Table J-6: Parameters (appearing in Eq. (C-15) to account for modified meteoroid fluxes encountered by spacecraft in circular Earth orbits at various altitudes

Altitude [km]

sf

K

100

2,04

0,50

1,09

200

2,03

0,58

1,09

400

2,00

0,63

1,09

800

1,94

0,70

1,08

1 000

1,92

0,72

1,08

2 000

1,81

0,79

1,08

4 000

1,65

0,87

1,07

10 000

1,41

0,95

1,05

20 000

1,26

0,98

1,04

35 790 (GEO)

1,16

0,99

1,03

100 000

1,06

1,00

1,01

At 1 AU

1,00

1,00

1,00

NOTE:  is the weighted mean gravitational enhancement factor for the velocity distribution of Table C-1. The factor sf accounts for the geometrical shielding of Earth. K gives the flux enhancement for a randomly tumbling plate that result from the spacecraft motion itself.