Astronomy Picture of the Day . ... Credit Copyright: Noel Munford (Palmerston North Astronomical Society, New Zealand) Explanation: As the Moon passed almost directly through the center of Earth's shadow on July 16th, sky gazers in the Pacific hemisphere were graced by a lingering lunar eclipse . ... A longer total lunar eclipse won't occur until the year 3000. ... July . ... July 2000 . ... Publications with keywords: eclipse - lunar eclipse . Publications with words: eclipse - lunar eclipse . ...

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• XWare > APOD

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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• APOD: 2000 July 26 - Lingering Lunar Eclipse

... Transits do not happen every time Mercury passes between the Earth and Sun because their orbits are not in exactly the same plane, as we will see in this activity. ... Transits of Mercury occur at only two times during the year (but not every year). ... Can you tell which two months the orbits of Earth and Mercury are in line with the Sun? _____________________ and ________________________ [pic] ----------------------- ( Transits of Mercury occur at only two times during the year (but not every year...

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• http://www.astrosociety.org/edu/activities/mercurytransitorbit.pdf
• ASP: Point: Where Is the Best Place to View a Solar Eclipse?
• ASP: Monster Comet Promises Big Show

... July 22, 2009 - The X-ray Solar Eclipse . The Russian TESIS (FIAN) Solar Observatory has transmitted observations back to Earth of the solar eclipse made on July 22nd, 2009. ... And 4 hours later, when almost all the inhabitants of the Earth had already said goodbye to the eclipse, TESIS telescopes captured images of the second deepest transit of the Moon across the Sun ( film 1.2 MB, wmv format ). ... July 20, 2009 - The TESIS Observatory will observe two solar eclipses from space . ...

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• The Russian TESIS Observatory will observe two solar eclipses from space
• The X-ray Solar Eclipse

... The Round Earth . ... Aristarchus around 270 BC derived the Moon's distance from the duration of a lunar eclipse (Hipparchus later found an independent method). ... Let R be the radius of that circle and T the time it takes the Moon to go around once, about one month. ... Viewed from Earth, a "new Moon" (occuring between the time a thin crescent is last seen before sunrise and the time one is seen shortly after sunset) happens when the Moon in its apparent motion around the sky overtakes the Sun. ...

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• Polar Orbiting Satellites
• Flight to Mars: How Long? And along what path?
• Close-up of the Aurora

Different types of satellite orbits have different uses: while the synchronous orbit is best for communication satellites, Lagrangian point orbits help monitor the solar wind before it reaches Earth. A low altitude polar orbit is widely used for monitoring the Earth because each day, as the Earth rotates below it, the entire surface is covered. ... A different choice was made for MAGSAT, orbited 1979-80 to survey the Earth's own magnetic field near its surface. ...

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• Close-up of the Aurora

... Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by a professional astronomer. 2003 February 24 . Comet Neat Passes an Erupting Sun . Credit: SOHO Consortium , LASCO , ESA , NASA . Explanation: As Comet NEAT flared last week, the Sun roared . ... The above image was taken on February 18 when the comet was so bright it created an artificial horizontal streak on the camera image. ... About APOD | ... NASA SEU Edu. ...

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• APOD: 2003 November 27 - The Long Shadow of the Moon
• APOD: 2011 June 21 - Eclipsed Moonlight
• APOD: 2003 June 3 - The Milky Way Behind an Eclipsed Moon

Next: NUMBER of PASSES Up: Tape Management Previous: TAPE HANDLING at SCAN Contents . Tapes for the Mark III and VLBA systems come in two nominal lengths, 9600 ft and 18000 ft. ... The following table gives the recording times per pass to expect with these tape speeds and recording rates: . RECORDING TIMES for 1 pass on VLBA and Mark III tapes. ... For Mark III, the longer tapes will hold 3.37 times as much data per pass as the shorter tapes. ...

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• VSOP Long-Term Schedule
• Eclipse
• AUTOMATIC TAPE ALLOCATION

There will be a total lunar eclipse during the morning of Thursday 28th October. The Moon will enter the faint penumbral shadow cast by the Earth at 1.06 am, and the partial eclipse phase will begin at 2.14 am. ... However, during such an eclipse, the Moon usually remains visible because some sunlight passing through the Earth's atmosphere is refracted in the direction of the Moon. ... FOR FURTHER INFORMATION CONTACT: John McFarland at the Armagh Observatory, College Hill, Armagh, BT61 9DG. ...

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• First Total Lunar Eclipse of New Millenium
• IYA Solar Eclipse: 22 July 2009 | International Year of Astronomy in Ireland |
• Eclipse Experiment

... SAT0INTRO - INTRO TO USING THE AO SATELLITE PREDICTION ROUTINES. ... SATDOCNAMES - LIST OF ROUTINE NAMES . ... Previous Routine ] [Next Routine ] [ List of Routines ] NAME : satdoc - routine list (single line) sat0intro - Intro to using the ao satellite prediction routines . satcmpangle - compute angle between ra,dec,jd and satellites satdoc - routine list (single line) satdocnames - list of routine names satfindtle - find tle file for satellite name satinfo - return ...

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• aeronomy software
• pdev_birdies_25jun07

... Tonight's Sky . ... SUN MOON MERCURY VENUS MARS, JUPITER SATURN . ... Astronomy for Kids . ... Long-lived Mars Opportunity rover passes 25 miles of driving . Opportunity was intended to drive about 0.6 mile and was never designed for distance. ... NASA s Opportunity Mars rover that landed on the Red Planet in 2004 now holds the off-Earth roving distance record after accruing 25 miles (40 kilometers) of driving. ... Only registered members of Astronomy.com are allowed to comment on this article. ...

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• Rover gets movie as a Mars moon passes another | Astronomy.com
• Astronomers recently discovered that Scholz's star passed close to the Sun
• Totality's long embrace | Astronomy.com

... The most important aspect of Copernicus' work is that it forever changed the place of man in the cosmos; no longer could man legitimately think his significance greater than his fellow creatures; with Copernicus' work, man could now take his place among that which exists all about him, and not of necessity take that premier position which had been assigned immodestly to him by the theologians. ...

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• Climatology; Ice Ages

. This diagram illustrates how text shadow may be used to create an "eclipse effect." . The string "ECLIPSE" is shown in white uppercase letters. Each letter has a gray surrounding shadow extending on all sides of the letter stems. Return to image.

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This is a copy of a Press Release from E.S.O. Eight years after the passage of Comet Halley in early 1986, astronomers at the European Southern Observatory have succeeded in obtaining an image of this famous object at a distance of no less than 2,820 million km from the Sun. ... The image shows the 6 x 15 km avocado-shaped nucleus as an extremely faint point of light without any surrounding dust cloud. ... This observation was made with the ESO 3.58 metre New Technology Telescope (NTT). ...

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• Video News Release 25: Unprecedented 16-year long study tracks stars orbiting
• ESOcast 2: Unprecedented 16-year long study tracks stars orbiting Milky Way
• Asteroid (4179) Toutatis passes the Earth | ESO

... But most importantly, please allow convective surface currents to carry your visits away from the redzones ! Link to Past calendar of hotspot areas. ... Orbits . ... STIS anneal . 15 orbit ToO Map . 15 orbits . ... ACS anneal . ... likely ToO activation . ... 15 orbit ToO map . ... all SAA free orbits! ... ToO Activation likely . ... 10370 . ... ToO Activation likel . ...

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• Archived Long Range Planning HOTSPOTS
• Long Range Planning Group Procedures
• Program ID 6900: GHRS Cycle 6: Echelle and G140M Long-term Monitor

... Eclipses of the Moon in 2009 : . In 2009 there are four eclipses of the Moon (tree penumbral eclipses on February 9, July 7, and August 5-6 and a partial eclipse on December 31). ... Moon enters penumbra (P 1 ) . ... Moon leaves penumbra (P 4 ) . ... Eclipse, lunar : . ... It may be total (the Moon passing completely through the Earth's umbra ), partial (the Moon passing partially through the Earth's umbra at maximum eclipse), or penumbral (the Moon passing only through the Earth's penumbra ). ...

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• Celestial calendar - Solar Eclipses
• Science - Page 2

... Bad Astronomy . Misconceptions . ... He wrote an article for the "Science and Technology Review" in which he claims that there is a "clear correlation" between transits of Venus and the flooding of the Yellow River! ... The news reports say he looked in historical records dating back 2187 years (the Chinese are known for keeping records a long time!), and found that the Yellow River flooded at the same time as the Venus transits. ... What could Venus do to cause such a flood? ... 2008 Phil Plait. ...

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• Phil Plait's Bad Astronomy: Bitesize Astronomy
• Phil Plait's Bad Astronomy: Misconceptions
• Phil Plait's Bad Astronomy: Bad News:

... The Earth's surface receives more light per unit area. ... The Earth is closer to the Sun. ... At what time does the Third Quarter Moon rise? a) 9:00 AM b) 12:00 Noon c) 9:00 PM $d) 12:00 Midnight When the moon is in its last quarter , when does it rise and set? a) sunrise, sunset b) sunset, sunrise $c) midnight, noon d) noon, midnight Why don't lunar eclipses happen at every full moon ? $a) The Moon 's orbit doesn't always take it through the Earth's shadow. b) The Moon 's ...

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• Introduction
• Publications
• A ``long'' FFT

... 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. A total lunar eclipse will occur on April 15th, 2014, the first in two and half years. ... GLORIA will travel to Peru to broadcast the event live. ... Lunar eclipse . Lunar eclipses occur when the Moon passes into the Earth's shadow. ... A partial eclipse will be visible from the Canary Islands. The broadcast . ...

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• Total solar eclipse broadcast from Kenya with GLORIA
• Solar eclipse 2015

XMM-Newton EPIC TTD Meeting Preparation for next eclipse season 7th Feb 2001 Mauro Casale ESA H/Q: 7th February 2001 XMM 1 Facts / lessons learned from previous eclipses 1) the eclipses will occur before perigee in the period 19-03- 2001 / 24-04- 2001 2) the shortest time between end of eclipse and Perigee time is about 22 minutes; in most of the other cases it is around 30-31 ... T0 - 1.6/1h: Eclipse start. ... ESA H/Q : 7th February 2001 XMM 7 ...

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• XMM-Newton Orbit and Constraints Details
• Long and short HK parameter names