This photograph shows the Large Magellanic Cloud, a neighbouring galaxy to the Milky Way. ... By studying how their light changes and other properties of these systems, astronomers can measure the distances to eclipsing binaries accurately. A long series of observations of these objects has now led to the most accurate determination so far of the distance to the Large Magellanic Cloud тАФ a crucial step in the determination of distances across the universe. ...

Еще в разделе: (Показать все результаты (>5871) - www.astronomy.com/ )

• Weird Object: Venus | Astronomy.com
• Weird Object: Our Accelerating Universe | Astronomy.com
• elements | Astronomy.com

... Hierarchy and stability 3. Stability criteria for triple systems 4. ... The results for selected systems with weak hierarchy (physical properties of components) System HD 40887 AB+CD HD 76644 AB+CD HD 217675 AB+CD HD 222326 A?+BC HD 284419 A+BC Spectral types K5V, M0V, K4V, ?? ... More accurate results for selected systems HD 217675/6 ( And) Quadruple system More accurate results for selected systems HD 217675/6 Pair B1B 2 More accurate results for selected systems HD 217675/6 (Zhuchkov et al. ...

Еще в разделе: (Показать все результаты (>39) - www.puldb.ru/ )

• Pulkovo Astrometrical Plate Database

... The Science Operation Department is composed of Astronomers, Telescope Instruments Operators(TIOs) and Data Handling Administrators(DHAs). ... Astronomers have proposed several methods to quantitatively measure the amount of turbulence above the telescope, which the most common ones is Differential Image Motion Monitor (DIMM). In optical testing, the Hartmann test is the common method to test the quality of optical components. ... Hartmann mask consists of 48 lenses. ...

Еще в разделе: (Показать все результаты (>17) - site2010.sai.msu.ru/ )

Subject of Astronomy. ... Celestial Sphere. ... Spherical Frames of Reference: Horisontal and Equatorial Coordinates, Ecliptical System. ... Transformation of Celestial Coordinates. ... Change of Object Coordinates as a Result of Diurnal Rotation of Celestial Sphere. Phenomenons, Which Lead to Celestial Coordinates Change. ... Motion of Equator, Ecliptic, and Their Poles. ... Diurnal Solar Motion on Different Latitudes. ... Time Equation. ... Apparent Motions and Configuration of Planets. ...

Еще в разделе: (Показать все результаты (>75) - space.univ.kiev.ua/ )

• Internal Structure of Stars
• Theoretical Astrophysics
• Practical Astrophysics

... SSAU History . SSAU roadmap . ... Engineers of SSAU laboratory of additive technologies started to carry out experiments in the field of 3D-printing of metal parts, components and assemblies. The research of Samara scientists will allow producing highly complex and non-standard elements of spatial forms required for design and creation of advanced aviation and space technology. ... SSAU Laboratory of Additive Technologies is established in 2011. ... e-mail: ssau@ssau.ru . ...

Еще в разделе: (Показать все результаты (>387) - www.ssau.ru/ )

• Young scientists of Samara University began to make the most complete database
• Ганчевская София Владиславовна. Публикации
• SSAU scientists will 'teach' nanosatellites to manoeuvre in orbit

Russian Version [ MS-Win ] . ... Satellite data ] . SMIS ] . The application is designed to perform high-accuracy geographic referencing and calculate geographic coordinates of satellite data using orbital data. ... The program performs conversion of satellite images into conic or equidistant projection and overlays the coordinate grid over it. ... When necessary the program allows for setting control points for correction of the reference. Shareware version (APT NOAA data processing) . ...

Еще в разделе: (Показать все результаты (>25) - smis.iki.rssi.ru/ )

... Space flight . ... Space Hotel . ... Small orbital stations (SOS) are intended for the arrangement of flexible manned programs on commercial basis with the possibility of using the traditional Russian manned , cargo spacecrafts, their modifications and new modules oriented for the minimum costs and terms of orbital objects development . оThe principle of SOS building is as follows: it is developed not as a separate self-sufficient project of an ... It means a possibility of: . ...

Еще в разделе: (Показать все результаты (>16) - www.atlasaerospace.net/ )

• ATLAS aerospace invites you to participate in cosmonaut and astronaut training

... 2 Magnetic Field . ... A magnetized bar has its power concentrated at two ends, its poles ; they are known as its north (N) and south (S) poles, because if the bar is hung by its middle from a string, its N end tends to point northwards and its S end southwards. ... That flow became known as an electric current . ... An electric current produced a magnetic force! ... The fundamental nature of magnetism was not associated with magnetic poles or iron magnets, but with electric currents . ...

Еще в разделе: (Показать все результаты (>609) - www.iki.rssi.ru/ )

• Kuiper-Oort
• Astronomical Names
• Vectors

... AstroAsciiData is a Python module to handle ASCII tables. ... The idea to develop this Python module emerged from the fact that ASCII tables continue to be one of the most popular and widely used data exchange formats in astronomy and probably science in general. ... To load this ASCII table, go into Python, load the AstroAsciiData module and read in the table with: . ... demo = asciidata.open('webexa.txt') . ... Users who only want to work with ASCII tables neeed no further python modules. ...

Еще в разделе: (Показать все результаты (>280) - www.stecf.org/ )

• SLITLESS (Oct97) --- ST_ECF --- SLITLESS (Oct97)
• ST-ECF IRAF package
• ST-ECF Grism Spectrum Software for NICMOS Grism Data

... Тип товара: Юбки . ... Юбка SCOTCH&SODA для девочек (Разноцветный) . ... Размер RU: 12 . Блузка OBJECT Beate Модель: 23021083 OBJBEATE L/S SHIRT C Состав: 100% вискоза длинные рукава Модель: 270472452 . ... Цвет: Кремовый . ... Цвет: розовый . ... Артикул: 00354 Цвет: золотой Состав: латунь Размеры: 3,5х10,5 см Страна дизайна: Италия Страна производства: Италия Товар сертифицирован. ... Такая ваза подойдет и для цветов, и для декора интерьера. ... Цвет: красный . ... Платье adL - adL - adL . ...

Еще в разделе: (Показать все результаты (>351) - astrokuban.info/ )

• Украшение декоративное "Ведерко" Джемперы Object
• Принтер этикеток_TSC TTP-343c (темный) PSU+Ethernet Держатель Эврика Человечек
• Комод 'Поль' - Object Desire - Object Desire Безотказные средства от всех

The main task of the multimedia lectures "Life of the Earth in the Solar Atmosphere" is to introduce wide range of users to the basic physical characteristics of the Earth, the near-Earth space and the Sun, which mainly forms the properties of the mentioned objects and is responsible for their variations (so-called "space weather"). ... Middle atmosphere of the Earth. ... Radiowaves' passing and spreading in the Earth atmosphere. ... Space radiation passing through the Earth atmosphere. ...

Еще в разделе: (Показать все результаты (>55) - cosmos.msu.ru/ )

This module provides the ability to set environment variables based upon attributes of the request. ... The mod_setenvif module allows you to set environment variables according to whether different aspects of the request match regular expressions you specify. ... BrowserMatch . ... Syntax: BrowserMatch regex env-variable [= value ] [ env-variable [= value ]] .. ... Module: mod_setenvif . ... The BrowserMatch directive defines environment variables based on the User-Agent HTTP request header field. ...

Еще в разделе: (Показать все результаты (>103) - neptun.sai.msu.ru/ )

• Apache module mod_so
• Apache module mod_include
• Descriptors and Apache

MPEC 2010-A35 : 2010 AL2 http://www.cfa.harvard.edu/mpec/K10/K10A35.html Printer-friendly version MPC Ope rations Status Processing (Info) ECS: Accessible Obse rv e r Se rv ice s (NEOs) NEO Services Overview NEO Confirmation NEO Confirmation (RA order) NEO Ratings NEO Page NEO Observation Planning Aid NEOChecker NEOCMT Checker Obse rv e r Se rv ice s Services Overview IAUMail Minor Planet & Comet Ephem. ... Orbital elements: 2010 AL2 Epoch 2010 Jan. ...

Еще в разделе: (Показать все результаты (>47) - www.winer.org/ )

• http://www.winer.org/Downloads/MPEC2010-A36.pdf
• http://www.winer.org/Downloads/MPEC2010-A37.pdf
• http://www.winer.org/Downloads/MPEC2010-A38.pdf

Astronotes Armagh Planetarium's Stellar Blog! ... Armagh Planetarium . ... Our Galaxy . ... Stars . ... Space Flight . ... This activity is believed to be promoting the unusually high rate of star formation seen in M82. ... Radio image of M82 made with the MERLIN and VLA telescopes. Insets show MERLIN images from April 25th and May 3rd 2009 demonstrating the sudden appearance of the mystery object.€а All images are at a frequency of 5 GHz. ... Mystery object in Starburst Galaxy M82 . ...

Еще в разделе: (Показать все результаты (>2232) - www.armaghplanet.com/ )

• Rings Around an Asteroid | Astronotes
• Dawn at Ceres | Astronotes
• Amazing multi-spectral view of Andromeda Galaxy | Astronotes

Next: RSOG Pre-Observation Products . ... Mission Elements . ... The main mission elements (ME) are: . The RSOG, based at ASC, which is responsible for the science operation of the RadioAstron Mission. ... The Main Ballistic(Navigation) Center (MBC) belonging to Lavochkin Association coordinates preparation and exchange of orbit determination and orbit reconstraction ptoducts. ... Experiment codes of five characters are used in naming GRT related files. ... RSOG . ... Corr (GTS?) ... Corr (RSOG?) ...

Еще в разделе: (Показать все результаты (>129) - www.asc.rssi.ru/ )

• Introduction
• Theoretical Astrophysics Department
• RSOG Pre-Observation Products

... This is usually defined as the direction pointing toward the center of the primary body. ... NODE: The place where the plane of one orbit crosses the plane of another. ... ORBITAL PLANE: The flat surface that would result if every point on the orbit of a body was connected to the center of its primary. ... PENUMBRA: The edge of the primary body's shadow. ... PERIOD : The time required for one body to orbit the primary body. ... PROBE: A vessel designed to pass and observe an astronomical object. ...

Еще в разделе: (Показать все результаты (>872) - www.wro.org/ )

• Astronomical Glossary - G thru I
• Distance Conversion Calculator
• RAS Glossary A to C

... Exposure Time Calculator (ETC) . ... ESO - Public Surveys . ... the recommended values to use for DIT, . ... Detector on-chip integration (DIT): seconds. to your chosen value - a separate page gives recommended values to use for DIT - for modes 1 and 2 below you may wish to start with the maximum recommended values as these will minimize the effect of read noise (a total object exposure of Y secs with DIT=X secs will produce Y/X lots of read noise) and give you a lower limit on the time needed. ...

Еще в разделе: (Показать все результаты (>28) - www.vista.ac.uk/ )

• Observing with VISTA
• VISTA - Visible and Infrared Survey Telescope for Astronomy

... 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. ...

Еще в разделе: (Показать все результаты (>290) - www.badastronomy.com/ )

• Phil Plait's Bad Astronomy: Bitesize Tour of the Solar System
• Phil Plait's Bad Astronomy: Mad Science
• Phil Plait's Bad Astronomy: Bitesize Astronomy

... Mathematical methods in physics . ... NUCLEAR PHYSICS . ... CONDENSED MATTER: STRUCTURAL, MECHANICAL, AND THERMAL PROPERTIES . ... Mechanical and acoustical properties of condensed matter . ... Thermal properties of condensed matter . ... CONDENSED MATTER: ELECTRONIC STRUCTURE, ELECTRICAL, MAGNETIC, AND OPTICAL PROPERTIES . ... Electronic transport in condensed matter . ... Optical properties, condensed-matter spectroscopy and other interactions of radiation and particles with condensed matter . ...

Еще в разделе: (Показать все результаты (>516) - www.scientific.ru/ )

The Form validation script is distributed free from JavaScript-Coder.com . ... When there are many fields in the form, the JavaScript validation becomes too complex. ... Each field in the form can have 0, 1, or more validations. ... Just after defining your form, Create a form validator object passing the name of the form . ... FORM> . ... You can add any number of validations.The list of validation descriptors are provided at the end of the documentation. ... option value="" selected>[choose yours] . ...

Еще в разделе: (Показать все результаты (>314) - hea.iki.rssi.ru/ )

• Пширков Максим Сергеевич (ПРАО АКЦ ФИАН)
• Russian Turkish 1.5-m telescope
• Spectrum-Roentgen-Gamma - The astrophysical Project at IKI RAN