cravat
发表于 2025-3-23 10:11:55
September Meteor Showers,. The former observer plotted five meteors from α = 334.5°, δ = −2° during September 1, 3, and 8, while Prentice plotted four meteors from α = 335°, δ = −2° during September 6–8.. During 1923 September 7–8, Prentice reobserved the shower and managed to plot five meteors from a radiant of α = 334°, δ = −3°..
熟练
发表于 2025-3-23 16:46:24
December Meteor Showers,hotographic meteor orbits obtained by the Harvard Meteor Project from 1952 to 1954. Seven meteors indicated a shower was active from December 8 to 13 (λ = 256–261°), with a probable maximum on the 8th. The average radiant was given as α = 51°, δ = +21°..
enumaerate
发表于 2025-3-23 20:24:50
Gary W. KronkConsists of a compilation of historical and observational details for over 100 meteor showers.This updated edition includes the last 25 years of research in the field as well as updates on older entri
ABOUT
发表于 2025-3-24 00:33:41
The Patrick Moore Practical Astronomy Serieshttp://image.papertrans.cn/m/image/631779.jpg
火花
发表于 2025-3-24 03:25:34
https://doi.org/10.1007/978-1-4614-7897-3Annual Meteor Streams; August Upsilon Pegasids; History of Meteor Showers; Individual Meteor Showers; Ju
JUST
发表于 2025-3-24 07:00:47
Introduction,The attempt to understand the nature of meteors extends back thousands of years; however, the lack of knowledge of what lay beyond Earth, not to mention science in general, initially brought about some fanciful ideas. A few of these follow:
Working-Memory
发表于 2025-3-24 10:39:56
May Meteor Showers,This meteor shower has never been an easy target for observers in the Northern Hemisphere; nevertheless, it was the first shower to be associated with the periodic comet 1P/Halley.
询问
发表于 2025-3-24 16:53:47
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暂时休息
发表于 2025-3-24 20:03:36
Meteor Showers978-1-4614-7897-3Series ISSN 1431-9756 Series E-ISSN 2197-6562
cuticle
发表于 2025-3-25 01:14:37
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