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Table 3

Appearance frequencies of meteoroids on and around Moon and Earth.

Moon Earth


Sur Orbit MS LEO GEO
Distance (km) 70 90 2000 36 000

Validated Spo 7.8 8.4 108 181 3338
(meteoroids h−1) Str 14.8 16.0 205 344 6356
Total 8.7 9.4 121 202 3742

Validated and Spo 9.9 10.8 138 231 4268
suspected Str 24.7 26.7 341 573 10 594
(meteoroids h−1) Total 11.9 12.9 165 277 5117

Notes. Spo = sporadic, Str = stream, Sur = surface, MS = Mesosphere, LEO = Low Earth Orbit, GEO = Geosynchronous Earth Orbit.

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