... Вступление . ... Fish in Danger . ... Let's use our imagination and think of the apple as the Earth. Let's cut the apple into quarters. ... Three quarters of the Earth's surface is water and only one quarter is land. If we cut the piece representing land in half you will see that only one-half the land or one/eighth of the Earth's surface is habitable. ... Three quarters of the Earth's surface represent water but only one per cent of Earth's water is fresh and drinkable. ...

... The OC "Mir" orbit parametres before the final burns . ... Orbit period (in min) . ... Mean orbit altitude (km) . ... solar F 10.7 flux . ... F 10.7 <= 100 - low level; 100 < F 10.7 < 150 - medium level; F 10.7 >= 150 - high level . Orbit 86328(15) - the first burn bulding the descent orbit  D V 1 =9.3 m/s. After burn altitude H min = 188.2 km, H max = 219.2 km. Orbit 86329(16) - the descent orbit second impulse D V 2 =10.4 m/s. After burn altitude H min = 158.9 km, H max = 218.5 km. ...

... Our scientific interest is an accuracy of asteroid CCD observations obtained by amateurs and professional astronomers all over in the World. ... These data help us to analyse an accuracy of real CCD positions in the MPC Database. ... Do you test your observations of the small Solar System bodies permanently before sending them to the International Minor Planets' Center? ... Do you know a real accuracy of your positional CCD-observations in comparison with the other observatories' one ? ...

Introduction to PLASMA ASTROPHYSICS (Selected 10 lectures) Boris V. Somov Astronomical Institute and Faculty of Physics Moscow State University Pushino-na-Oke, 2008 Contents Ab out These Lectures 1 Particles and Fields: Exact Self-Consistent Description 1.1 Liouville's theorem . . . . . . . . . . . . . . . . . . . 1.1.1 Continuity in phase space . . . . . . . . . 1.1.2 The character of particle interactions 1.1.3 The Lorentz force, gravity . . . . . . . . . 1.1.4 Collisional friction . . . . . . . . . . . .

... Сегодня: 10 апреля 2016 г. Компания Boeing получила контракт на строительство 11-го по счету спутника для спутниковой системы связи UHF Follow-On, принадлежащей Военно-морскому флоту США. Спутник будет называться UHF F-11. ... Заказ на создание спутников серии UHF компания Boeing получила в 1988 г. Все они построены на базе платформы Boeing 601. Начальный вес спутника UHF F-11 - около трех тонн. ... Boeing получает контракт от ВМФ США на строительство очередного спутника серии UHF Follow-On . ...

... We usually have a party on my birthday. We eat a cake, have presents and sing "Happy Birthday". ... I wake up, go to my living room, have a party with friends and relatives, open gifts and eat a cake that has the number of candles for how old you are. ... When a birthday is at my house I go to school and my mom and dad come home early, so when I get home they are there with my present. ... The next day we have a party for the family and do things at home with my family, eat and open presents. ...

... Астрономия . ... Автор tlgleonid Опубликовано в Статьи раздела "Наблюдения" 17 Февраль 2016, 16:06:54 357 просмотров Печать страницы . ... Автор tlgleonid Опубликовано в Статьи раздела "Наблюдения" 14 Январь 2016, 14:41:18 1138 просмотров Печать страницы . ... Автор Tryam Опубликовано в Мероприятия клуба 08 Октябрь 2015, 13:07:00 430 просмотров Рейтинг: 0 (0 Оценки) Печать . ... Автор Tryam Опубликовано в Астрономия в Украине 15 Декабрь 2014, 20:19:00 1715 просмотров Рейтинг: 0 (0 Оценки) Печать . ...

... Научная панорама ? arxiv:0710.3165 Черная дыра с массой 15.65 солнечных . ... arxiv:0710.3165 Черная дыра с массой 15.65 солнечных в затменной двойной системе в близкой спиральной галактике М33 (A 15.65 solar mass black hole in an eclipsing binary in the nearby spiral galaxy Messier 33) . ... Авторы сообщают о том, что оценка массы черной дыры в одной из внегалактических тесных двойных систем оказалось довольно высокой - около 16 масс Солнца. ...

2 June 2006 2007-2009 Work Plan v1 2007-2009 WORK PLAN: TOWARD CONVERGENCE DRAFT 1 for Technical Review COVER NOTE The following is the first version for a three-year plan for GEO, 2007 to 2009. ... Page 1 of 38 2 June 2006 2007-2009 Work Plan v1 ACRONYMS ADM AMDAR AMMA APAN AVHRR CBD CEOS CERN DAPHNE DEM EC EPA EPIDEMIO FAPAR FDSN GEANT GEO GEOSS GIS GMES GOFC-GOLD GOS GPM GSN IGCO IGDDS InSAR INSPIRE IPY ITU MODIS NASA NGO NIEHS SAR SBA SPOT -VGT SST THORPEX UN UNFCCC COP ... Task No. ...

By Bruce Scodova .. ... Inspired by Mike Allen’s ‘Within 10 degrees from the pole ’ I began an observing program to observe all the circumpolar NGC and IC objects. ... As Mike points out in his article, equatorial mounts naturally have a tough ti me observing around the pole, which is why dobsonians are much easier to use than equatorials when observing objects at high declinations. ... You will find the Webb Society Anonymous Galaxies observing project on my Astronomical Observations page. ... NGC . ...

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