... Contacts . 2012: . ... We refined the fundamental parameters of the components, the orbital periods, and the conditions of photospheric heating of the secondary component by the ultraviolet radiation of the hot component. ... The observations of the star clusters associated with ultra-luminous x-ray sources (ULXs) in four galaxies on the 6-meter and VLT telescopes have shown that all the ULXs are located within 200pc of very young star clusters (younger than 5 million years). ... Archive . ...

Journal of the Amateur Astrono mers Association of New York December 2011 Volume 59 Number 12 ISSN 0146 -7662 MESSENGER BRIEFING: ORBITING the METAL -RICH PLANET By Denton Ebel, Curator (Meteorites) Curator-in-Charge Dept. of Earth and Planetary Sciences, AMNH MESSENGER stands for Mercury Surface, Space Environment, Geochemistry, and Ranging. ... On November 8, a huge asteroid that could potentially threaten Earth one day travelled inside the Moons orbit. ... LIFE FORMING 60 LIGHT YEARS FROM EARTH? ...

... Telescopes ћ Binoculars ћ Microscopes . Meade Ultra-High Transmission coatings (UHTC ) Group . ... Meade Standard Coatings: The optical surfaces of all Meade telescopes include high-grade optical coatings fully consistent in quality with the precision of the optical surfaces themselves. ... These specialized, and extremely advantageous, coatings are offered here as the Meade Ultra-High Transmission Coatings (UHTC) group, a coatings group available optionally on many Meade telescope models. ...

... Dept. for Physics of Minor Celestial Bodies . Dept. for Physics of Planetary Systems . Dept. for Solar Physics . ... Achievements . ... The theory of radiative transfer in inhomogeneous atmospheres was developed ( Yanovytskij E.G. ) . ... Calculations shown that the vertical movement of gas and aerosol in the atmosphere of giant planets with velocity w = (0.1-0.5) m/s determines the capacity of visible clouds and therefore affects their brightness characteristics (A. P. Vidmachenko). ...

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. ...

... Play Information * Episode and Level # : Doom II level 1 Single Player : Yes...but better as deathmatch Cooperative 2-4 Player : Yes Deathmatch 2-4 Player : Yes Difficulty Settings : Yes New Sounds : No New Graphics : No * Construction * Base : New level from scratch Build Time : 4 weeks on and off between school and work Editor(s) used : DoomCAD 5.1 Known Bugs : None that I or Loquitus can find * Copyright / Permissions * You MAY use this level as a base to build additional levels. ...

Next: Particle Background Rejection Up: Detection Efficiency Previous: Front Illumination . ... The method requires that the CCD substrate be etched from the rear towards the depletion layer boundary. The device can be illuminated through this rear surface, which has a much thinner dead layer than the electrode side. ... The corresponding detection efficiency data are presented in Figure 7, and compared with the predicted data for a 20 m thick depletion layer. ...

... Salyut-7 . ... Salyut-3/5 (Almaz) . ... Salyut-6/7 with . ... Proton with Salyut-2 . Inside Salyut-6 . Salyut-6 trainer . Central control post. Hatch to the transfer compartment is also visible. Note: left part of the control panel is an exact copy of Soyuz panel. ... Backward view from the very front of working compartment. Extendable shower (see below) is seen in upper left corner. ... Extendable shower . ...

alpha(2000) = 05h 05m 30.62s , delta(2000) = +52d 49' 54.0'' . V = 11.78, B-V = -0.33, Spectral type: DA0 . Field is 10.0 x 10.0 arcmin . Oke (1990) data (1A steps 3200-4700A; 2A steps 4702-9200A); Bohlin et al. (1995) FOS data + WD model atmosphere . ftp access to visible wavelength data files for this standard ftp access to UV+visible wavelength data files for this standard . jwalsh@eso.org

Check out the new images (Jan 18-25) and (Jan 26-Feb 05) of the comet by Rob McNaught. ... Every few years a comet becomes bright enough to be easily seen with the naked eye but only every decade or so are these comparable with comets like Halley. ... Before Jan 13, the comet is not visible in the Australian sky after sunset. ... SOHO images . ... On Jan 12 at approximately 09:00 UT (8pm NSW time), comet C/2006 P1 McNaught appears at the 11 o'clock position in the images. ... STEREO images . ...

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! ...

... В весеннем семестре 2010 года продолжит работу семинар "Алгебры Ли, римановы поверхности и математическая физика" под руководством С.М.Натанзона, О.В.Шварцмана и О.К.Шейнмана. ... Пятница, 21 мая 2010, 17.00, ауд. 206 . ... Пятница, 16 апреля 2010, 17.00, ауд. ... Пятница, 26 марта 2010, 17.00, ауд. ... We describe how to construct "quantum" Riemann surfaces that are analogues of hyperelliptic Riemann surfaces. ... Пятница, 26 февраля 2010, 17.00, ауд. ...

. © IRE RAS 1996-200 6

... The large-scale chains visible on the inverted SOHO/EIT images (a-c) at three wavelengths of 171, 195 and 284 as well as on the normal MLSO/HAO He I 10830 spectroheliogram (d) of December 16, 1997. ...

... Proximity e#ects of com­ ponents (reflection of radiation and surface gravity darkening) are taken into account. ... As an example, we consider the Algol (# Persei) system, where an eclipsing pair (Algol A­B) is accompanied by the third component (Algol C). ... The surface temperature distribution for Algol A­B system before (upper plot) and after (lower plot) correction for temperature due to the irradiation e#ect. ... We solve this equation by the iterative Newton­Raphson method. ...

LBV M33 varC in M33 . This page is devoted to information on Supernova M33varC in M33 . Basic information on this LBV, including the last reported brightness, on this Supernova can be found on the main page . Information on the original web pages for many of these images can be found on the links web page. ... This object, almost invisible for many years suddenly flared back to life in 2013. An LBV in outburst like this have been known flare into supernovae. ... 15.1 . ... Pedro Re' . ...

ATM Forum Message . ... Post . ... Testing Convex Surfaces. ... Post Message | ... There are several ways to test convex surfaces. You can test through the glass. ... Next is making a test plate and doing the convex measurement just like doing two flats against each otehr. ... Next is using a larger lens to test the surface. ... www.astronomy.net . ... Forum posts are Copyright their authors as specified in the heading above the post. "dbHTML," "AstroGuide," "ASTRONOMY.NET" & "VA.NET" . ...

... Its apparent diameter of 18.0 arc minutes corresponds to a linear extension of about 180 light years; Kenneth Glyn Jones mentions an estimate of even 20 arc minutes from deep photographic plates, corresponding to about 200 light years linear diameter. It appears somewhat smaller in amateur instruments, perhaps about 10 minutes of arc. ... Red: 20x3 minute subs, totaling 1 hour . Green: 20x3 minute subs, totaling 1 hour . ... Copyright (c) Amateur Telescope Makers of Boston, Inc. ...

... He will present "NASA's DAWN and Deep Space-1 Missions". ... Adventures in the Solar System)". ... Adventures in the Solar System) " Special Science Lecture Announcement Dr. Marc Rayman of the Jet Propulsion Lab March 9, THURSDAY, 8 PM AAAP/Princeton U (MAE) Joint Sponsorship Location: Friend Center Room 101 on William Street "NASA's DAWN and Deep Space 1 Missions" See us on the Web: www.princetonastronomy.org Amateur Astronomers' Association of Princeton PO Box 2017 Princeton, NJ 08543 March 2006 ...

Stellarium 0.12.3 . ... Classes . ... StelGui Class Reference . Main class for the GUI based on QGraphicView. ... voidљ . setFlagShowFlipButtons (bool b) . ... getAutoHideHorizontalButtonBar () const . Get the auto-hide status of the horizontal toolbar. ... virtual voidљ . ... virtual void StelGui::forceRefreshGui . ... Get the button bar of the left of the screen. virtual void StelGui::init . ... returns true if the gui has complted init process. virtual bool StelGui::isCurrentlyUsed . ...