... Donate to Support Science Literacy . ... 2016 Annual Awards . The ASP is accepting nominations for the organizationтАЩs national annual awards which recognize special achievements in astronomy research, technology, education, and public outreach. ... Shop the AstroShop . ... The Astronomical Society of the Pacific (ASP) is accepting nominations for the organizationтАЩs national annual awards which recognize special achievements in astronomy research, technology, education, and public outreach.. ...

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• ASP: Astronomical Tours

... Current APO Weather . ... Search Site . ... Information for New Users . ... Technical Staff pages . Night Logs and Mailing Lists (maintained by APO) . ... Technical Documents and Database Search . ... Observer's Documentation and Procedures . ... Problem Reporting and APO Technical Documents Database Search . ... APO Drawing/Document Management Procedures . ... APO Technical Documents Database Search . Home Astrophysical Research Consortium . ... Mail Lists (maintained by APO) . ...

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... Bad Astronomy . ... I think I will break from my usual format of Bad Astronomy/ Good Astronomy by saying that the way we define seasons currently is not strictly bad, but I feel (in my opinion!) that it could be better. The definition of when the seasons begin is at the moment of solstice or equinox; that is, winter (in the north) starts on December 22 nd and summer starts on June 22 nd . ... Now imagine breaking up the Sun's 46 degree up-and-down yearly swing into 1 day intervals. ...

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SAI 175 anniversary . ... Moscow University . Search for in SAI Moscow University Search for in Russian astronomical resources . ... SAI Astronomical Databases . ... Browse SAI Software archive(ftp.sai.msu.su) . ASTRONET.RU - Russian Astronomical Network (available in translit also) . ... SAI Supernovae Research Group . ... Department of the Galaxy and Variable Stars (in Russian) . Sternberg Astronomical Institute Seminars . ... All-Russian Astronomical Olympiad (in Russian) . ...

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• APOD: 2015 June 30 - An Unusual Mountain on Asteroid Ceres
• CoolType - Professional Selections
• APOD: 2015 September 30 - Seasonal Streaks Point to Recent Flowing Water on...

... Дни открытых дверей к юбилею САО РАН (12-14 апреля 2016 г.) . Международная конференция "Dark Ages and White Nights (Spectroscopy of the CMB)" (20-24 июня 2016 г.) . ... Международная конференция MULTI-SPIN GALAXIES - 2016 (26-30 сентября 2016 г.) . Международная астрономическая конференция "Физика звезд: от коллапса до коллапса" (3-7 октября 2016 г.) Архив . ... Подробнее.. ... 10.02.16 . ... БТА в реальном времени . ... Цейсс-1000 в реальном времени . ... Последнее обновление: 22/03/2016 ...

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... With enough velocity, a spacecraft can break loose from the Earth's gravity and enter an orbit around the Sun, like that of a planet. If it then orbits the Sun with the same period as the Earth--one year--it may keep a fixed position relative to Earth. ... If the distance is just right--about 4 times the distance to the Moon or 1/100 the distance to the Sun--the spacecraft, too, will need just one year to go around the Sun, and will keep its position between the Sun and the Earth. ...

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• Seasons of the Year
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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. ...

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... Chapter 2: Special Trouble or Action Header Keywords . ... Future enhancements will increase the special keyword reporting. Target acquisition failure) . ... All observations following the failure and preceding the next baseline guide star acquisition will contain this keyword. ... Only possible value is T. (Guide star acquisition failure) . ... Each observation until the next baseline guide star acquisition will have this keyword appended to the header file. ...

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... With enough velocity, a spacecraft can break loose from the Earth's gravity and enter an orbit around the Sun, like that of a planet. If it then orbits the Sun with the same period as the Earth--one year--it may keep a fixed position relative to Earth. ... If the distance is just right--about 4 times the distance to the Moon or 1/100 the distance to the Sun--the spacecraft, too, will need just one year to go around the Sun, and will keep its position between the Sun and the Earth. ...

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... But according to astronomers, the star that the arrow is pointing towards shouldn t be there it should never have been born. ... Stars are usually made from a wide selection of different types of tiny things called atoms, such as hydrogen, helium, carbon and oxygen. ... Hydrogen and helium atoms formed shortly after the Universe began with the Big Bang. ... Since this star only contains hydrogen and helium, astronomers think that it might have been born not long after the Big Bang. ...

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• Wide-field view of the sky around the unusual binary star V471 Tauri | ESO
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... point(x0,y0,Xcolumn,Ycolumn) . line(x0,y0,x1,y1,Xcolumn,Ycolumn) . circle(xCenter,yCenter,radius,Xcolumn,Ycolumn) . sector(xCenter,yCenter,fromAngle,toAngle,Xcolumn,Ycolumn) or . ... ellipse(xCenter,yCenter,xHalfWidth,yHalfWidth,rotation,Xcolumn,Ycolumn) . ... box(xCenter,yCenter,xHalfWidth,yHalfWidth,rotation,Xcolumn,Ycolumn) . ... rhombus(xCenter,yCenter,xHalfWidth,yHalfWidth,rotation,Xcolumn,Ycolumn) or . diamond(xCenter,yCenter,xHalfWidth,yHalfWidth,rotation,Xcolumn,Ycolumn) . ...

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• Comments

http://hea-www.harvard.edu/AstroStat/slog/ 2007 /what-is-so- special -about- chi - square -in- astronomy / 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/ 2007 /what-is-so- special -about- chi - square -in- astronomy /comment-page-1/#comment-51 hlee Mon, 16 Jul ...

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• dictionary

The Opposing Tails of Comet Garradd . ... Credit Copyright: Robert Pфlzl Explanation: Why does Comet Garradd have two tails? Visible on the left, Comet Garradd's dust tail is composed of ice and dust bits that trial the comet in its orbit around the Sun. Visible on the right, Comet Garradd's ion tail , is composed of ionized gas blown directly out from the Sun by the solar wind. Most comets show two tails , although it is unusual for them to appear to point in nearly opposite directions. ...

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... This glossary is not meant to be an exhaustive list of techno-definitions. ... Is there a term you don't see here? ... Do you know how to pronounce the CONSTELLATIONS , STARS , or the PLANETS and their MOONS ? ... First Law - the orbit of each planet is an ellipse with the sun at a focus . ... LIGHT BUCKET: A common slang term for a large apertures . ... LIGHT POLLUTION: The illumination of the night sky caused by artificial light sources on the ground (streetlights, billboards, etc.) ...

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• Astronomical Glossary - G thru I
• RAS Glossary A to C
• Astronomical Glossary - S - Z

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• http://zebu.uoregon.edu/1996/ph123/mtr.html
• http://zebu.uoregon.edu/1996/ph123/mtr2.html
• http://zebu.uoregon.edu/1996/es202/fwarn2.html

... NONE causes the system to do only the same background monitoring that is done when the antenna is idle. SPECIAL or a specific file name uses a special list of monitor points and logging intervals provided by the VLBA operators. ... STANDARD , NONE , and POINTING are not case sensitive. Any special file name must match in case the name of the file loaded at the sites. ... Options: STANDARD , NONE , POINTING , or the name of a special logging file that the operators have put at the stations. ...

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From: TerryMosel aol.com Date: 2 January 2007 23:19:04 GMT Subject: Perihelion, NY Party, Comet, Magic Lecture, Certificate Hi all, Happy New Year to you all! ... Mercury is close by, and the comet may well be brighter than Mercury. ... The opening lecture of the Irish Astronomical Association's 2007 programme will be on Wed 10 January, when Prof John Brown, Astronomer Royal for Scotland, will give a public lecture entitled: "Black Holes and White Rabbits". ... Terry Moseley . ...

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• ASTRONOMICAL PHENOMENA FROM MARS
• Armagh Observatory
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... The 10 th IAO , Beijing, October 25 - November 2, 2005. ... Voting by ANRAOs and points of view of team leaders of every participating country about some proposals to discuss about future of IAO rules (published on March 27, 2008) should be sent not later: April 17 , 2008. ... For the countries, starting their activity at the International Astronomy Olympiad (see the Supplementary Instructions N 3 ), the requirements for the short report are not strong. ... URL: http://www.issp.ac.ru/iao/2008/ . ...

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• SPECIALITY 01.04.07 - CONDENSED MATTER PHYSICS SUPPLEMENTARY PROGRAM

Russian SHAREABLE DATA CENTER Institute of Solar-Terrestial Physics SB RAS . ... Chirp ionosonde main technical characteristics . ... Linear frequency modulated continuous signals sounding method is relatively simple and has wide application in various special-purpose systems. ... Chirp signals which are applying for ionosphere channel diagnostics usually have10KHz/s -- 1MHz/s. We must point out that under modulation speed increasing there is an increase in noise suppression and resolution power. ...

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• East Siberian Center for the Earth's Ionosphere Research. Specific character

... Simple use of pointers . ... Allocation of arrays using pointers . ... REAL, TARGET :: B(10,10) REAL, POINTER :: A(:,:) A => B The matrix B has been specified completely, i.e. with the dimensions given explicitly. ... You have to be careful when you use pointers. ... REAL, TARGET :: MATRIX(100,100) REAL, POINTER :: WINDOW(:,:) INTEGER :: N1, N2, M1, M2 WINDOW => MATRIX(N1:M1, N2:M2) If you later wish to change a dimension of the partial matrix WINDOW you only need to make a new pointer association. ...

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• Image: We've reached stone road. Irina is pointing to something.
• Ryoanji Temple (with its famous rock garden) and around: page 15
• Day Seven. Ryoanji Temple and around: page 19