As announced by the IAU Central Bureau for Astronomical Telegrams in Circular No. 9004 on 11 December 2008, Bulletin C36 of the International Earth Rotation and Reference Systems Service announced that a positive leap second will be added on 1 January 2009. ... Bulletin C is mailed every six months, either to announce a time step in UTC or to confirm that there will be no time step at the next possible date. Daniel GAMBIS Head Earth Orientation Center of IERS Observatoire de Paris, France ...

Cost Estimating Web Site . ... 2005 NASA Cost Analysis Symposium Databases . ... World , European Communities , Other European Countries , Americas , Asia , Africa , General US , US Federal Government , US Department of Defense , Aerospace Industry , NASA , Science & Engineering Handbooks . NASA Cost Estimating Handbook 2004 , Parametric Estimating Handbook .. ... Consumer Price Index , Employment Cost Index , GDP Deflator , Import Price Index , NASA New Start Index , Producer Price Index . ...

... Цвет: синий . ... Джинсы Name It. ... Коллекция: Brandy . ... Параметры изделия: для размера 41-42/170: обхват груди - 118 см, обхват талии - 110, длина изделия по спинке-79 см, длина рукава - 68 см для размера 43-44/170: обхват груди - 125 см, обхват талии - 115, длина изделия по спинке-80 см, длина рукава - 69 см дляразмера 45-46/170: обхват груди - 130 см, обхват талии - 120, длина изделия по спинке-81 см, длина рукава - 70 см для размера 41-42/176: обхват груди - 118 см...

... Clean . ... Flux Sign Expo . ... Flux, mCrab . ... 1.07 PHA . ... The map above is movable . ... Original shows mosaics with all data available. Flux map Error map Significance Exposure . Flux and error maps are in mCrab units. All maps are convolved with instrumental point spread function (PSF) which is Gaussian ( =5'). ... INTEGRAL/IBIS 9-year Galactic Hard X-Ray Survey* , A , Volume 545, id.A27 { NASA ADS | ... 7-year Galactic Bulge map , 2009 . 9-year Galactic survey , 2012 . ...

... Обращение. ... Air Pollution . ... Appeal . ... References . Литература . ... REFERENCES: . ... Т.Ю. Дроздова, А.И.Берестова,1999 . ... English' приложение к газете 'Первое сентября' 1995г. Газета 'The Moscow Times', 2000г. 'Climate change research' UNESCO SOUREES 1996 г. The Pan- European Ecological network . ...

. Wikipedia . Encyclopedia of Astronomy and Astrophysics . Encyclopedias Dictionaries . Encyclopedia.Com . "Krugosvet" . Different Encyclopaedias (in particularly Boljshaja Sovetskaja) . Encyclopaedia for children "Awanta+" . Britannica Encyclopaedia . BIMA Glossary . Glossary of Space Science Terms . Imagine the Universe! Dictionary A-D . Exploratorium Exhibit Cross Reference - Exhibit . Exploratorium Exhibit Cross Reference - Phenomena Index .

Catalogue of eclipsing variables (CEV) is the world's principal database of eclipsing binary systems with available classification. CEV contains identifications, classifications, photometry, periods, eclipses data, spectral types, references and notes for 7179 systems. Format of the current CEV . CEV main table (~1.0MB) . ... List of systems, erroneously classified as eclipsing binaries in GCVS (they are not included in the CEV main table) Download all files as a single archive (~0.6MB) . ...

... Sternberg Astronomical Institute , Moscow University . ... Present edition unites two parts of Catalogue of interacting galaxies by B.A.Vorontsov-Velyaminov: the first part (Part 1) containing 355 systems was published in 1959 [1] and the second one (Part 2) with 497 objects - in 1976 [2].Thus two published parts of Catalogue include 852 interacting systems. ... All new of them (1162 by number) were taken from the comments to the galaxies in Morphological catalogue by Vorontsov-Velyaminov et al.[ ...

This module provides for logging of the documents which reference documents on the server. ... Module Identifier: referer_log_module . ... RefererIgnore . RefererLog . ... Module: mod_log_referer . The RefererIgnore directive adds to the list of strings to ignore in Referer headers. ... The RefererLog directive sets the name of the file to which the server will log the Referer header of incoming requests. ... Security: if a program is used, then it will be run under the user who started httpd. ...

... RECOMMENDED VALUES OF PHYSICAL CONSTANTS AND CONVERSION FACTORS. ... This reference must be included when these constants are used in a context where their full accuracy is important. ... elementary charge (of proton) . ... gravitational constant . ... unified atomic mass constant . ... of electron . ... of proton . ... Planck constant . ... Rydberg constant, m 0 2 m e e 4 c 3 /8h 3 . ... fine structure constant, m 0 e 2 c/2h . ... Bohr radius, h 2 ( pm 0 c 2 m e e 2 ) . ... Bohr magneton, e h /2m e...

Общая Астрономическая Конференция > Форумы общей направленности > Любые вопросы от новичков . Коллеги, прошу вашего совета: CPC800XLT или LX200R? . ... Поиск . ... Созвездия (поиск и описание) .. ... Лунные феномены (редкие, необычные явления) Жизнь астрономов-любителей Анонсы астрономических мероприятий Астрономические клубы Наш "Старлаб" . ... ПРОШУ ОКОНЧАТЕЛЬНОГО СОВЕТА.. ... Прошу у знающих людей совета по поводу Дип Скай! . ... Прошу совета . ... Прошу совета по вопросу покупки телескопа . ...

... What's New? Bad Astronomy . ... News . ... The questions was: "During a flight, I saw a round rainbow shaped like a doughnut. ... However, she said that all rainbows are actually circles, and that she could not find a name for this phenomenon. ... One is that rainbows really aren't full circles. ... Basically, rainbows are due to light getting bent ("refracted") inside of raindrops. ... It's called a "glory", and is formed in a somewhat different way than rainbows. ... 2008 Phil Plait. ...

. Please use the reference to MASTER DataBase as Lipunov et al., 2010, MASTER Robotic Net, Advances in Astronomy, vol. 2010, pp. 1-7 . - days . MASTER , 2002-2016