... The TESIS is a set of solar imaging instruments developed by the Lebedev Physical Institute of the Russian Academy of Science, and launched aboard the Russian spacecraft CORONAS-PHOTON on January 30, 2009. The main goal of the TESIS is to provide complex observations of solar active phenomena from the transition region to the inner and outer solar corona with high spatial, spectral and temporal resolution in the EUV and Soft X-ray spectral bands. ... Solar activity hits a new low . ...

... Сегодня: 10 апреля 2016 г. Компания Boeing Business Jets объявила о поставке первого самолета модели "Боинг Бизнес Джет-2". ... Предполагается, что на долю самолетов "Боинг Бизнес Джет 2" будет приходиться 25% от суммарного объема продаж компании Boeing Business Jets. ... Дальность полета "Боинг Бизнес Джет 2" - 10650 км. ... Компания Boeing Business Jets поставила первый самолет модели "Боинг Бизнес Джет-2", на долю которой предположительно будет приходиться 25% от объема продаж компании . ...

Welcome to the AAAP Simpson Observatory 2016 season information page. The Simpson Observatory is located in Washington Crossing State Park, [on the NJ side] several miles south of Pennington, NJ. The observatory is a slide-roof design, allowing for optimal viewing of the sky in any direction. http://www.princetonastronomy.org/directions.html . ... THE OBSERVATORY WILL BE OPEN TO THE PUBLIC . ... Enter Washington Crossing State Park (NJ side) off of Bear Tavern Road . ...

The Calendar of Bloody A.tecs. Living in Central Mexico from the XII century to the being of the XVI century warlike A.tecs devoted much time to sciences including astronomy. For needs of agriculture A.tecs, using the knowledge received from the forecomers, developed the exact calendar system. 52 years of the moon-and-the sun cycle formed the basis of it (something like our conception of "a century"). ... A.tecs year was divided into 18 months with 20 days each. ... Mesopotamian astronomy. ...

... This site is devoted to Russian cosmonautics, its principle is "it's better to see once, than to hear 100 times". Here you will find photos (including rare ones), schemes, and the most important - 3D models of spacecraft and launch pads. webmaster - Alexander Chernov, chernov@vsm.host.ru . ... 1997 . ...

GENERAL INFORMA T ION ABOUT How does my LOMO® Night Vision Device Work? ... LOMO® NIGHT VISION DEVICES & FAQs When using a Night Vision Device, you are actually looking at an image that is projected by the intensifier tube located inside the unit (Fig. ... Light enters the Night Vision Device through the objective lens and hits the photocathode in front of the intensifier tube. ... Infrared (IR) Illuminator Microchannel Plate (Gen.2 Only) When do I use my LOMO® Night Vision Device? ... Fig. ...

Prague, August 16, 2006 . The main GCVS problem is that it is no longer a GENERAL catalogue of variable stars (in fact, it even never was). The GCVS always was a catalogue of galactic variables, with a minor number of extragalactic stars that were included mainly by misunderstandings. ... Recently, many thousands of new variable stars were discovered in automatic survey projects (for example, some 30000 non-GCVS stars solely in the ASAS-3 project). ...

... Chilingarian, I., Melchior, A.-L., Zolotukhin, I. 2010: Analytical approximations of K -corrections in optical and near-infrared bands , MNRAS, v. 405, p. 1409 (also arXiv:1002.2360) . ... Calculator . ... calculate spectral energy distributions , K-corrections calculator , UKIDSS YJHK , K-corrections of galaxies , spectral based k-corrections , SDSS filter set K-corrections , K correction code IDL , kcorrect IDL C , . ...

The coordinates, diameters, altitudes and morphological features of all the craters of Mars exceeding 10 km in diameter, totaling 19 308, are compiled. ... The catalogue is intended for use by investigators of Mars, students, in comparative planetology and in the selection of craters for naming. ... 1 one terrace . 2 many terraces . ... 6 many hills and one ridge . 7 one hill and many ridges . ... 1 one crater . 2 many craters . ... Sample craters of different morphological categories . ...

Nowadays at the Department the experimental and theoretical investigations, including astronomical and ionospheric observations, active experiments with space vehicles are taking place. ... Solar Corona physics and erruptive phenomenae. ... Stellar astronomy. ... The Department has organized and put into practice more then 50 expeditions for observation of Solar ecllipces, aurorae polaris, comets, meteor streams, controlled space experiments, and also for investigations of geophysical characteristics. ...