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 526
International Astronomical Union. Colloquium Tom Gehrels. synodic cycle of approximately 16 yr . Mission times are invariant and are approximately 3 yr in length . Lengthy stay times do not decrease significantly the amount of sample ...
International Astronomical Union. Colloquium Tom Gehrels. synodic cycle of approximately 16 yr . Mission times are invariant and are approximately 3 yr in length . Lengthy stay times do not decrease significantly the amount of sample ...
Seite 612
... approximately 150 days after launch , and they will remain in the belt for approximately 200 days . The launch of Pioneer G is planned to take place approximately 390 days after the launch of Pioneer F or essentially just after Pioneer ...
... approximately 150 days after launch , and they will remain in the belt for approximately 200 days . The launch of Pioneer G is planned to take place approximately 390 days after the launch of Pioneer F or essentially just after Pioneer ...
Seite 619
... approximately alined , the background and , consequently , the thresholds of all four telescopes should remain approximately equal . The background is averaged through a comparatively long time constant circuit that has the effect of ...
... approximately alined , the background and , consequently , the thresholds of all four telescopes should remain approximately equal . The background is averaged through a comparatively long time constant circuit that has the effect of ...
Inhalt
ASTROMETRIC OBSERVATIONS | 3 |
THE WORK AT THE MINOR PLANET CENTER | 9 |
DIAMETER MEASUREMENTS OF ASTEROIDS | 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 Ephemeris 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