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. |
Im Buch
Seite 133
... Position Angles Eros is the only asteroid to have directly observed micrometer measure- ments of the position angles of the projection of its long axis . Van den Bos and Finsen ( 1931 ) found the position angle rotating over 360 ° in ...
... Position Angles Eros is the only asteroid to have directly observed micrometer measure- ments of the position angles of the projection of its long axis . Van den Bos and Finsen ( 1931 ) found the position angle rotating over 360 ° in ...
Seite 197
... position , the arrangement of orbits by perturbations plays an important role . Some apparent differences from the orbits of brighter asteroids can be easily explained . As an example of the operation of the selection effects , it is ...
... position , the arrangement of orbits by perturbations plays an important role . Some apparent differences from the orbits of brighter asteroids can be easily explained . As an example of the operation of the selection effects , it is ...
Seite 554
... position against the small local gravity during hover phases 1 and 2. A set of small hydrazine rockets provides acceleration and deceleration on descent from hover position 2 to position 3 . At hover position 3 , located 200 m above the ...
... position against the small local gravity during hover phases 1 and 2. A set of small hydrazine rockets provides acceleration and deceleration on descent from hover position 2 to position 3 . At hover position 3 , located 200 m above the ...
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