Physical Studies of Minor PlanetsScientific and Technical Information Office, National Aeronautics and Space Administration, 1972 - 687 Seiten " ... Some papers and discussions included in this book even though they were not presented at the meeting. In some respects, therefore, the book is independent of the colloquium. Several papers had been invited long beforehand with the request to publish them as review papers. The lack of a modern textbook on minor planets is keenly felt, and the proceedings of this meeting, with these additions, should provide a good reference book."--Page viii. |
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Seite 364
... counterglow hypothesis , m , is the Sun , m2 is Earth , and the dust cloud is at the libration point L3 . For the Earth - Moon libration clouds , m1 is Earth , m2 is the Moon , and the dust clouds are near L4 and L5 . See van de Kamp ...
... counterglow hypothesis , m , is the Sun , m2 is Earth , and the dust cloud is at the libration point L3 . For the Earth - Moon libration clouds , m1 is Earth , m2 is the Moon , and the dust clouds are near L4 and L5 . See van de Kamp ...
Seite 365
... counterglow using the fact that they require such a concentration of material near Earth that Earth's shadow would be visible in the center of the counterglow . Because the shadow was not visible to within an accuracy of 1 percent ...
... counterglow using the fact that they require such a concentration of material near Earth that Earth's shadow would be visible in the center of the counterglow . Because the shadow was not visible to within an accuracy of 1 percent ...
Seite 367
... counterglow brightness . If the counterglow is due to asteroidal debris , its brightness will remain almost constant until the probe goes further than 2 AU from the Sun. If , on the other hand , cometary debris produces the counterglow ...
... counterglow brightness . If the counterglow is due to asteroidal debris , its brightness will remain almost constant until the probe goes further than 2 AU from the Sun. If , on the other hand , cometary debris produces the counterglow ...
Inhalt
ASTROMETRIC OBSERVATIONS | 3 |
THE WORK AT THE MINOR PLANET CENTER | 9 |
DIAMETER MEASUREMENTS OF ASTEROIDS 25 | 25 |
Urheberrecht | |
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accretion albedo Alfvén Anders Apollo Apollo 12 Apollo asteroids asteroid belt asteroid families Astron Astrophys axis brightness Brouwer Ceres chondrites collisional collisions cometary comets counterglow craters curve density determined diameter discussed distance Dohnanyi Dollfus Earth ecliptic effect equation Eros families Figure flyby fragments function Gehrels Geophys gravity heliocentric Houten Icarus impact interplanetary dust iron meteorites jetstream Jupiter km/s Kuiper launch libration lightcurve longitude lunar magnitude Mars Mars-crossing asteroids mass distribution material measurements meteor meteoroid minor planets mission Moon NASA number of asteroids numbered asteroids objects Observatory observed obtained orbital elements Pallas parent bodies particles percent perihelion perturbations phase angle phase coefficient photometric planetary planetoids polarization pole propulsion radius range relative rotation sample satellites scattering semimajor axis solar nebula solar system space spacecraft stream surface target telescope trajectory Trojans velocity Vesta wavelength Whipple Zodiacal Light