Light curve of C/2014 Q2 (Lovejoy)

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Time
Time from peri
Log R
R
 Magnitude
m-5logD
Coma
Coma (linear)
Condensation
Mean values in days
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Comet
Comet; Fixed coefficient for logr:
Asteroid
Asteroid; Fixed coefficient G:

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m= 4.7 + 5logd + 3logr    [ 0 , 60 ]
m= 3 + 5logd + 25logr    [ -inf , 0 ]
m= 4.5 + 5logd + 5logr    [ 60 , 120 ]
m= 3.2 + 5logd + 10logr    [ 120 , inf ]