november 1975 during is packed phases doing Dennis de Chikko. ... Eclipse, which will occur 9 november 2003, is a repetition through сарос (cycle of repetitions of eclipses equal 6585 days or 18 years 11 days) full moon eclipse from 28 octobers 1985 with the maximum phase 1,07....
THE 7-TH G. GAMOW'S ODESSA ASTRONOMICAL SUMMER SCHOOL «Astronomy and beyond: Astrophysics, Radioastronomy, Cosmology and Astrobiology» (Ukraine, Odessa, Chernomorka,7-12 August, 2007) SCIENTIFIC PROGRAM Tuesday, August 7 5.11, 5.45, 20.20 , 20.55 THE DAY OF ARRIVAL 8.00-22.00. ... OPENING SUMMER SCHOOL MEMORIAL: Lection 1 10.00-10.20. ... LUNCH AND SEA COAST WALK AFTERNOON LECTURE: Cosmology: Lection 6 15.00-15.45. ... HOT COFFEE AND COLD WATER BREAK AFTERNOON SESSION: Cosmology: 17.00-17.20. ...
... Kazan hosted a Forum on the foreign students socialization. ... The problems faced by foreign students in Russia were discussed in the discussion platform Improving the attractiveness of the Russian Universities . Basically, it was about the problems with the practical training and employment, - told Wenceslas Ossiala, group 2605. ... The next All-Russian Forum on socialization of foreign students will be held at the St. Petersburg State University of Industrial Technology and Design. ...