... We also take care to characterise the flat fields, especially their colour dependence, to very high precision which enables high precision photometry even without autoguiding. ... The Blue Diamond Effect The blue diamond effect is caused by surface imperfections on the silicon chip introduced during manufacture, resulting in a repeated large scale pattern in the flat field at blue wavelengths. ... We can remove the blue diamond by using a colour appropriate flat field produced in the lab. ...

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• DUST: Graph Legend
• Astrophysics Group Surface Imaging of Betelgeuse
• Astrophysics Group Magdalena Ridge Observatory Interferometer

LIGHT words and music by andrew eldritch The lights shine clear through the sodium haze The night draws near and daylight fades Ignore the voices discard the day For the brand new darkness for the bright new way Hit Well there have been better plans But none that I could ever understand Emerald signal the green on black The lights say move say never look back And so I find a place where I've never been seen Find another ...

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• http://crydee.sai.msu.ru/ftproot/pub/rec/music/lyrics/cs-uwp/folk/s/standing_stones
• http://crydee.sai.msu.ru/ftproot/pub/rec/music/lyrics/cs-uwp/m/misc/aside_of_the_road
• http://crydee.sai.msu.ru/ftproot/pub/rec/music/lyrics/cs-uwp/r/rocky.horror/soundtrack

... Auroral Currents . ... 25c. Space tether . ... Aurora from Space . ... But the best view is still from space. ... The Canadian scientific satellite Isis-2 (1971) carried an auroral imaging camera and discovered the diffuse aurora, a broad ribbon around the auroral oval, too spread-out to be noticed from the ground. ... Currently, NASA's Polar (1996) collects images of the polar aurora using three cameras--in visible light (sometimes as frequently as 12 seconds apart), in ultra-violet and in x-rays. ...

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• Comet Introduction
• The Sun's Corona
• Красное смещение - Астрономический словарь Санько Н.Ф.

... рекомендовано воспитателям групп продленного дня и родителям для поддержки детей в их продвижении к успеху в обучении математике. ' title=' Dark Souls III [ PS4 ] - Namco Bandai' border='0' align='left' width='120' style='margin-right: 20px;' hspace='7' vspace='5'/ Вас ждет новое захватывающее Оформив предзаказ на игру Dark Souls III до 17:00 часов 8 апреля 2016 года, вы получите в подарок дополнительные 200 бонусов на вашу карту. ... Diablo III Игра для PC . ...

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• Роллерсерф Razor RipStik Bright Red-Blue Наручные мужские часы Steinmeyer
• L'Oreal Paris Легкий спрей-автозагар "Sublime Sun, Express Pro", 150 мл -
• Набор стаканов Pasabahce Workshop "Light Blue", 300 мл, 3 шт. 835046 -

... There are preliminary series of photometric and radio spectral observations of the above-mentioned stars, archival data on the light curves of the stars, results of the search for OH and H 2 O maser emission in IRAS point sources that possess the IR parameters similar to Miras. ... The aim is a detailed study of the maser emission variability. ... In 1996-1997, astronomical observations of Mira Ceti-type stars (miras) were carried out in three spectral ranges: optical, infrared, and radio. ...

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Dynamic Shack-Hartmann System RAPID V. G. Orlov, V. V. Voitsekhovich Instituto de AstronomМa, UNAM, MИxico CONACYT project E9507-1020P UNAM PAPIIT IN104910 Telescopes OAN OAN- SPM 2.1m telescope 1.5m telescope 0.84m telescope 2.1m telescope OAN-Tonanzintla 1m telescope Astronomical site SPM Observing statistics 1982-2002 (Tapia+ 2007 ) Photometric nights : 64.1% Spectroscopic ... Rapid - Dynamic Shack-Hartmann All modern telescopes demand installation of adaptive system. ...

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• http://site2010.sai.msu.ru/static/doc/DAfshari.pdf

... The conference will be also partially hosted by the Steklov Mathematical Institute, Gubkin 8, 119991, Moscow . The nearest metro stations are: Akademicheskaya (orange line) from which there is a 15-minute walk or Leninsky Prospekt (orange line) and Universitet (red line) from which one may take a tram No. 3 or 39 to the stop ?ulica Gubkina?. ... The location of the conference room at the building of the Steklov Institute will be announced later. ... Location of the Steklov Mathematical Institute . ...

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• Conference "Zeta functions 5"
• Conference "Arithmetic Geometry: Explicit Methods and Applications"
• Conference "Algebraic Geometry and Number Theory"

Photograph quality The photographs must be: I no more than 6-months old 35­40mm in width close up of your head and top of your shoulders so that your face takes up 70­80% of the photograph in sharp focus and clear of high quality with no ink marks or creases too close too far away I I I I blurred ink marked/creased I The photographs must: show you looking directly at the camera ...

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• When, Where, and How to See Comet Hale-Bopp

... Astronomy news . ... NASA's Spitzer Images Out-of-This-World Galaxy . ... It is spiral-shaped like our Milky Way, with long, spindly arms of stars. The "eye" at the center of the galaxy is actually a monstrous black hole surrounded by a ring of stars. In this color-coded infrared view from Spitzer, the area around the invisible black hole is blue and the ring of stars, white. ... The ring around the black hole is bursting with new star formation. ...

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• Publications
• Double Engine Fuels Star's Remarkable Nebula - Astronomy news

... 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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• Publications about VISTA

... click image to view discuss) . North America Nebula and Pelican Nebula . ... This ionized Hydrogen region in Cygnus is next to the star Deneb and covers a region greater then 3-degrees. ... Takahashi E-180, SBIG STL6303E CCD camera (First light); RGB= 30:33:36 minutes – 3 minute sub frames. ... Veil Nebula . ... This image shows a 7th magnitude star cluster, it's reflection nebula, an extended diffuse nebula and Barnard Dark Nebulae. ... Copyright (c) Amateur Telescope Makers of Boston, Inc. ...

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• Astronomy and the Human Eye

... Visible Distribution of Galaxies. ... Features of Elliptical, Lens-Shaped, Spiral and Irregular Galaxies. Galaxies with Bar. ... Distribution of Surface Brightness of Surface and Spiral Galaxies. ... Color Characteristics of Galaxies. ... Methods of Galaxies' Mass Determination. ... Hidden Mass of Spiral Galaxies. ... Features of Dark Matter Distribution in E and SO Galaxies. ... The Whole Number of Galaxies and Their Density by the Results of Observation on the 'Hubble' Space Telescope. ...

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• A computer controlled low light photometer for nightglow observations

... Spectrosc., 90 , 574-579. [ abstract (in English; ASCII file); paper (in Russian; PS file)] . ... Astronomy Letters, 26 , N 10, 679-690. [ abstract (ASCII file); paper (PDF file)] . ... 2001) . ... 72 , N 5, 607-612. [ abstract (ASCII file); paper (PS file)] . ... Scattering and polarization properties of the non-spherical particles. in: Smith W.L., Timofeyev Y.M. (eds.) IRS 2000: Current Problems in Atmospheric Radiation, A.Deepak Publ. (in press) [ abstract (ASCII file); paper (PS file)] . ...

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• INTAS project 2003
• Vladimir Il'in's publication list
• INTAS project 99/652

... Spherical aberration, coma, and astigmatism are also easily observed using the star test. ... Off-axis images are complex. ... Fig. ... Diffraction by a circular aperture as a function of defocus for no aberration Airy Disk 1 wave defocus Less than 1 wave defocus Fig. ... Diffraction by a circular aperture as a function of defocus for third-order spherical aberration Paraxial Focus Small distance inside paraxial focus Moderate distance from marginal focus Immediate neighborhood of marginal focus Fig...

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... About meteorites . ... Meteorite Encyclopedia . ... About laboratory . ... On the night of September 24-25, in the north of Irkutsk Oblast, local residents saw a brightly glowing space object draw a line across the sky and fall into the taiga. ... But scientists learned of the heavenly visitor only on October 3, when a fax arrived at the Institute of Sun And Earth Physics from Bodaibo. ... The first thing we did was to interview residents of villages located along the meteor's flight path. ...

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Orion. Orion is the most remarkable constellation of the sky. ... In its bright stars arrangement the hunter’s figure can be seen to the south - east of which the blue Sirius is shining and to the north - west - a red Aldebaran. ... Rigel ( b of Orion) is more bright then Betelgaise. ... The most interesting object in the constellation is the Great Nebula Orion (M 42), lying below the belt of three stars and remote from us as far as about 1000 light years. ...

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• betweenstarse
• galophotoe
• redkoste

... Phase light curves of binary model that consists of a primary component with mass M 1 and a secondary component with mass M 2 . ... The input parameters of the problem are the accretion rate onto the binary components ( ), the component mass ratio q = M 2 /M 1 , the orbital inclination to the line of sight , the eccentricity e, the rotation angle of the apsidal line relative to the observer , and the parameter c characterizing viscosity. ...

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Bright Supernova - Archives On these pages you will find references to Supernovae which have faded into oblivion. ... Finally, in 1999, when I took over the International Supernova Network's Latest Supernovae page I retitled the main page "Latest Supernovae", BUT, it's the "Latest Supernovae" page of the "Bright Supernovae" pages which are also sub-pages of ISN. ... Brightest supernova in 2005 . ... Brightest supernova in 2002 . ... Brightest supernova in 2000 . ... Brightest supernova in 1999 . ...

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• Supernova 2009ip in NGC 7259
• Supernovae M33varC in M33
• Supernova 2002fk in NGC 1309

The Astronomy Shop . ... AstroGuide | ... Shop | ... Home | ... Posters | Milky Way Galaxy - Panoramic Poster (Laminated Edition) . ... Within the 200 billion stars spread across 80,000 light years, we are 25,000 light years from the galaxy center. ... www.astronomy.net . About Astronomy Net | Advertise on Astronomy Net | ... Unless otherwise specified, web site content Copyright 1994-2016 John Huggins All Rights Reserved . dbHTML," "AstroGuide," "ASTRONOMY.NET" & "VA.NET" . ...

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• You Can Make Stellar Images Brighter - an Astronomy Net Article
• Astronomy Terms - To Help You Study The Universe - an Astronomy Net Article
• Observation Report From Coyle 07/19/03 - an Astronomy Net Observation_reports

... According to the most popular cosmological paradigm, the greater part of the galaxy mass is accumulated in the dark matter halo. ... The polar ring galaxies (PRGs) reveal external rings or disks of gas, dust and stars rotating in a plane roughly perpendicular to the disk of the central galaxy. ... The shape of the dark halo in the model was chosen so as to achieve the best fit to the observed rotation of both galaxies themselves and their polar rings. ... The SPRC-7 galaxy. ...

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• Galaxy sector, archive 2014
• Detection of unique bright radio flare of X-ray binary
• Galaxy sector, archive 2004