Table 2. Collision risk assessment under mega constellation using collision flux (F), mean number of collision (c) and collision probability (Pi≥1)

Debris size: 100m > d Without constellation With constellation
F(1/m2/yr) c Pi≥1 (%) F (1/m2/yr) c Pi≥1 (%)
d>0.001m 4.2900E-03 1.2870E-02 1.2788E+00 4.2930E-03 1.2879E-02 1.2796E+00
d>0.01m 6.5630E-05 1.9689E-04 1.9687E-02 6.8940E-05 2.0682E-04 2.0680E-02
d>0.1m 4.9670E-06 1.4901E-05 1.4901E-03 8.2800E-06 2.4840E-05 2.4840E-03
d>1m 8.9470E-07 2.6841E-06 2.6841E-04 4.2080E-06 1.2624E-05 1.2624E-03
d>10m 5.5470E-10 1.6641E-09 1.6641E-07 3.3140E-06 9.9420E-06 9.9420E-04