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 344
... sample size and the precision of the orbital elements . In a family search , D , should vary inversely as the cube root of the sample size , if the samples are otherwise similar . If D = 0.020 is accepted as the rejection level in the ...
... sample size and the precision of the orbital elements . In a family search , D , should vary inversely as the cube root of the sample size , if the samples are otherwise similar . If D = 0.020 is accepted as the rejection level in the ...
Seite 522
... sample size contained within the capsule . A scaling law used on a recent Mars sample - return study ( Friedlander , 1970 ) relates the sample mass m , to the return capsule mass me by the relationship ms = 0.44 ( mc - 29.5 ) In figure ...
... sample size contained within the capsule . A scaling law used on a recent Mars sample - return study ( Friedlander , 1970 ) relates the sample mass m , to the return capsule mass me by the relationship ms = 0.44 ( mc - 29.5 ) In figure ...
Seite 559
... sample ) 280 Total 1760 Capsule ( including sample ) : Structure and mechanisms 60 Subsystems and sample storage 120 Retropropellant 100 Sample material 100 Total : Before retro 380 After retro 280 ION THRUSTOR FIRST GENERATION ( 1 sp ...
... sample ) 280 Total 1760 Capsule ( including sample ) : Structure and mechanisms 60 Subsystems and sample storage 120 Retropropellant 100 Sample material 100 Total : Before retro 380 After retro 280 ION THRUSTOR FIRST GENERATION ( 1 sp ...
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