The Offset Position Prediction of Light Buoy Based on Grey Optimization Multiplicative Seasonal Model

Table 1

The longitude, latitude, and offset distance of light buoy.

Time	Longitude (°)	Latitude (°)	Offset distance (m)	Situation	Remark
2019/04/02 01:04	119.04501667	24.91475000	63.68687809	Normal
2019/04/02 02:04	119.04505000	24.91473333	61.54364507	Normal
2019/04/02 03:04	119.04508333	24.91475000	57.69710760	Normal
2019/04/02 04:04	119.04513333	24.91490000	46.84148005	Normal
2019/04/02 05:04	119.04511667	24.91501667	47.22362814	Normal
2019/04/02 06:04	119.04518333	24.91500000	40.44634865	Normal
2019/04/02 07:04	119.04505000	24.91508333	54.71934281	Normal
2019/04/02 07:04	119.04505000	24.91508333	54.71934281	Redundancy	Delete
2019/04/02 08:04	119.04498333	24.91485000	62.92198792	Normal
2019/04/02 09:04	119.04500000	24.91483333	61.82829896	Normal
2019/04/02 10:04	119.04503333	24.91476667	61.36911385	Normal
2019/04/02 11:04	119.04501667	24.91476667	62.89989956	Normal
2019/04/02 12:04	119.04500000	24.91473333	66.01921279	Normal
2019/04/02 13:04	119.04503333	24.91476667	61.36911385	Normal
2019/04/02 14:04	119.04505000	24.91478333	59.06615569	Normal
2019/04/02 15:04	119.04508333	24.91485000	53.23891138	Normal
2019/04/02 16:04	119.04511667	24.91495000	47.51365207	Normal
2019/04/02 17:04	119.04513333	24.91505000	45.84091402	Normal
2019/04/02 18:04	119.04510000	24.91508333	49.74355859	Normal
2019/04/02 19:04	119.04510000	24.91500000	48.87296623	Normal
2019/04/02 20:04	119.04501667	24.91498333	57.32956178	Normal
2019/04/02 21:04				Data missing
2019/04/02 21:04	119.04497500	24.91493333	61.95851997		Supplemented data
2019/04/02 22:04	119.04493333	24.91488333	66.99531478	Normal
2019/04/02 23:04	119.04501667	24.91481667	60.81784547	Normal
2019/04/02 24:04	119.04503333	24.91476667	61.36911385	Normal