Presentation 1994/1/28
A theoretical study on the relation between the shape of space debris and its RCS variations
Takeshi Tanaka, Toshio Wakayama, Toru Sato, Iwane Kimura,
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Abstract(in English) In order to estimate damage by collision with space debris,we must investigate their shape and mass distribution.However,mass of space debris is overestimated by metal sphere assumption which has widely been used.We investigated RCS variation of flat objects with cosine-like bumps and pulse-like bumps using the wiregrid model.We examined the method to convett pulse-like bumps into smoother bumps and to derive equivalent ellipses.We propose a method to estimate RCS variation of the arbitrary-shaped objects from their shape,and to estimate the shape distribution of space debris with the aid of the equivalent ellipse.
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Keyword(in English) Space debris / radar / shape estimation / scattering cross section / Rayleigh scattering / wire grid model
Paper # SANE93-74
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Committee SANE
Conference Date 1994/1/28(1days)
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Registration To Space, Aeronautical and Navigational Electronics (SANE)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) A theoretical study on the relation between the shape of space debris and its RCS variations
Sub Title (in English)
Keyword(1) Space debris
Keyword(2) radar
Keyword(3) shape estimation
Keyword(4) scattering cross section
Keyword(5) Rayleigh scattering
Keyword(6) wire grid model
1st Author's Name Takeshi Tanaka
1st Author's Affiliation Department of Electrical Engineering II,Faculty of Engineering, Kyoto university()
2nd Author's Name Toshio Wakayama
2nd Author's Affiliation Department of Electrical Engineering II,Faculty of Engineering, Kyoto university
3rd Author's Name Toru Sato
3rd Author's Affiliation Department of Electrical Engineering II,Faculty of Engineering, Kyoto university
4th Author's Name Iwane Kimura
4th Author's Affiliation Department of Electrical Engineering II,Faculty of Engineering, Kyoto university
Date 1994/1/28
Paper # SANE93-74
Volume (vol) vol.93
Number (no) 453
Page pp.pp.-
#Pages 8
Date of Issue