... 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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• HST 3 Conference
• The Evolution of Stars seen with ISOCAM - the Need for NICMOS and VLT Follow...
• About ST-ECF

To use a command with no argument: date . ... To use a command with a single argument: cd newdir . The cd command (used to change from one directory to another) takes the name of the directory newdir as its argument. To use a command with several arguments: cat file1 file2 file3 . The cat command takes the names of three files as arguments. ... This explains the name of the command - it concatenates any files given to it as arguments. To 'quote' an argument: ls 'part 1' . ...

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• Passing command arguments
• Sorting the content of a file
• Entering commands

... 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. ...

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... 2000: . According to the BTA observations, the redshift Z=0.7063+-0.0017 was measured for a distant galaxy possessing the 24 magnitude, in which there occurred an explosion of a massive star, followed by a gamma-ray burst catalogued as GRB991208. ... In collaboration with the Space Telescope Science Institute (USA), the Institute of Astrophysics of Andalusia (Spain). ... According to the Palomar Sky Survey, about 600 new nearby dwarf galaxies were discovered. ... Archive . ...

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• Galaxy sector, archive 2004
• RCJ0311+0507
• Multi-Spin Galaxies ? 2016

... Stellar magnitudes, provided by observations in an optical band, are reduced to the units of erg/cm /s as follows: . ... Table: `Zero-points', central wavelengths, and effective widths of optical bands (Zombeck's Handbook, 1990). - the corrected value (the handbook value is given in parentheses). ... We have achieved coincidence between theoretical values by Bochkarev et al (1991) and ours, obtained with rectangular shapes of transmission band of optical filters. ... 1991, V. 1, P. 41. ...

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• Seminars
• Caverns in Binary Systems
• The Stopping Radius

Stellarium 0.12.3 . ... Classes . ... ClassљList . ... Refraction Class Reference . ... virtual voidљ . forward ( Vec3d &altAzPos) const . ... backward ( Vec3d &altAzPos) const . Remove refraction from position ("reduce"). ... forward ( Vec3f &altAzPos) const . ... setupGLSLTransform ( StelGLSLShader *shader) . ... virtual void Refraction::backward . ... virtual void Refraction::disableGLSLTransform . ... virtual void Refraction::forward . ... virtual void Refraction::setGLSLUniforms . ...

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• Stellarium: pluto_argument Struct Reference
• Stellarium: Nebula Class Reference
• Stellarium: CLIProcessor Class Reference

. Other Relevant Plots . Several new Radio-loud BAL QSOs . A unique Q+A QSO . | Front page | . | << - Close pairs | Talk summary - >> | . Robert J. Smith, ">rsmith@mso.anu.edu.au Last modified: Fri Sep 24 11:39:02 EST 1999 .

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... Excel file with explanations how to fill; please, save the table in format not later Excel-1997-2003.) ... Rules and Regulations for a participant of the Olympiad that have to be translated into native languages of participants (if using Word, please, save the translation in format not later Word-1997-2003), attention for additions during last years ( blue and red text ): . ... Dr. Michael G. Gavrilov, Founding Chairman and Coordinator of the Asian-Pacific Astronomy Olympiad (APAO) . ...

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• XVII International Astronomy Olympiad, applications
• The XX International Astronomy Olympiad, applications
• XIX International Astronomy Olympiad, applications

A computer controlled low light photometer for nightglow observations. Hardware units of portable photometer for low light measurements, especially night glow emission is described. ... Interface card contain three channels of 24 bit counter, 4 channels of 12 bit ADC and the buffer bus for the controlled motors of the altazimuthal fork mounting and filters wheel, the position encoders. ... Where N( ) is output signal photometer generated input light flux F( l ) . ... PMT # . 599 . ...

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• History of Astronomy and Space Physics Department

... LINKS . ... 0 total, enter for more, latest pics follow . AAL Activities . ... 105 total, enter for more, latest pics follow . ... Internet Time: @850 . ... INTELLIGENT-IP Internet Services . SOME LINKS . ... more links.. ... The AAL is not responsible for the content of external internet sites! ... Coordination & Astronomical Content by: J. Steinberg ...

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The nasa.gov site requires that JavaScripts be enabled in your browser. ... Contact NASA . ... The following are astronauts who are employed at NASA. Astronaut assignments and category definitions (e.g., "active" astronauts, "management" astronauts) are contained in a separate Flight Operations Directorate (FOD) policy letter. Astronaut . ... Acaba, Joseph M. 2004 . ... Aunon, Serena M. 2009 . ... Barratt, Michael R. 2000 . ... Burbank, Daniel C. 1996 . ... Cassada, Josh A. 2013 . ... 1998 . ...

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• Astronaut Bio: Peter J. K. Wisoff 11/2001
• Astronaut Bio: Michael Lopez-Alegria (11/2014)
• Astronaut Bio: Mark C. Lee 10/2006

Russian SHAREABLE DATA CENTER Institute of Solar-Terrestial Physics SB RAS . ... The real-time radiosignals characteristics calculation algorithm from current VS data is carried out according to the following scheme (V.P.Grozov ,G.V.Kotovitch,V.E.Nosov,S.N.Ponomartvhuk, S.V.Pushkarev,L.P.Sergeeva,V.V.Khakhinov. Real time decameters radio systems characteristics calculation by ionosphere vertical sounding data. ... ionogram and calculation results display on monitor; . ...

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• East Siberian Center for the Earth's Ionosphere Research. Mathematical
• East Siberian Center for the Earth's Ionosphere Research. Databases.

... S.P.Korolev RSC Energia - MCC-M, . ... Following a four-day free flight, during which newly developed systems and equipment were tested, Russian cargo transport vehicle Progress M-01M docked to the International Space Station (ISS). The vehicle rendezvous with the station, its fly-about, station-keeping and berthing at a distance of 50m were performed in the automatic mode, and at the final phase in the remote operator mode (TORU). ... This docking port was contacted at 15:28:10 Moscow time. ...

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• S.P.Korolev RSC Energia - ECOLOGICAL MONITORING
• S.P.Korolev RSC Energia - MIR ORBITAL COMPLEX
• OFFICIAL PRESS RELEASE - S.P. KOROLEV ROCKET & SPACE CORPORATION ENERGIA

... We thank the Swift team for their rapid scheduling of this observation. ... 2455705.20851 V 14.15 0.03 2455707.83079 V 14.10 0.03 2455710.84028 V 13.53 0.02 2455713.64631 V 13.66 0.02 2455714.65479 V 14.11 0.03 2455714.71823 V 14.12 0.02 2455714.78596 V 14.20 0.02 2455717.39593 V 14.37 0.03 2455726.62861 V 14.83 0.04 2455727.16343 V 14.57 0.04 2455730.50586 V 14.57 0.03 2455730.57329 V 14.56 0.03 2455730.70360 V 14.66 0.04 2455738.32865 V 14.00 0.02 2455742.86146 V 14.21 ...

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... Chilingarian, I., Melchior, A.-L., Zolotukhin, I. 2010: Analytical approximations of K -corrections in optical and near-infrared bands , MNRAS, v. 405, p. 1409 (also arXiv:1002.2360) . ... Calculator . ... calculate spectral energy distributions , K-corrections calculator , UKIDSS YJHK , K-corrections of galaxies , spectral based k-corrections , SDSS filter set K-corrections , K correction code IDL , kcorrect IDL C , . ...

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• K-corrections calculator (version 2010)

... 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 ? ...

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... part 2 | ... Part 1 . The new concept of formation and development of the Solar system. ... Thus, the initial pulse of the rotation of a protosolar cloud of the solar system was determined as a result of the diversion of a part of the moment of the rotational pulse of the Galaxy. ... Besides this new approach to the pre-solar system as a system of the destroyed vortex structure, we can understand now a number of other peculiarities of the Solar system's structure. ...

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STEP INTO THE BLUE - MEADE INSTRUMENTS PRODUCT GUIDE . ... Telescopes . ... 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. ... Series 6000 APO Refractors . ... These telescopes come with all necessary equipment in the box and feature an altazimuth mount that allows for easy and quick viewing. ... NG70-SM Altazimuth Refractor . ... Meade NG70-SM Altazimuth Refractor #20218. ...

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• Meade Instruments - Telescopes, Solar Telescopes, Binoculars, Spotting Scopes
• Meade Instruments Corp. - Meade Customer Support
• Coronado€о Solar - Products

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. ...

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... Exposure Time Calculator (ETC) . Survey processing . ... VISTA is a 4-m class wide field survey telescope for the southern hemisphere, equipped with a near infrared camera (1.65 degree diameter field of view at VISTA's nominal pixel size) containing 67 million pixels of mean size 0.34 arcsec and available broad band filters at Z,Y,J,H,K s and a narrow band filter at 1.18 micron. A wide field visible camera, if constructed, could also be used on VISTA. ... Tile . ... ESO VISTA Public Surveys . ...

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