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The activity and size of the nucleus of comet Hale-Bopp (C/1995 O1) [see comment]

Autor: H A, Weaver, P D, Feldman, M F, A'Hearn, C, Arpigny, J C, Brandt, M C, Festou, M, Haken, J B, McPhate, S A, Stern, G P, Tozzi

Publikováno v: Science (New York, N.Y.). 275(5308)

Analysis of Hubble Space Telescope (HST) images of comet Hale-Bopp (C/1995 O1) suggests that the effective diameter of the nucleus is between 27 to 42 kilometers, which is at least three times larger than that of comet P/Halley. The International Ult

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=pmid________::081bc970444d859d741ef78b230b8749
https://pubmed.ncbi.nlm.nih.gov/9122690

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Physical chemistry of comets: Models, uncertainties, data needs

Autor: C. Arpigny

Publikováno v: AIP Conference Proceedings.

Some recent results or discussions pertaining to the physical chemistry of comets are reviewed, with a special interest in those aspects which illustrate the close interaction between laboratory work and astronomical observations or theories. An over

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::98c0abc3586fccc813f448733cb613b1
https://doi.org/10.1063/1.46600

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Commission 15; Physical Study of Comets, Minor Planets and Meteorites

Autor: Ĺ. Kresák, J. Rahe, M. F. A’Hearn, C. Arpigny, C. R. Chapman, O. V. Dobrovolsky, H. Fechtig, A. W. Harris, H. F. Haupt, L. M. Shulman, J. T. Wasson, S. Wyckoff, V. Zappalà

Publikováno v: Transactions of the International Astronomical Union. 20:143-166

The period covered by this report, 1984 July to 1987 June, was of extraordinary importance for the progress of cometary physics. For the first time in the history, special space probes were launched to comets. Vega 1, Vega 2 and Giotto encountered P/

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::294369ab3f052eab7f21900f71caf58f
https://doi.org/10.1017/s0251107x00007100

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