Sentences with phrase «km diameter»
The phrase "km diameter" means the distance from one side of a circle or sphere to the other side, measured in kilometers. It tells us the size or width of the object. Full definition
Measuring some 50 to 150 kilometers across, the new moons are much smaller than Charon, the 1192 - km diameter satellite of Pluto discovered in 1978.
sciencemag.org
Data from Dawn's visible and infrared mapping spectrometer show an unusually high concentration of organic matter close to the 50 - km diameter Ernutet crater in the northern hemisphere of Ceres.
Some 66 million years ago, a 10 - km diameter chunk of rock hit the Yukatan peninsula near the site of the small town of Chicxulub with the force of 100 teratons of TNT.
In 2006, a small team of astronomers led by Franck Marchis, astronomer at the Carl Sagan center of the SETI Institute, detected the presence of a small 12 km diameter moon around the large Trojan asteroid (624) Hektor.
«Following the 1994 Shoemaker - Levy 9 comet impacts with Jupiter, Edward Teller proposed to a collective of U.S. and Russian ex-Cold War weapons designers in a 1995 planetary defense workshop meeting at Lawrence Livermore National Laboratory (LLNL), that they collaborate to design a 1 gigaton nuclear explosive device, which would be equivalent to the kinetic energy of a 1 km diameter asteroid.
Nevertheless, it is a fascinating world, as indeed is Charon (1,208 km diameter).
One of the craters considered in the study is the large (180 km diameter) Chicxulub impact structure in the Yucatan, which dates to about 65 million years ago — the time of a great mass extinction that included the dinosaurs.
Despite the various uncertainties in what we know about P1 and P2 so far, and regardless of their surface reflectivities, these bodies are clearly very small compared to both Pluto (2284 km diameter) and Charon (1192 km diameter).
Lacaille was honored by naming Moon crater La Caille (23.8 S, 1.1 E, 67 km diameter) in 1961.
Caroline Herschel was honored lately by the astronomical community by naming a Lunar Crater after her: C. Herschel (34.5 N, 31.2 W, 13.0 km diameter, 1935).
John Herschel was honored by naming Moon crater J. Herschel (62.0 N, 42.0 W, 165 km diameter, in 1935) and (together with his father) Mars crater Herschel (14.9 S, 230.3 W, 304 km diameter).
The bluish rings (~ 19 km and 10 km diameters) with maximum gradient delineate the outer rim of the impact basin and the rim of the inner crater.