... ASRAS HOME . Radio Astronomy . ... About ASRAS . ... Our Observing Site . ... 2015 Mees Tour Guides . ... We're offering Regular Tours (a presentation on astronomy geared to a general audience, followed by a tour of the observatory and (hopefully!) observing of several objects, which may include the Moon, planets, nebulae, star clusters and perhaps galaxies), and Kids' Tours (a more interactive presentation specially aimed at youngsters plus the observatory tour and observing) as in prior years. ...

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• Supernova 1998an in UGC 3683
• Activity Feed
• THE BRIGHT SUPERNOVA 1991T IN NGC 4527; AN AMATEURS PRESPECTIVE

... astro-ph . ... We present the goals and preliminary results of an unbiased, near-infrared, narrow-band imaging survey of the First Galactic Quadrant (10deg<l<65deg ; -1.3deg<b<+1.3deg). ... We publish 16 Doppler imaging temperature maps for the years 1994-2002 of the active RS CVn star II Peg. ... Through Doppler imaging we want to study the spot evolution of the star and in particular compare this with previous results showing a cyclic spot behaviour and persistent active longitudes. ...

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... Spacecraft . 29b. Satellites looking down . ... 29e. Explorers of distant space . ... The Hubble orbiting telescope. ... The Hubble telescope , in low Earth orbit, overcomes such limitations, in the visible range and in part of the UV. ... So fruitful was this observation that a second "deep field" exposure of such length, near the southern pole of the heavens, was recently conducted. ... Some satellites specialize in observing the Sun, such as the Japanese Yohkoh and NASA's SOHO . ...

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• Solar Energetic Particles
• The Sun -- History
• Electric Currents from Space

This section of AMPLE provides a means for identification of minor planets. ... Due to special organization of the package, AMPLE permits the identification to be reliable fulfilled THROUGHOUT the TITLE YEAR. ... In such cases the result of identification depends on where the nearest opposition of inspected planet is situated, within basic interval lasted from November of preceding year to February of subsequent one or without it. ...

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... Next: The SAX-LEGSPC Data Up: Software Systems Previous: Porting CGS4DR to . ... This paper describes the recently commissioned Array Limited Infrared Control Environment (ALICE), used to control a new array imager, IRCAM3, on UKIRT. ... What was needed was a flexible and extensible system capable of driving the new generation of arrays to the limits of their performance, hence the term Array Limited Infrared Control Environment (ALICE). ... Thus a full 4-bytes pixel frame takes 5s to transfer. ...

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• ADASS 2002 Conference Proceedings
• Asteroseismology-Observing for a SONG
• GIRA - Two Channel Photometric Restoration

In the PROJECT we are using the following peculiar . features of RATAN-600 . ... Brightness temperature sensitivity being equal to the antenna temperature sensitivity .. ... Receiver system .. ... Using aperture averaging effect. dual- beam and dual (multi-) frequency filtration, we demonstrated full filtration of the atmosphere noise down to the receiver noise at all scales of acoustics peaks ( Fig.1 , Fig 2 ). ... We select this frequency as the central one in our project. ... Antenna surface . ...

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• The ROSAT Bright Survey: II. Catalogue of all high-galactic latitude RASS
• Introduction
• Experiment COLD: Limiting Factors and Characteristics of the RATAN

The Hubble orbiting telescope. The Earth's atmosphere, while transparent to visible light, absorbs most "electromagnetic radiations" which belong to the same family as light: parts of the infra-red (IR) and all of the ultra-violet (UV), X-rays and gamma rays. ... The Hubble telescope , in low Earth orbit, overcomes such limitations, in the visible range and in part of the UV. ... Some satellites specialize in observing the Sun, such as the Japanese Yohkoh and NASA's SOHO . ...

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• Electric Currents from Space
• Solar Energetic Particles
• Space Weather Current Conditions

http ://hea-www.harvard.edu/AstroStat/slog/ 2008 / eddington - versus - malmquist / Weaving together Astronomy+Statistics+Computer Science+Engineering+Intrumentation, far beyond the growing borders Fri, 01 Jun 2012 18:47:52 +0000 hourly 1 http ://wordpress.org/?v=3.4 http ://hea-www.harvard.edu/AstroStat/slog/ 2008 / eddington - versus - malmquist /comment-page-1/#comment-178 hlee Fri, 28 Mar 2008 04:38:48 +0000 ... If the magnitude of a star is small, there's no bias. ...

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• About Tom's Asteroid Flybys Service
• Limiting Energy Channels Input to the Fit
• The AstroStat Slog Blog Archive Eddington versus Malmquist

Use of Charts. by Stefano Pesci . ... The charts are used by some amateurs in Italy and are now available to world-wide amateurs interested in supernova hunting. ... A reference of the galaxy observed is crucial to determine if any suspect stars are visible or not. ... What do the charts show * --------------------------- Galaxies are shown as a set of lines, sort of isophotes. ... CCD imaging gives a very deep view of the galaxy and some very faint stars may not be shown on the chart. ...

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• APOD: 2002 March 7 - Comet Ikeya-Zhang Brightens
• APOD: 2002 February 4 - Comet LINEAR WM1 Shines in the South
• APOD: 2006 March 6 - Unexpected Comet Pojmanski Now Visible

MAIN PAGE . ... Nova Cygni August 1975! ... 1975/76: Comet West! ... Dr. Richard West (4th from left) & AAL members visiting SES Betzdorf on occasion of our club's 25th anniversary - October 1996 . Comet West Information . ... It was the brightest comet visible from Earth since Comet West in 1976. ... 1997: Comet Hale-Bopp! ... Thus Comet Hale-Bopp never got closer to Earth than Earth gets to the Sun. ... Comet Hale-Bopp JPL Page . ... 1999: Total solar eclipse over Luxembourg! ...

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... 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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• http://www.mrao.cam.ac.uk/wp-content/uploads/2014/04/SThompson.pdf
• Sub-mm and radio observations of water maser sources
• Bojan Nikolic -- Atmospheric Phase Correction for ALMA with 183 GHz Water

Astronotes Armagh Planetarium's Stellar Blog! ... Space Flight . ... Earth Satellites . ... Leonid meteors seen from 13 km altitude aboard an aircraft during the 1999 Leonids Multi-Instrument Aircraft Campaign (Leonid-MAC). Comet Tempel-Tuttle provides the cometary debris for the Leonid meteor shower. ... Every 17-19 November Earth crosses Tempel-TuttleтАЩs orbit and the Leonids become visible. With clear, dark skies observers may see 10 to 15 Leonid meteors every hour on those mornings. ...

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• July Night Sky Wonders | Astronotes
• Stargazing in June | Astronotes
• Comet Lovejoy is on the Way | Astronotes

... It is 1st August, and you are hoping to observe a number of bright galaxies from a catalogue. ... You used the normal Vega magnitude scale. You now want to compare your B-K colour against the published colours of another, supposedly similar star you found in the literature. Your colour: B-K = 3.43 Literature colour: B-K = 3.41 Unfortunately, when you read the small-print in the literature paper, you found that the published colour used AB-magnitudes, not Vega magnitudes. ...

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• Phase 1 Proposal
• C/2006 P1 (McNaught)
• Siding Spring Survey Follow-up Obs

... Master . Master net Homepage . ... MASTER-Amur . ... Amb: . Dust: . ... Direct . 23s . ... 45s . ... observed area: . best limit: . Cameras . ... MASTER-Tunka . ... MASTER-Ural . master.kourovka.ru . ... MASTER-Kislovodsk . ... MASTER-Crimea . ... MASTER-SAAO . ... MASTER-IAC . ... MASTER-Argentina . master.sai.msu.ru:8080 . master.sai.msu.ru . ...

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• SAI Space Monitoring Laboratory

... The First (Experimental) International Astronomy Olympiad . The following olympic problems were proposed for the participants on the theoretical part: Grades 8-10 . ... Why is it sometimes better to use a small telescope in orbit around the Earth than it is to use a large telescope on a mountain top? ... What will an observer looking to the Moon through the telescope see? ... Paper with a drown circle and table of maximal elongations of Mercury and Venus had been done for participants. ...

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• IV International Astronomy Olympiad, Problems to solve
• The International Olympiad of Euro-Asian Astronomical Society
• About RATAN

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/BSafonov_site2010.pdf
• The site testing programs in Antarctica and in Arctic
• Results of recent and ongoing site programs

... Bad Astronomy . ... Bitesize Astronomy . ... Bad Astro Store . ... Slacker Astronomy . ... Keep Bad Astronomy close to your heart, and help make me filthy rich. ... Life Under the Moon . ... Seeing Jupiter's Moons . ... Time Zones and the Spherical Earth . A Companion to the Earth? ... December 19, 1999) . ... Big Moon, Little Moon . ... How Big is the Moon? ... 14, 2000) . ... 2008 Phil Plait. ... Subscribe to the Bad Astronomy Newsletter! Talk about Bad Astronomy on the BA Bulletin Board! ...

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• Phil Plait's Bad Astronomy: Misconceptions
• Phil Plait's Bad Astronomy: Bad TV
• Phil Plait's Bad Astronomy: Bitesize Tour of the Solar System

OBSERVATIONS OF COORBITAL SATELLITES OF SATURN Emel'yanov N., Varfolomeev M. Sternberg State Astronomical Institute, Moscow, e-mail : emelia@sai.msu.ru Institut de MИcanique CИleste et de Calcul des иphИmИrides, Paris, e-mail : emelia@imcce.fr Abstract. To improve the orbital parameters and masses of coorbital satellites of Saturn, Janus and Epimetheus, new observations of these satellites are necessary. ... IN: Saturn. ... New observations of Saturn's coorbital satellites" - Icarus. ...

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• Speckle polarimeter

... title='Seltmann Weiden No Limits Weiss Миска квадратная 5300, 23x23x4 см - Seltmann Weiden' border='0' align='left' width='120' style='margin-right: 20px;' hspace='7' vspace='5'/> . ...

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• Дюбель mungo mu-s 6 x 45 cs-pz 50 шт 1380086 Seltmann Weiden No Limits Weiss
• Кроссовки Botticelli Limited - Botticelli Limited - Botticelli Limited
• Туфли - MAYORAL - MAYORAL Кеды Botticelli Limited

... Ciel Espace, le magazine qui vous guide toujours plus loin . ... des pages consacr†йes †а la publication de vos photos Mais c'est aussi une vraie communaut†й avec laquelle partager votre passion et nourrir votre curiosit†й. Accueil Evaluez la qualit†й de votre ciel †а l'aide de l'†йchelle de Bortle . ... En lien avec notre article "Trois m†йthodes pour †йvaluer la qualit†й du ciel" du num†йro de Ciel et Espace d'octobre 2010, d†йcouvrez ci-dessous les crit†иres complets †йtablis par John E. Bortle. ...

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• La com†иte Hartley 2 visible †а lтАЩЉУil nu ! | Ciel et Espace
• Plongez dans la nuit la plus noire | Ciel et Espace
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