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 30
... measurements , and systematic error of 0.10 could be considered as highly probable . This is why the Barnard results , despite the high training and reputation of the author , should be checked when possible by other techniques ...
... measurements , and systematic error of 0.10 could be considered as highly probable . This is why the Barnard results , despite the high training and reputation of the author , should be checked when possible by other techniques ...
Seite 81
... measurements of I ( i , e , a ) as a function of a at a series of fixed values of e ; say at € = 0 ° , 30 ° , and 60 ° . From each set of measurements corresponding to a given e , an empirical f ( a , D ) can be determined using ...
... measurements of I ( i , e , a ) as a function of a at a series of fixed values of e ; say at € = 0 ° , 30 ° , and 60 ° . From each set of measurements corresponding to a given e , an empirical f ( a , D ) can be determined using ...
Seite 572
... Measurements Direct measurements of local , steady magnetic fields have been made on the lunar surface with magnetometers carried by Apollos 12 and 14. Preliminary results from Apollo 14 indicate that a field of 100y was detected , but ...
... Measurements Direct measurements of local , steady magnetic fields have been made on the lunar surface with magnetometers carried by Apollos 12 and 14. Preliminary results from Apollo 14 indicate that a field of 100y was detected , but ...
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