Table 1.

Parameters of three exponential fits. Time is in days, starting on January 20, 2020.

Interval	$t_1$	$t_2$	$t_0$	τ	σ
I	1	8	$-6.4$	2.9	0.079
II	10	25	$-32.7$	7.8	0.060
III	54	75	$-19.6$	8.5	0.021