Educator's Guide to Eclipses . ... In a solar eclipse you observe the Sun (using only safe methods, of course). ... In a lunar eclipse you observe the Moon. ... Because of the geometry described below, you can only view a solar eclipse when the Sun is up, and the Moon is nowhere to be seen. ... Eclipses occur when the Sun, Earth and Moon line up. ... In a solar eclipse the Moon passes directly in front of the Sun. ... In a lunar eclipse the Moon moves into Earth's shadow. ...

Positions of the carriage and focus, 2013. ... South . ... South+Flat reflector . ... Focus . ... 910 . ... 890 . March . ... Feed cabin N2. 02/2013: carriage 1131000 - old position; 2861000 - new location (when the adjusting device close to the center). ... found 18.02.2013 . ... 12516 from 7r (19.04) . ... 2863000 carriage . ... Positions of the carriage and focus, 2012. ... beginning of March - 898 mm . ...

Last updated 22 October 2004 by JCB . Width (arcsec) Location Material Note 0.9 DIS Steel 1.0 3.5m Storage Quartz 1.1 ?? 1.2 DIS Steel 2.0" occulting bar; unpolished near edges 1.5 DIS Steel 1.6 ?? Does this slit really exist?) ... Does this slit really exist?) 2.0 3.5m Storage Quartz 5.0 DIS Steel NOTES: 'Locations' were as of October 2004. DIS" refers to slits which remain permanently availablein the so-called default slit wheel. ...

... The Russian TESIS (FIAN) Solar Observatory has transmitted observations back to Earth of the solar eclipse made on July 22nd, 2009. ... On the first occasion, the satellite passed through the eclipse area at 04:30 Moscow time, making it the first on our planet to see the shadow of the Moon, which was still in space and was only approaching the Earth ( film 1.2 MB, wmv format ). ... The first Moon passage over the solar disk (00:30 UT) (Movie wmv; 1.2 MB) . ...

... English (Australia) . ... Science User Portal . ... ESO, the European Southern Observatory . ... Travel and Contacts . Travel to ESO Headquarters . ... Travel to Paranal . ... Survey Telescopes . ... Star Clusters . ... Stars@ESO . ... Astronomers have detected a new faint companion to the star HD 3651, already known to host a planet. ... The separations (top) and position angles (bottom) of the companion with respect to the host star is shown here over a three year period. ... Related releases: . ...

ATMoB Australia Solar Eclipse Expedition November 9-17, 2012 Participant Registration Form Primary Participant: Organized by Mario Motta / Bernie Volz _____________________________________ ... ____________________________ (Cell/Work) ______________________________________________________ I understand that the LAND tour price is $1,100.00 per person , double occupancy I request to reserve a total of _________ spaces for the November 2012 Australia Total Solar Eclipse Expedition. ...

These images were taken at Moore Observatory in Louisville, Kentucky, and at Mt. Kent Observatory in Queensland, Australia, with Nikon D200 digital SLR cameras. ... 2:10 EDT (Full moon) . 3:19 EDT (Penumbral eclipse underway) . ... 5:22 EDT (Totality 30 minutes away) . ... 5:53 EDT (Totality) . ... Kent Observatory are Copyright 2007 by the University of Southern Queensland and Rhodes Hart. Images from Moore Observatory are Copyright 2007 by John Kielkopf , University of Louisville. ...

Computer Ephemeris for 2014 from DE200/LE200. ... Sidereal Time. ... Apparent equatorial positions. Ecliptical positions. ... Chebyshev polinomial approximation of positions. ... Position and velocity. ... Dynamical time. Sidereal time. ... Osculating elements of planetary orbits. Planetary configurations (by time). ... Fundamental ephemeris. ... Ephemeris for physical observations. ... Stars. ... All comments on Computer Ephemeris please direct to the author: charlie@mail.univ.kiev.ua ...

... In particular, members of the project regularly organize events dedicated to various interesting astronomical phenomena and events - solar and lunar eclipses, transit of Venus, etc. On November 3rd a team of astronomers will venture deep into Turkana National Park, Kenya and attempt to broadcast the magic of a total solar eclipse to the world. ... Solar eclipse . A solar eclipse occurs when the Moon passes between the Sun and Earth, and the Moon fully or partially blocks the Sun from our view. ...

General Information . ... The conference is organized by the Sternberg Astronomical Institute (SAI) of Moscow University and the IAU Working group "Site-testing Instruments" . ... Use of site data in telescope operation and adaptive optics. ... Recent conferences on this subject (2007, 2008) demonstrated great interest of the community, hence the need for a new meeting. ... Unlike previous recent conferences, this meeting will cover all aspects of site monitoring for optical/IR astronomy. ...

... ST-ECF . ABOUT ST-ECF . ... After an initial agreement between NASA and ESA in 1977 and following Hubble's more than twenty years in space and 110,000 orbits of the Earth, the aim of this conference is to celebrate the huge contributions made by the Hubble observatory to our knowledge and understanding of the Universe. ... David Southwood . ... Robert O'Connell . ... Robert O'Dell . ... Questions and information: HST3@stecf.org . ... Maintained by HST 3 Webmaster <HST3@stecf.org> . ...

National Aeronautics and Space Administration . Lyndon B. Johnson Space Center . ... William A. Anders (Major General, USAF Reserve, Ret.) NASA Astronaut (former) . ... EDUCATION: Received a bachelor of science degree from the United States Naval Academy in 1955 and a master of science degree in Nuclear Engineering from the Air Force Institute of Technology at Wright-Patterson Air Force Base, Ohio, in 1962. ...

... Archives . ... Provocative Corollary to Andrew Gelman?s Folk Theorem . Oct 3rd, 2007| 12:09 pm | ... Category: Bayesian , Cross-Cultural , Data Processing , Frequentist , Misc , Quotes , Stat | Comment ( RSS ) | ... Algorithms arXiv Astro Bad AstroStat Bayesian CHASC Cross-Cultural Data Processing Fitting Frequentist Galaxies gamma-ray High-Energy Imaging Jargon Job Languages MC MCMC Meta Methods Misc News Nuggets Objects Optical Physics Quotes Spectral Stars Stat Timing Uncertainty X-ray . ...

Russian version of HP . ... StarCalc is the fastest professional astronomy planetarium & star mapping program for Windows 9x/ME/NT/2000/XP (StarCalc version for PocketPC computers you can found here ). ... Extensibility : This program is based on common "Plugin StarCalc interface to catalogs and object groups", which allows program to add new modules as Plugins. ... Welcome to the Pocket StarCalc Home Page: . ... Some bugfixes in eclipses" and line" plugins - see the new versions in downloads page. ...

Four spacecraft: INTERBALL Tail probe (IB_TAIL), CLUSTER II (ESA/NASA), POLAR(NASA/ISAS), GEOTAIL (NASA) are considered. ... four spacecraft . ... INTERBALL . ... IB_TAIL) . ... NASA) . GEOTAIL . NASA, ISAS) . The four spacecraft . ... Modified 28 August 2000 . ... INTERBALL mission | ...

... V838 Mon is a member of a new class of eruptive variables which appear as a peculiar novae having late K-M type spectra in their outburst. Before its outburst, it was a wide binary system of B3V type stars. ... The B3V companion was seen in the outburst in the UV spectrum taken with HST (Rauch et al., ... In the latest spectra, the light of B3V companion was predominating in the short-wave photometric bands. ... CCD blue frames of V838 Mon before the eclipse (left) and in the eclipse (right). ...

NEWS FEDERATION rus ENCYCLOPEDIA rus HISTORY rus MIR STATION RUSSIAN . ... Cosmonauts. ... Launches . ... Launch Vehicles. ... Space Science . Military Space . ... The launch vehicle that failed on October 15 in Plesetsk was first launched in 1973. ... In thirty years, 715 such launch vehicles were launched, 695 of them successfully. Thimothy Varfolomeyev gives very detailed description of the 11A511U launch vehicle. ...

... Position Switching Separation Tolerance with Arecibo in L-Band . ... Using the ALFA Receiver for OH Observations . ... Carl Heiles . ... C. Salter and T. Ghosh . ... 2001-05.pdf . ... Multi-Beam Array System Feed Selection . ... Main Beam and First Sidelobe Parameters for Arecibo's Receiver Systems . ... The LBW Feed: Polarized Sidelobes outside the Main Beam . ... The LBW Feed: The Mueller matrix in 1999 and 2000 . ... The LBW Feed: Pointing Accuracy, Beamwidth, Beam Squint, Beam Squash . ...

Prognoz-7 satellites magnetometer observation database . The Prognoz-7 satellite was launched 30 October 1978 into orbit with perigee 500 and apogee 203000 km, orbital period was 98 hours. Magnetic field measurements were conducted by SG-70 magnetometer with working range +/- 60 nT., accuracy about 0.3 nT. and sampling rate 1 measurement per 10.24 sec. Magnetic measurements and satellite position data in GSE coordinate system are presented in separate ASCII files. ...

... We present a computer program for modelling energy flux distribution and light curves of eclipsing binaries from far ultraviolet to infrared regions. The Roche model is assumed. Proximity effects of components (reflection of radiation and surface gravity darkening) are taken into account. ... Figure 1: The surface temperature distribution for Algol A-B system before (upper plot) and after (lower plot) correction for temperature due to the irradiation effect. ...