RECREATIONAL TELESCOPES . ... ASTRONOMICAL TELESCOPES . ... Home Products Telescopes Astronomical Telescopes ASTELE™ 152MN . ... Whatever eyepiece you're using at the time is your finder eyepiece. ... 152MN is 4.4, so, unlike telescopes with much longer ?-ratios, you're able to use low magnification (27.4 X, 2.3° with the 25 mm PlЖssl eyepiece) which produces bright images and wide fields of view for those dim galaxies, nebulae, and very large star clusters, but the ASTELE? ... BK7 optical glass . ...
... Moon Phase below . ... ARTICLE: Why the moon always shows us the same face . ... Before you continue reading, you should know that this was not always the case, i.e. the Moon once was rotating with respect to the Earth, so that on every night a terrestrial observer (if there was one, because this was long, long before mankind appeared on our planet, and even before any major animals had appeared) saw another face of the Moon. ... Figure 1 (not to scale) shows how we can imagine the system Earth-Moon...
In the regular experiments carried out with the RAS radio telescopes at Pushchino during 1999-2002, the study of the radial dependence of scattering of compact natural radio sources was extended to remote regions of the solar plasma environment. ... The stream in the transalfvenic region displays the same typical radial structure as observed in the transonic region, i.e., the existence of a "precursor" - a narrow band of reduced scattering preceding a wide region of enhanced scattering. ...
... 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. ...
... http://www.heavens-above.com/skychart.aspx?SL=1 =1 =56.19448 =94.74609 =Unspecified =200 =CET . ... Далее указаны непосредственные значения широты (lat=56.19448) и долготы (lng=94.74609) места наблюдения, а также его название (loc=Unspecified - т.е. в данном случае не определено), высота над уровнем моря в метрах (alt=200) и временная зона - tz=CET - Всемирное эфемеридное время - сайт сам посчитает вашу поправку за долготу, которую вы можете подправить, если в этом возникнет необходимость. ...
... Active Skepsis . ... Probably, one should know the results from any actions. ... As a result, a sceptic, who discredits, for example, the tales of Christian wonders, has to follow the practical recommendations of Christianity or any other belief knowing how to act. ... As a result, scepticism restricts itself with discrediting secondary wonders, permanently replacing one doubtful interpretation with another and telling nothing of life and action. ... Yuri Tikhonravov, Ph.D. Translated from Russian ....
... Dean?s Office . Departments . ... School of Economics . ... Department of mathematical methods in economics . Econimic Theory and Economic Management Methods Department . Economic Cybernetics and Applied Economics Department . Economics and Management Department . ... Marketing and Management of foreign economic Department . ... Social and Economic Geography and Regional Geography Department . ... The School of Economics of V.N.Karazin Kharkiv National University was founded in 1933. ...
THE 75th NAME-LIST OF VARIABLE STARS. ... The 75th Name-List consists of two tables. ... the literature, taken from positional catalogues, including USNO A1.0/A2.0 and GSC, or determined by the authors); the range of variability (sometimes the column Min gives, in parentheses, the amplitude of light variation; the symbol ( means that the star , in minimum light, becomes fainter, than the magnitude indicated); and the system of magnitudes used ( P are photographic ...
News archieve . February 4, 2013 . ... January 15, 2013 . On January 29 XXXVII Annual Academic Korolyov Readings are starting. The schedule of the conference is divided into 21 sections each section for specific theme. The conference lasts on February 1st. ... The new academic year has already started and it's time to think about what you're going to do next summer. We suggest you taking part in our annual summer students workshop "Space development: theory and practice." ...
Journal of Atmospheric and Solar-Terrestrial Physics Manuscript Draft Manuscript Number: ATP1021 Title: comment on the paper by Dalin , Pertsev and Romejko Significance of lunar impact on noctilucent clouds ( revised version) Article Type: Research Paper Section/Category: Keywords: Noctilucent clouds moon influence mesosphere Manuscript Region of Origin: Abstract: a critical review of the paper by Dalin , ... Reference: Dalin, P.A., N.N. Pertsev, V.A. Romejko. ...
... Space activity at the beginning of XXI-st Century view from inside G.M.Chernyavskiy STC for Earth Space monitoring of FSUE , Russia 1. The systemic approach in astronautics Everyone who has linked his life with astronautics and those who are interested in the future of the inhabitancy medium and its expansion up to cosmic scales, are troubled about the current state and development of space activity in the World and in the Native Land of the first artificial Earth satellite (AES). ...
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Wednesday, August 22nd, 2012 . GTOPO30 is a global digital elevation model (DEM) with a horizontal grid spacing of 30 arc seconds (approximately 1 kilometer)? (http://eros NULL .usgs NULL .gov/#/Find_Data/Products_and_Data_Available/gtopo30_info) . ... You are currently browsing the Лаборатория лазерной интерферометрии blog archives for August, 2012. ... Наши публикации . ... Публикации за 2010 . Публикации за 2011 . ... Лаборатория лазерной интерферометрии is proudly powered by WordPress . ...
... Этот раздел включает в себя оцифрованные копии книг, так или иначе принадлежащих к Астрономической тематике. ... Если у вас есть отсканированные книги входящие в тему этой библиотеки, обязательно напишите мне, возможно кто то давно ищет эту книгу, да и в целом пополнение библиотеки очень приветствуется. ... В.А.Бронштэн, Издательство "Наука" . ... Optomechanical Engineering Handbook Content . 1999, . Ed. Anees Ahmad, CRC Press LLC. ... Optomechanical Engineering Handbook-4, Metal Mirrors . ...
STARTEST IMAGES GALLERY . STARTESTING TELESCOPES WITH AN AUTOCOLLIMATOR . ... This website is a joint effort of Markus Ludes from APM-Telescopes and Cor Berrevoets ( Aberrator free startesting Software ). The site aims at explaining the different aspects of star-testing telescopes. ... Markus Ludes (APM telescopes) used a high quality 10" Maksutov Newtonian (Zygo tested at 632,8 nm with the following errors: 1/10.1 wavefront p.t.v. and 1/51 wavefront RMS) as collimator in single pass scheme. ...
... Other Planned Activities Include Solar Observing Astrophotography Presentations and CCD Demo's Field Trip to AAAP Observatory at Jenny Jump Workshop: Learning to Use Your New Telescope Plus Swimming (life guards provided), Fishing, Volleyball, Basketball, Hiking, Game room Kayaking/canoeing (bring your own) on two lakes and nearby Pequest and Paulins Kill Rivers Registration Fees Camping and RV -- $35.00 per person ($45 after June 9) Bunkhouse -- $45.00 per ...
Statistics of sunspot activity . ... The solar regions . ... The description of the solar regions . ... The growing bipolar group had appeared at the tenth parallel of the Southern hemisphere 30.04.04, to the West from the central meridian. ... The high latitude bipolar formation was observed in the Southern hemisphere since 3.05 to 9.05.04, in the Eastern part of the Sun disc. ... The small bipolar region was observed at mid latitudes of the Southern hemisphere since 30.10 to 7.11.04. ...