Results 121 to 130 of about 7,047 (224)
Ion Propulsion Module (IPM) technology readiness assessment: 1985 Halley's Comet rendezvous mission [PDF]
An assessment of the risk of utilizing ion propulsion to perform a rendezvous mission with Halley's comet in 1985 is presented, and consideration recommendations for reducing identified risks to the lowest possible level at project start in October 1978 ...
West, J.
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THE DISTRIBUTION OF ENERGY PERTURBATIONS FOR HALLEY'S AND SOME OTHER COMETS [PDF]
, 1961 David G. Kendall
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FIT FOR PRINT: DEVELOPING AN INSTITUTIONAL MODEL OF SCIENTIFIC PERIODICAL PUBLISHING IN ENGLAND, 1665-CA. 1714. [PDF]
Notes Rec R Soc Lond, 2015 Moxham N.
europepmc +1 more source
The 15 years of comet photometry: A comparative analysis of 80 comets [PDF]
In 1976, a program of narrowband photometry of comets was initiated that has encompassed well over 400 nights of observations. To date, the program has provided detailed information on 80 comets, 11 of which were observed during multiple apparitions. The
Ahearn, Michael F. +4 more
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III. Observations for determining the positions of Halley's Comet [PDF]
R. Owen +3 more
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Determination of the observation conditions of celestial bodies with the aid of the DISPO system [PDF]
The interactive system for determining the observation conditions of celestial bodies is described. A system of programs was created containing a part of the DISPO Display Interative System of Orbit Planning.
Kazakov, R. K., Krivov, A. V.
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Edmund Halley (1656-1742). [PDF]
J Neurol Neurosurg Psychiatry, 1992 Haas LF.
europepmc +1 more source