Checking and validation of BATOS data on board FASTEX ships: the AEGIR: comparison of wind measurements

Checking and validation of BATOS data on board FASTEX ships

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date	hour	Ddbatos	Ddobs	difference
7/1	12:00	100	140	-40
9/1	9:00	260	220	40
10/1	6:00	280	240	40
10/1	15:00	250	290	-40
11/1	3:00	200	240	-40
14/1	15:00	230	0	230
16/1	6:00	160	0	160
16/1	9:00	160	280	-120
18/1	9:00	110	0	110
20/1	15:00	230	190	40
22/1	3:00	140	0	140
22/1	6:00	170	210	-40
4/2	18:00	290	0	290
5/2	9:00	200	240	-40
8/2	6:00	260	220	40
10/2	0:00	220	270	-50
10/2	3:00	110	0	110
10/2	9:00	200	110	90
14/2	0:00	290	0	290

The following table shows differences between BATOS wind Speed  (Ffbatos) and 'operator' wind speed  (Ffobs) greater than 4m/s (absolute value).

date	hour	Ffbatos	Ffobs	difference
7/1	0:00	14.4	19.5	-5.1
8/1	21:00	21.0	25.7	-4.7
9/1	0:00	23.1	30.9	-7.8
9/1	3:00	26.2	36.0	-9.8
9/1	6:00	20.0	30.9	-10.9
12/1	12:00	16.4	20.6	-4.2
12/1	18:00	10.8	15.4	-4.6
13/1	3:00	19.5	24.7	-5.2
13/1	12:00	17.4	23.2	-5.8
13/1	18:00	18.0	23.2	-5.2
18/1	0:00	6.1	10.3	-4.2
20/1	9:00	15.9	20.6	-4.7
21/1	3:00	13.3	19.5	-6.2
21/1	9:00	9.2	13.4	-4.2
21/1	12:00	8.7	13.4	-4.7
22/1	0:00	3.6	7.7	-4.1
23/1	6:00	20.5	25.7	-5.2
30/1	3:00	9.7	14.4	-4.7
5/2	9:00	6.1	10.3	-4.2
8/2	3:00	13.8	19.5	-5.7
9/2	0:00	11.3	15.4	-4.1
9/2	6:00	16.4	23.2	-6.8
9/2	12:00	18.0	23.2	-5.2
9/2	15:00	18.0	24.2	-6.2
13/2	9:00	24.7	30.9	-6.2
13/2	12:00	26.8	33.4	-6.6
13/2	15:00	19.5	24.7	-5.2
14/2	12:00	21.1	28.3	-7.2
14/2	21:00	23.2	36.0	-12.8
15/2	3:00	26.2	33.4	-7.2
15/2	6:00	24.7	30.9	-6.2
15/2	9:00	22.6	30.9	-8.3
15/2	12:00	20.6	25.7	-5.1
16/2	18:00	12.9	18.0	-5.1
17/2	3:00	17.5	21.6	-4.1
17/2	12:00	19.5	25.7	-6.2
17/2	15:00	23.2	27.8	-4.6
17/2	21:00	22.6	28.3	-5.7
18/2	0:00	18.5	22.6	-4.1
19/2	15:00	21.6	25.7	-4.1
20/2	15:00	17.0	22.6	-5.6
20/2	18:00	17.5	21.6	-4.1
21/2	12:00	8.7	12.9	-4.2
21/2	21:00	16.5	20.6	-4.1
22/2	0:00	16.5	21.6	-5.1
22/2	6:00	18.5	24.7	-6.2

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Updated: 22 April 1999