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Table 5

Estimation of heliocentric distance, temperature, and heating rate of comet 67P/Churyumov-Gerasimenko during its orbit, as calculated using orbital parameters provided online by the Jet Propulsion Laboratory (NASA) and Eq. (5).

Date rh (UA) T (K) Heating rate (K/min)

01-07-2014 3.80 141.0 6.7 × 10-5
01-08-2014 3.63 144.0 (~3.0 K/month)

01-07-2015 1.35 236.7 2.0 × 10-4
01-08-2015 1.25 245.7 (~0.3 K/day)

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