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Table 4

Initial parameters of the comet nucleus.

Parameter Name Unity Value

a Semimajor axis AU 3.511
e Eccentricity 0.632
R Radius km 2a
P Rotational period h 12.3a
θ Latitude on nucleus surface degree ° 0
T Initial temperature K 30
ϵ Infrared surface emissivity 1
A l Bolometric Bond’s albedo 0.05
Ψi Initial porosity % 70
τ Tortuosity a,b
r p Average pore radius m 10-4
β power law size distribution of dust grains −3.5c
J dust dust/ice mass ratio 1
J x Volatile x/H2O molar ratio %
Initial H2O ice structure in the model crystalline amorphous clathrate mixed
J CO condensed || trapped amorphous | clathrate 14||0|0 11||3|0 1||0|13 8.6||4.33|1
J CO2 condensed || trapped amorphous | clathrate 5||0|0 2||3|0 2||0|0 4||1|0
J CH4 condensed || trapped amorphous | clathrate 2||0|0 1.2||0.8|0 1.2||0|1.66 1.2||0.3|0.3
J H2S condensed || trapped amorphous | clathrate 2||0|0 0.8||1.2|0 1||0|1.83 1||0.4|0.6



Kossacki & Szutowicz (2006),


Carman (1956), Mekler et al. (1990),


McDonnell et al. (1986), Huebner et al. (2006).

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