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Table 4

Characteristics of the log-normal frequency distributions for area Apore [Mm2] and perimeter length lpore [Mm].

Single Time-averaged
G-band images G-band images

Variable lnx A pore l pore A pore l pore

Mean lnx, μ 0.77 1.91 1.13 2.03
Standard deviation lnx, σ 0.66 0.42 0.73 0.43
Mean eμ + σ2/2 2.69 7.37 4.03 8.37
Median eμ 2.17 6.74 3.09 7.62
Mode eμ − σ2 1.41 5.64 1.82 6.31
10th percentile 4.99 11.53 7.76 13.22
Variance (eσ2 − 1) e2μ + σ2 3.88 10.61 11.38 14.55
Skewness 2.60 1.56 3.10 1.69
Kurtosis e4σ2 + 2e3σ2 + 3e2σ2 − 6 13.98 3.74 20.86 4.03

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