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 16
... known value of R. Today , however , radar observations of Venus are used , for instance , to determine its varying distance from Earth in meters ( actually in light - seconds , converted into meters by means of the rather accurately known ...
... known value of R. Today , however , radar observations of Venus are used , for instance , to determine its varying distance from Earth in meters ( actually in light - seconds , converted into meters by means of the rather accurately known ...
Seite 56
... known B - V colors , it is possible to make an approximate conversion of his color index to B- V. The resulting values have a slightly redder mean and greater range than B- V colors obtained by Gehrels , Kuiper , and their associates ...
... known B - V colors , it is possible to make an approximate conversion of his color index to B- V. The resulting values have a slightly redder mean and greater range than B- V colors obtained by Gehrels , Kuiper , and their associates ...
Seite 340
... Known Families The computer search at D , = 0.020 classified the 1697 numbered asteroids into 25 previously known ( Brouwer ) families and 198 new families . The total number of asteroids listed as family members was 1026. However , a ...
... Known Families The computer search at D , = 0.020 classified the 1697 numbered asteroids into 25 previously known ( Brouwer ) families and 198 new families . The total number of asteroids listed as family members was 1026. However , a ...
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