... Current APO Weather . ... Search Site . ... Information for New Users . ... Technical Staff pages . Night Logs and Mailing Lists (maintained by APO) . ... Technical Documents and Database Search . ... Observer's Documentation and Procedures . ... Problem Reporting and APO Technical Documents Database Search . ... APO Drawing/Document Management Procedures . ... APO Technical Documents Database Search . Home Astrophysical Research Consortium . ... Mail Lists (maintained by APO) . ...

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• APO Job Announcements

... They are concerned with Attitude Control System of the spacecraft, satellite visibility from tracking stations, limits on the satellite autonomous operations during the orbit, and needs for auxiliary operations with the spacecraft. ... Among the operational constraints the most important one is the number of programmed slews per orbit, which determines the maximum number of radio sources to be observed during one orbit. ... System temperature (K) . ... Progress of the RadioAstron Project in Pictures...

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• Project SUBMILLIMETRON
• GOCG Pre-Observation Products
• Ground Radio Telescope (GRT) Products

... ESO is building what will be the World's largest optical telescope array, The Very Large Telescope (VLT). The VLT Project organisation is responsible for the design and construction of the Unit Telescopes, including enclosures, optics, adapter-rotators and coating unit. ... Unit Telescopes Overview - This page is outdated, an update is in process. ... Secondary mirror (M2 Unit) - This page is outdated, an update is in process. ... Coating Unit - This page is outdated, an update is in process. ...

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• Location of ESO HQ Relative to Munich | ESO United States

... ATNF Home . ... About ATNF overview . News | ... Australia Telescope Steering Committee . ... Australian Square Kilometre Array Pathfinder . Murchison Radio-astronomy Observatory . ... Parkes radio telescope . Australia Telescope Compact Array . ... ATCA . ... Visiting Parkes radio telescope . ... A brief summary of the New Stations and North Spur project is presented here. ... This project provides additional stations (antenna placement points) for the Australia Telescope Compact Array. ...

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• Astrometry syllabus points
• Australia Telescope National Facility
• Archive of VLBI Observations Majordomo List

Neutron Monitors ] [ Solar Neutrons ] [ Muon Telescopes ] [ Base Potchefstroom University ] [ Magnetometers ] [ GPS systems ] [ Ionosphere ] [ Related Data ] [ Space Weather ] . ... All Cosmic Ray Stations + InterPlanetary Data: WorldNet . Alma-AtaB (Mt.Tien Shan) DataBase of Kazakhstan Spectrograph Alma-AtaB (Mt.Tien Shan) new . ... Nagoya Muon Telescope and DATA or mail . ... Belgrade Muon Telescopes and DATA or ">mail . ... Real-Time database for Cosmic Ray Anisotropy (DB10) . ...

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STEP INTO THE BLUE - MEADE INSTRUMENTS PRODUCT GUIDE . ... Superb optical performance coupled with time proven computerized pointing and tracking has made the LX200 ACF series a best-seller in the high-performance telescope class. ... Meade's revolutionary LS LightSwitchтДв series of telescopes use advanced technologies to do what no other consumer telescopes have done before: take all the hassle out of using a telescope. ... Weather Stations . ... Series: Professional Weather Stations . ...

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... With enough velocity, a spacecraft can break loose from the Earth's gravity and enter an orbit around the Sun, like that of a planet. If it then orbits the Sun with the same period as the Earth--one year--it may keep a fixed position relative to Earth. ... If the distance is just right--about 4 times the distance to the Moon or 1/100 the distance to the Sun--the spacecraft, too, will need just one year to go around the Sun, and will keep its position between the Sun and the Earth. ...

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• CYlindrical GAmma-ray Monitor CYGAM -

... FGS Data Handbook . ... Fine Guidance SensorData Handbook > Chapter 1: Instrument Overview > 1.1 Instrument Capabilities . ... The Fine Guidance Sensors (FGS), originally designed and built by the Perkin-Elmer Corporation in Danbury, CT (now Goodrich Corporation?s Optical and Space Systems), comprise a set of three radial-bay instruments on board the Hubble Space Telescope (HST). ... Under nominal operating conditions, the FGS are routinely able point the spacecraft with a precision of ~2 mas or...

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• HST this week: 043
• Zolt Levay, Space Telescope Science Institute
• Space Telescope Imaging Spectrograph Instrument Handbook

... With enough velocity, a spacecraft can break loose from the Earth's gravity and enter an orbit around the Sun, like that of a planet. If it then orbits the Sun with the same period as the Earth--one year--it may keep a fixed position relative to Earth. ... If the distance is just right--about 4 times the distance to the Moon or 1/100 the distance to the Sun--the spacecraft, too, will need just one year to go around the Sun, and will keep its position between the Sun and the Earth. ...

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• Concerning Steady State Corotation of the Io Plasma Torus
• Mass Measurements aboard Space Station Skylab
• Current Solar Wind Conditions

Term mixture regarding solar chemical composition refers to relative abundances of heavy elements. Abundances of hydrogen and helium cannot be determined reliably from observations, therefore concentration of these elements are not taken from observational data. ... Table contains only elements which are abundant enough to be included into opacity and equation of state computations. ... First "low-Z abundances" to be published were AGS05. ... 5.5 . ... 6.22 AG89 : Anders E., Grevesse N. 1989. ...

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RELATIVE SUNSPOT NUMBERS Description of Data from SGD Explanation of Data Reports: Relative Sunspot Numbers -- The relative sunspot number is an index of the activity of the entire visible disk of the Sun. ... The provisional daily Zurich relative sunspot numbers, Rz, were based upon observations made at Zurich and its two branch stations in Arosa and Locarno and communicated by M. Waldmeier of the Swiss Federal Observatory. ... This indicates the uncertainty above and below the predicted number. ...

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... Gallery . ... The Mt Bingar field station and the Catz teleтАж . Sidebar Left . Sidebar Top . No Sidebar . Sidebar Bottom . Sidebar Right . Title: The Mt Bingar field station and the Catz telescope . ... Katz 24" telescope at Stromlo, early 195тАж . Views: 2930 . Katz telescope . Views: 2842 . ... Views: 2691 . Bingar Field Station . Views: 2695 . ... Views: 2721 . ... Views: 2772 . ... Views: 2782 . ... Views: 2711 . ...

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• A series of images from Hermann Wehner, showing the telescope in its original
• Telescope pointing system
• Siding Spring Observatory's 2.3 m telescope (wide and high vantage point)

GRANAT is the Russian x-ray sattelite launched to the high apogee orbit (200,000 km) and operated almost for 10 years (1989 -1999) , carrying out four major instruments: French SIGMA coded-mask hard x-ray telescope (30-1000 keV), Soviet ART-P coded-mask telescope (2??-60?? keV), all-sky monitor WATCH (6-150 keV), and a gamma-burst detector PHEBUS . ... Since September 1994, GRANAT is in the survey mode. ... Explore pages devoted to individual GRANAT instruments (including main scientific results): . ...

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• RTT150 telescope: GRB 030329
• RTT150 Technical Description
• Russian Turkish 1.5-m telescope

... October 6, 09:00 09:40 . Jorge Melnick (ESO) . ... We present a statistical and temporal analysis of the ground meteorological properties recorded at the five selected sites for hosting the European Extremely Large Telescope (EELT). ... Marc Sarazin (ESO) . The organization and development of the E-ELT site testing campaign by ESO are described. ... The E-ELT Site Testing activities in northern Chile and Argentina are reviewed, and pioneering explorative campaigns are illustrated. ...

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• Methods and instruments to measure/monitor major site properties

Next: Time coordinate system (TIMCOORD) Up: Coordinate Definitions used by Previous: Coordinate Definitions used by Contents . The CAL makes use of the following spatial coordinate systems . PIXCOORD0: Telemetry-related CCD pixel coordinate system . ... PIXCOORD1: Node-oriented CCD pixel coordinate system . ... The pixel coordinate system is, thus, node-oriented . ... CAMCOORD1/CAMCOORD2: Camera reference systems . ... Camera unit(s) . alignment of CAMCOORD1/2 axes in PIXCOORD1 frame . ...

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• RGS Related CAL Routines
• Input
• Publications on XMM

The beam pattern and the polarization characteristics . of the radio telescope RATAN-600 . The Mueller matrix elements was computed via formulas [1]: . ... The BP were computed by the aperture method, proceeding from the fild distribution in the aperture of the primary mirror. The components of the main and cross-polarization components of the electric field in the vertical aperture of the primary mirror was computed in Frenel diffraction approximation. ...

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• di_eks
• Область Telescope
• LSFVO: Results

... The European HST Archive has been moved to ESA's European Space Astronomy Centre ( ESAC ), Spain, where most of ESA's Space Science Archives are located and operated from. ... The Space Telescope European Coordinating Facility (ST-ECF), jointly operated by ESA and the European Southern Observatory ( ESO ) was, until the end of 2010, the European HST science facility, supporting the European astronomy community in exploiting the research opportunities provided by the Hubble Space Telescope. ...

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Astronomy Picture of the Day . ... 11.04.2009 . ... These two frames, taken with a video camera and a telescope, reveal remarkable details of the International Space Station (ISS) orbiting some 350 kilometers above planet Earth. ... APOD: 2009 April 7 The Colliding Spiral Galaxies of Arp 274 . ... APOD: 2009 April 6 The International Space Station Expands Again . ... The planetwide star party is part of 100 Hours of Astronomy (100HA), a project of the International Year of Astronomy 2009. ... April . ...

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• Journal "Peremennye Zvezdy"

Магазин . ... Старейший магазин телескопов в России . ... Корзина 0 0 Р . ... Телескопы Celestron . ... Добавить в избранное . ... 49 990 Р . ... Мы рады приветствовать Вас в нашем специализированном магазине телескопов и других астрономических товаров. ... Интерес к звездам, к созерцанию неба, обычно приводит человека к желанию купить телескоп, который позволит ему увидеть своими глазами все далекие сокровища космоса, так красочно описываемые в книгах. ... Copyright TELESCOPE.RU, 2016. ...

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Amalthea . Jupiter V . Amalthea [am-al-THEE-uh] is one of Jupiter's smaller moons. ... These four images of Jupiter's moon, Amalthea, were taken by Galileo's solid state imaging system at various times between February and June 1997. ... Amalthea, whose longest dimension is approximately 247 kilometers (154 miles) across, is tidally locked so that the same side of the satellite always points towards Jupiter, similar to how the near side of our own Moon always points toward Earth. ...

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• IBIS - Flat Fielding
• TIRGO Telescope
• Doug Johnstone's Orion Page