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Table 2

Shape model parameters and derived geometric measures for 67P including 3σ uncertainties.

Shape OSIRIS NAC Number of final Average Total Mean Total
model images count vertices/facets spacing volume bulk density surface area
[Mio] [m] [km3] [kg / m3] [km2]

SPG SHAP4S (Preusker et al. 2015) 218 8.4/16.7 2.0 18.7 ± 0.2 534 ± 6 n/a
SPC SHAP5 (Jorda et al. 2016) >5500 1.6/ 3.1 5.5 18.8 ± 0.9 532 ± 21 46.9 ± 7.5
SPG SHAP7 (this letter) 1531 22.0/44.0 1.0–1.5 18.56 ± 0.02 537.8 ± 0.7 51.7 ± 0.1

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