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Table 2: Vector displacement error (km) for the cyclone Gonu with different initial conditions
Initial time of model
00 hr
12 hr
24 hr
36 hr
48 hr
integration
CNTL
DA
CNTL
DA
CNTL
DA
CNTL
DA
CNTL
DA
Gonu-1 (0200)
100.0
65.0
95.0
55.0
88.5
64.3
128.1
72.2
142.0
77.5
Gonu-2 (0212)
60.8
55.0
70.0
50.5
88.3
66.0
124.2
127.5
272.3
144.0
Gonu-3 (0300)
32.0
25.0
65.4
54.0
140.7
95.0
188.0
135.2
225.0
175.4
Gonu-4 (0312)
59.1
55.0
102.3
72.0
168.0
95.8
202.4
124.8
325.4
196.8
Gonu-5 (0400)
50.1
24.4
84.1
61.1
125.1
79.5
223.6
102.5
371.0
155.0
Mean error
60.4
44.8
83.4
58.5
122
80
173.3
112
267
149.7
% of Imp
26
30
34
35
44
 
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