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Topic: 216 Kleopatra


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  216 Kleopatra   (Site not responding. Last check: 2007-10-12)
216 Kleopatra is a main belt asteroid that was discovered by Johann Palisa in 1880.
Kleopatra has one of the most bizarre shapes in the solar system.
Kleopatra is a relatively large asteroid, measuring 217 × 94 × 81 km.
publicliterature.org /en/wikipedia/2/21/216_kleopatra.html   (144 words)

  
 216 Kleopatra
The asteroid, named 216 Kleopatra, is a large object in the main asteroid belt between Mars and Jupiter; it measures about 217 kilometers long and about 94 kilometers wide.
Kleopatra could be the remnant of an incredibly violent collision between two asteroids that did not completely shatter and disperse all the fragments.
Kleopatra's strong reflection of radar signals indicates it is mostly metal possibly a nickel- iron alloy.
www.geocities.com /zlipanov/selected_asteroids/216_kleopatra/216_kleopatra.html   (578 words)

  
 Arecibo captures images of dog bone-shaped asteroid
Kleopatra was discovered in 1880, but until now its shape was unknown.
Kleopatra is one of several dozen asteroids whose coloring suggests they contain metal.
Nolan said the radar observations "indicated the surface of Kleopatra is porous and loosely consolidated, much like surface of the moon, although the composition is different." He said: "Kleopatra's interior arrangement of solid metal fragments and loose metallic rubble, and the geometry of fractures within any solid components, are unknown.
www.news.cornell.edu /Chronicle/00/5.11.00/Kleopatra.html   (745 words)

  
 APOD: 2000 May 10 - Dog-Bone Shaped Asteroid 216 Kleopatra   (Site not responding. Last check: 2007-10-12)
216 Kleopatra may derive from the central regions of a tremendous collision between larger asteroids billions of years ago.
Kleopatra is not completely solid - its surface is loosely consolidated rubble, although its core may contain large solid-metal lodes.
Kleopatra will never strike the Earth, but it may one day serve as a valuable source of raw building materials.
antwrp.gsfc.nasa.gov /apod/ap000510.html   (125 words)

  
 Kleopatra (minor planet 216)
Kleopatra's metallic composition indicates it came from the core of a large differentiated parent body that was smashed apart.
It may have come about through the collision of two objects that had previously been thoroughly fractured and ground into piles of loosely consolidated rubble (see rubble-pile asteroid).
Or, Kleopatra may once have been two separate lobes in orbit around each other with empty space between them, with subsequent impacts filling in the area between the lobes with debris.
www.daviddarling.info /encyclopedia/K/Kleopatra.html   (193 words)

  
 Asteroid 216 Kleopatra má tvar psí kosti
Asteroid 216 Kleopatra zmapovaný nedávno pozemským radarem, odráží rádiové vlny tak dobøe, že astronomové spekulují, že se vìtšinou skládá z kovù jako jsou nikl a železa.
Kleopatra není docela pevná - její povrch je volnì zpevnìná su i když její jádro mùže obsahovat velké žíly pevného kovu.
Kleopatra nikdy nezasáhne Zemi, ale mùže jednoho dne sloužit jako hodnotný zdroj surových stavebních materiálù.
www.astro.cz /apod/ap000510.html   (130 words)

  
 [11.08] Plans for Radar Imaging of Asteroid 216 Kleopatra   (Site not responding. Last check: 2007-10-12)
Kleopatra's radar albedo, the highest measured for a main-belt object, requires a very high surface bulk density that, given the asteroid's M classification, implies either a metallic composition and porosity typical of the lunar regolith or a regolith-free enstatite chondritic surface.
Kleopatra's fall 1999 opposition is the most favorable for radar until 2013.
Radar observations of asteroids 7 Iris, 9 Metis, 12 Victoria, 216 Kleopatra, and 654 Zelinda.
www.aas.org /publications/baas/v31n4/dps99/100.htm   (331 words)

  
 Dog Bones In Deep Space
The asteroid, named 216 Kleopatra, is a large object in the main asteroid belt between Mars and Jupiter; it measures about 217 kilometers (135 miles) long and about 94 kilometers (58 miles) wide.
Kleopatra's strong reflection of radar signals indicates it is mostly metal, possibly nickel-iron alloy.
The Kleopatra radar observations were supported by NASA's Office of Space Science, Washington, D.C. JPL is managed for NASA by the California Institute of Technology.
www.spacedaily.com /news/asteroid-00f.html   (700 words)

  
 Bathsheba Grossman - Kleopatra
I saw some asteroids in an astronomer's office, and was captivated by the form of this one.
Asteroid 216 Kleopatra orbits the sun as part of the asteroid belt, and it's 135 miles long by 58 miles wide (217 x 94km).
The reflectiveness of Kleopatra's surface suggests that it is mostly metallic, and since iron is the most common metal in the solar system, it's probably mostly ferrous.
www.bathsheba.com /extras/kleo   (242 words)

  
 SPACE.com -- Astronomers Report On Strange Double Asteroid
Asteroid 216 Kleopatra, first discovered in 1880, previously was thought to be a solo dumbbell-shaped object.
They say the session showed that Kleopatra is comprised of two similarly sized lobes, neither of which is small enough to be called a moon.
Still, the Kleopatra pair could be part of a small class of binary bodies first thought to be singular and later discovered to be more complex.
www.space.com /science/astronomy/double_asteroid_991118.html   (725 words)

  
 BBC News | SCI/TECH | Astronomers see 'dog bone' asteroid
Discovered in 1880, and designated 216 Kleopatra, the asteroid is a leftover from an ancient and violent collision.
Kleopatra is one of several dozen asteroids whose spectrum suggests they contain metal.
Or, Kleopatra may once have been two separate lobes in orbit around each other with empty space between them, with subsequent impacts filling in the area between the lobes with debris," he adds.
news.bbc.co.uk /1/hi/sci/tech/735965.stm   (653 words)

  
 Here, Pluto: Scientists spy dog bone-shaped asteroid
The asteroid, named 216 Kleopatra, is 135 miles long and about 58 miles wide -- roughly the size of New Jersey -- and is located in the main asteroid belt between Mars and Jupiter.
Although Kleopatra was first discovered in 1880, its shape had been unknown until now.
Its strong reflection of radar signals and its coloring indicate Kleopatra is mostly metal, possibly nickel-iron alloy, said Donald Campbell, associate director at Arecibo.
www.chron.com /content/interactive/space/astronomy/news/2000/solarsys/20000508.html   (318 words)

  
 Radar shows giant, bone-shaped asteroid
A radar-based computer model of asteroid 216 Kleopatra, located in the main asteroid belt between Mars and Jupiter.
"Kleopatra could be the remnant of an incredibly violent collision between two asteroids that did not completely shatter and disperse all the fragments," Ostro says.
Nolan comments that the radar observations "indicated the surface of Kleopatra is porous and loosely consolidated, much like surface of the moon, although the composition is different." He says: "Kleopatra's interior arrangement of solid metal fragments and loose metallic rubble, and the geometry of fractures within any solid components, are unknown.
www.eurekalert.org /pub_releases/2000-05/CUNS-Rsgb-0305100.php   (808 words)

  
 Kleopatra. Cometas y Asteroides. Galilei   (Site not responding. Last check: 2007-10-12)
El asteroide 216 Kleopatra, mapeado recientemente mediante radar desde la Tierra, refleja tan bien las ondas de radio que los astrónomos especulan si el mismo está compuesto enteramente de metales como níquel y hierro.
Kleopatra no es totalmente sólido, sino que su superficie está compuesta de grava compactada, aunque su núcleo podría contener grandes trozos metálicos sólidos.
Kleopatra nunca chocará contra la Tierra, pero algún día podría servir como una valiosa fuente de materiales de construcción.
www.acienciasgalilei.com /astrofisica/cometas/2kleopatra.htm   (138 words)

  
 New Science: An Asteroid for the Dogs (06/01/00
"Kleopatra could be the remnant of an incredibly violent collision between two asteroids that did not completely shatter and disperse all the fragments," says Dr. Ostro.
Or, Kleopatra may once have been two separate asteroids in close orbit around each other with empty space between them, and debris gradually filled in the area between them.
Kleopatra's color and strong reflection of radar signals suggests it is mostly metal, possibly a nickel-iron alloy.
liftoff.msfc.nasa.gov /News/2000/News-Kleopatra.asp   (652 words)

  
 Kleopatra (Asteroid)
Der Artikel Kleopatra (Asteroid) gehört zur Kategorie: Hauptgürtelasteroid über 200 km Durchmesser
Kleopatra bewegt sich zwischen 2,0892 (Perihel) astronomischen Einheiten bis 3,4979 astronomischen Einheiten (Aphel) auf einer exzentrischen Bahn um die Sonne.
Aufgrund der starken Reflexion der Radiowellen wird geschlossen, dass es sich bei Kleopatra um einen differenzierten Asteroiden mit einem Eisen-Nickel-Kern, einem silikatischen Mantel und einer silikatischen Kruste handelt.
www.weblexikon.de /Kleopatra_(Asteroid).html   (164 words)

  
 NASA's Solar System Exploration: Multimedia: Gallery: Asteroid 216 Kleopatra
These images show several views from a radar-based computer model of asteroid 216 Kleopatra.
The object, located in the main asteroid belt between Mars and Jupiter, is about 217 kilometers (135 miles) long and about 94 kilometers (58 miles) wide, or about the size of New Jersey.
A team of astronomers observing Kleopatra used the 305-meter (1,000-foot) telescope of the Arecibo Observatory in Puerto Rico to bounce encoded radio signals off Kleopatra.
solarsystem.nasa.gov /multimedia/display.cfm?IM_ID=2154   (167 words)

  
 Giant radar maps dog bone-shaped asteroid
"With its dog bone shape, Kleopatra is one of the most unusual asteroids we've seen in the Solar System," said Dr. Steven Ostro of NASA's Jet Propulsion Laboratory, Pasadena, CA, who led a team of astronomers observing Kleopatra with the 1,000-foot (305- meter) telescope of the Arecibo Observatory in Puerto Rico.
These new radar images were obtained when Kleopatra was about 106 million miles (171 million kilometers) from Earth.
"The radar observations indicated the surface of Kleopatra is porous and loosely consolidated, much like surface of the Moon, although the composition is different," said Dr. Michael Nolan of the Arecibo Observatory.
science.nasa.gov /headlines/y2000/ast08may_1.htm   (865 words)

  
 Asteroiden: Hundeknochen im All
216 Kleopatra wurde zwar schon 1880 entdeckt, doch wusste man bis jetzt nicht, wie dieser Felsbrocken aussieht.
Die Radardaten zeigten, dass es sich bei 216 Kleopatra um einen 217 Kilometer langen und 94 Kilometer breiten Asteroiden handelt, der in etwa aussieht wie ein Hundeknochen.
"Kleopatra von Arecibo aus aufzunehmen, ist in etwa vergleichbar mit der Vorstellung in Los Angeles die Aufnahme eines Autos in New York zu machen und dabei ein Teleskop von der Größe des menschlichen Auges zu verwenden", erläutert Ostro.
www.astronews.com /news/artikel/2000/05/0005-004.shtml   (338 words)

  
 Kleopatra (Asteroid)
Benannt wurde der Himmelskörper der altägyptischen Herrscherin Kleopatra.
Kleopatra bewegt sich zwischen 2 0892 Perihel) astronomischen Einheiten bis 3 4979 astronomischen (Aphel) auf einer exzentrischen Bahn um die die Sonne.
Aufgrund der starken Reflexion der Radiowellen wird geschlossen dass es bei Kleopatra um einen differenzierten Asteroiden mit Eisen - Nickel -Kern einem silikatischen Mantel und einer silikatischen Kruste handelt.
www.uni-protokolle.de /Lexikon/Kleopatra_(Asteroid).html   (157 words)

  
 [No title]
An asteroid called 216 Kleopatra that orbits between Mars and Jupiter has been imaged by radar, creating a detailed model of its shape.
Because of its optical color and because it reflects radar waves very well, astronomers believe that 216 Kleopatra is made mostly out of metals like nickel or iron.
With two lobes connected by a thin neck, 216 Kleopatra is the most unusually shaped object found in the Solar System so far.
www.angelfire.com /ny/oferiko/LS/spaceQ&A.html   (1276 words)

  
 Small Bodies in Inner Solar System   (Site not responding. Last check: 2007-10-12)
Asteroid 216 Kleopatra, located in the main asteroid belt, is about 217 km long and 94 km wide.
A team of astronomers used the 305-meter telescope of the Areciho Observatory in Puerto Rico to bounce encoded radio signals off Kleopatra and then decoded the echoes, transformed them into images, and assembled a computer model of the asteroid’s shape.
Kleopatra was about 171 million km from Earth.
www.astro.umd.edu /~mcfadden/slides/Small_Bodies_of_our_Solar_System/15.html   (108 words)

  
 Astronomie - News
Das Radioteleskop von Arecibo wurde verwendet, um zu Kleopatra Radarsignale hin- und zurückprallen zu lassen.
Der Kleinplanet 216 Kleopatra wurde 1880 entdeckt, er gehört der Gruppe von Asteroiden an, welche zwischen Mars und Jupiter um die Sonne in einem Mahlstrom herumkreisen.
Kleopatra könnte z.B. das Ueberbleibsel eines unglaublich massiven Zusammenstosses zwischen zwei Asteroiden sein, wobei nicht alle Fragmente total zertrümmert worden sind."
www.astronomie.de /news/0000324.htm   (387 words)

  
 The Universe Today - Space news for May 8, 2000
NASA has the first radar images of and asteroid named 216 Kleopatra, a metallic dog-bone shaped object the size of New Jersey.
Kleopatra was discovered in the main asteroid belt in 1880, but its strange shape was not known until now.
216 Kelopatra is one of the strangest asteroids ever seen.
www.universetoday.com /html/dailyarchive/article2000-0508.html   (172 words)

  
 Dog-Bone Shaped Asteroid 216 Kleopatra
Explanation: An asteroid the size of New Jersey that orbits the Sun between Mars and Jupiter has been discovered to have an unusual dog-bone shape.
Asteroid 216 Kleopatra, recently mapped with Earth-based radar, reflects radio waves so well that astronomers speculate it is composed mostly of metals such as nickel and iron.
The unusual shape and composition of 216 Kleopatra may derive from the central regions of a tremendous collision between larger asteroids billions of years ago.
www.astronet.ru:8100 /db/xware/msg/1163898   (130 words)

  
 Radar Observations of Asteroid 216 Kleopatra -- Ostro et al. 288 (5467): 836 -- Science
Radar Observations of Asteroid 216 Kleopatra -- Ostro et al.
Radar observations of the main-belt, M-class asteroid 216 Kleopatra reveal a dumbbell-shaped object with overall dimensions
Kleopatra's shape is probably the outcome of an exotic sequence
www.sciencemag.org /cgi/content/abstract/288/5467/836   (326 words)

  
 wissenschaft.de - Kleopatra sieht aus wie ein Hundeknochen
Astronomen haben herausgefunden, dass der Asteroid "216 Kleopatra" aussieht wie ein Hundeknochen.
Die Konstruktion der Radarbilder zeigt, dass Kleopatra zwei dicke Enden hat, die durch einen "Griff" verbunden sind, sagte Scott Hudson von der Washington State University: "Diese Form kann durch einen Zusammenstoss zweier Objekte, die schon zerschmettert waren, entstanden sein." Daraus habe sich ein lose zusammenhängender Haufen von Geröll gebildet.
Kleopatra ist einer von einem Dutzend Asteroiden, deren Farbe auf eine metallische Zusammensetzung hinweist.
www.wissenschaft.de /sixcms/detail.php?id=157745   (344 words)

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