Table 1. The “optimal” values of parameters (a, c) and their mean after data assimilation.

No.	Typhoon	a	c
1	Chanchu	0.00212	2.787
2	Prapiroon	0.00188	3.146
3	Durian	0.00231	2.593
4	Lekima	0.00226	2.839
5	Neoguri	0.00241	2.495
6	Nuri	0.00236	2.376
7	Hagupit	0.00210	3.003
8	Nangka	0.00240	2.503
9	Koppu	0.00176	3.287
10	Ketsana	0.00188	2.945
	Mean	0.00215	2.797