Measurement of Sky Brightness at the Iranian National Observatory Davoud Afshari1 and Sadollah Nasiri1,2 1Physics Department, Zanjan University, Zanjan 45195-313, Iran; Institute for Advanced studies in Basic Science (IASBS), Zanjan 45195-1159, Iran; Measurement of light pollution 2 Introduction Among 34 candidate sites at the central part of the country, 5 sites namely Garkesh (in Kashan ), Kolahbarfi(in Kashan ), Deynava (in ... One of these is light pollution. ...

... supernova images . Supernova Search and . ... How to report a supernova discovery . ... General Supernova information When you are looking for information on the latest Supernovae, the first place to look (Besides the Bright Supernovae page ) is the Recent IAU Circulars page, Recent CBET Circulars and IAU 's List of Recent Supernovae and List of All Supernovae , as well as the Headlines page web page. ... Arcturus Observatory SN images . ... Joseph Brimacombe's supernova images New 2009/12/17 . ...

J2000.0 coordinates -- source coordinates in J2000.0 epoch: right ascension and declination. Currently, the proper motion is assumed to be zero for all sources.

... 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 . ...

... Page not found . ... Задачей КА Mars Express, является выполнение научных исследований, которые не состоялись из-за аварии российского КА Марс 96. ... Mars Express будет запущен в начале июня 2003 года с Байконура ракетой-носителем "Союз-Фрегат". Выход на орбиту Марса планируется на 26 декабря 2003 года. ... КА Mars Express также будет выступать в качестве ретранслятора для посадочных ступеней других международных миссий по исследованию Марса. ...

... Copyrightї1997 Bob Yen (byen@ix.netcom.com) (http://www.comet-track.com/hb/hb.html) . ... Information on Comet Hale-Bopp for the Non-Astronomer Hale-Bopp rotates about twice a day (3/14/97) . ... The Comet Observation Home Page was been selected to receive the Griffith Observatory Star Award for the week of February 2 - 8, 1997 for excellence in promoting astronomy to the public through the World Wide Web. ... Typically, about 1,000 individual users/computers access this page every day. ...

... Sources of the quantum theory. ... Wave function and their physical interpretation. Schroedinger equation as a constraint on the physical state. Feynman's formulation of the quantum mechanics (path integration) and classical limit. Quantum mechanics postulates. States and observables, measurable physical values. ... State vector. ... Amplitude and crossection of scattering. ... M.: Nauka, 1974. ... Iroshnikov G.S. Path integral and coherent states in quantum mechanics and field theory. ...

... Telescopes . ... But regardless of where you observe from or whether or not you have a telescope, exploring the many aspects of astronomy can be an exciting hobby. It can be an activity shared with thousands of other amateurs all over the world. ... Or it might be pursued more actively by joining a local astronomy club like the Amateur Telescope Makers of Boston and learning by direct association with other amateurs. ... Copyright (c) Amateur Telescope Makers of Boston, Inc. ...

Geophysical Research Abstracts Volumi 3, 2001 . ... The observable lunar region was a seismic active region (30W, 5S). ... arcminutes long trip on the lunar surface in direction to Mare Serentatis. ... 23 Moon's phase angles and 1954 lunar regions. ... basin are compared to craters located in highland and mare regions. ... morphology of craters in the mare region is found to differ drastically from those in . ... and craters with faults in the mare region are due to lava flooding of ancient . ...

... 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. ...

Main . ... About meteorites . Collections . ... Meteorite Collection . ... Meteorite descriptions . Main menu . ... About the laboratory . ... Lunar sample collection . Meteorite collection . Meteorite encyclopedia . Meteorite web resources . ... The meteorite collection of the Russian Academy of Sciences is one of the largest in the world and contains more than 800 meteorites of all groups and types, including many rare and unique ones. ...

... Наблюдения (Модераторы: tlgleonid , SP ) > . Possible GRB . ... Отчеты о наблюдениях . ... Наблюдения . ... Оффлайн . Сообщений: 2108 . Благодарностей: 21 . ... 16 Февраль 2011, 19:16:44 ? ... SUBJECT: OT 110215: possible GRB from 2MASS J00264184+8324093 . ... reflector and CCD the bright optical flash was detected starting on 2011 . ... Lightcurve: http://hea.iki.rssi.ru/~denis/J002641+832409-LC-Sergei.png . ... Записан . ... Сообщений: 3068 . ... Ответ #1 : 16 Февраль 2011, 19:21:11 ? ...

T Ant [A/H] = -0.0. P var, nonlinear elements: Max = 2436120.756 T Ant + 5.897915d*E + 4.80d*10^{-8}E^2 [00027]. ... 00000]. ... Brightness variations with AG Ant the orbital period probably due to variations of circumstellar AG Ant extinction. ... R Ara Min II 6.2. ... The data in [00002] reveal RR Tel current V-band variations with a small amplitude and nearly RR Tel the same period [00000]. ... V0340 Tel The data from [00002] do not confirm the tabulated period V0340 Tel [00000]. ...

Pulsar - the neutrone star. ... Its physical properties are greatly changed. ... Naturally after the discovery of pulsar connection with the remains of the supernew star outbursts it was supposed that the pulsars and the neutron stars are the same objects. ... In the external layer of a neutron star, where the substance dense is not so great to break the cores; they may from the hard chip structure, which at the pulsar rotation decreasing is broken the starquake. ...

Statistics of sunspot activity . The sunspot indices . ... NGDC's observations . The solar regions . ... The average annual indices of sunspot activity . Visual indices of solar activity by National Geophysical Data Center . ... 0.06 . ...

... Photos provided by Eugene G. Edmonds . ... Earth Resources aircraft . camera control panel . Earth Resources . support aircraft . Camera equipment used . on the Earth Resources aircraft . Wild Heerbrugg Camera . with magazine installed . Edmonds holding motion picture . and still camera unit used . ... Boilerplate drop test . ... coverage of drop test . ... Zero-G test project unit . installed in aircraft . Camera installed . in Zero-G test unit . ...

... Capability of space means for the solution of problems of military character . ... Classification and functions of space systems of military purpose(assignment) . ... Ground complex of maintenance of launch and control of space vehicles . ... Capability of space systems of optical reconnaissance . ... Complexes topographical and earthresource shooting on base of "Zenit" space vehicle . ... Space vehicle for optical-electronic reconnaissance . ... System with space vehicle on low-altitude orbits . ...

... Schools . ... Dean?s Office . Departments . ... Applied Chemistry Department . ... Theoretical and Applied Systems Engineering Department . ... Economic Cybernetics and Applied Economics Department . ... School of History . ... Ancient and Medieval History Department . ... History ofљEastern Europe Department . Modern and Contemporary History Department . Ukrainian History Department . ... University History Museum . ... History of Russian Literature Department . ... School of Physics . ...

... One of this year's largest mass ejections from the Sun's atmosphere was recorded last Sunday by TESIS telescopes aboard the CORONAS-PHOTON satellite ( video - wmv 4.3 MB ). ... Over the course of a week, two gigantic solar prominences were simultaneously ejected from the surface of the Sun. ... Earth will not feel the Sun's influence either. ... The TESIS observatory ї TESIS: www.tesis.lebedev.ru . ... One of this year's largest mass ejections from the Sun's atmosphere (movie WMV, 4.3 MB) . ...

... Research of an atmosphere of the Earth and other planets of Solar system by optical methods . ... The long-term experience of study of atmospheres of planets of Solar system in a department of physics of planets has defined directions and methods of researches spent for laboratory . ... The tasks of laboratory are researches by optical methods of structure of a Terrestrial atmosphere, namely study of spectra of absorption of its compound radiation of natural and artificial sources. ...