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Table 4

Upper and lower limits of the space weathering timescale for each uncertain factor.

Uncertainty factors Minimum Maximum Reference
MEM3 model 0.33 TSW 3 TSW 1, 2
Cratering scaling law 0.5 TSW TSW 3, 4
Pit-halo diameter 0.35 TSW 4 TSW 5

Notes. TSW denotes the nominal value of 103 yr.

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