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 xxv
... space transportation system . ( See fig . 1. ) At the end of this decade , however , if an operational space shuttle is available , missions to selected asteroids could be accomplished in part using this potentially cost - effective ...
... space transportation system . ( See fig . 1. ) At the end of this decade , however , if an operational space shuttle is available , missions to selected asteroids could be accomplished in part using this potentially cost - effective ...
Seite 112
... space missions near the asteroidal belt . For the minor planets of the main belt , the phase angle observable from Earth is limited to the range between 0 ° and about 30 ° . Space missions will reveal the shape of the curves near their ...
... space missions near the asteroidal belt . For the minor planets of the main belt , the phase angle observable from Earth is limited to the range between 0 ° and about 30 ° . Space missions will reveal the shape of the curves near their ...
Seite 174
... space using as coordinates the semimajor axis a , the proper inclination i ' , and the proper eccentricity e ' ( for the definition of the proper elements , see Brouwer and Clemence , 1961 ) , then concentrations of asteroids are found ...
... space using as coordinates the semimajor axis a , the proper inclination i ' , and the proper eccentricity e ' ( for the definition of the proper elements , see Brouwer and Clemence , 1961 ) , then concentrations of asteroids are found ...
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