基于FY-3 MWRI数据的北极海冰密集度反演研究

吴展开, 王星东, 王峰

Inversion of Arctic sea ice concentration based on FY-3 MWRI data

Zhankai WU, Xingdong WANG, Feng WANG

表2 三种算法下日平均海冰面积和海冰密集度

Table 2 Daily sea ice area and sea ice concentration resulted from three algorithms

日期（年-月-日）	海冰面积/10⁶ km²			海冰密集度			FY-3与不莱梅海冰面积同比差值/%	FY-3与NSIDC海冰面积同比差值/%
日期（年-月-日）	FY-3	不莱梅	NSIDC	FY-3	不莱梅	NSIDC	FY-3与不莱梅海冰面积同比差值/%	FY-3与NSIDC海冰面积同比差值/%
2016-01-01	11.215	11.493	11.191	0.926	0.927	0.855	-2.480	0.210
2016-01-02	11.285	11.470	11.243	0.923	0.927	0.851	-1.641	0.369
2016-01-03	11.318	11.454	11.205	0.922	0.927	0.853	-1.195	1.000
2016-01-04	11.454	11.487	11.243	0.916	0.929	0.855	-0.281	1.843
2016-01-05	11.499	11.394	11.262	0.912	0.924	0.852	0.912	2.060
2016-01-06	11.472	11.455	11.342	0.914	0.921	0.847	0.148	1.130
2016-01-07	11.592	11.598	11.421	0.919	0.923	0.848	-0.054	1.470
2016-01-08	11.712	11.704	11.558	0.925	0.927	0.856	0.068	1.313
2016-01-09	11.723	11.867	11.729	0.912	0.931	0.862	-1.226	-0.057
2016-01-10	11.810	12.049	11.868	0.913	0.930	0.860	-2.025	-0.495
2016-01-11	11.905	12.051	11.890	0.912	0.929	0.856	-1.226	0.128
2016-01-12	11.916	12.108	11.819	0.915	0.931	0.857	-1.608	0.818
2016-01-13	12.004	12.128	11.878	0.924	0.928	0.850	-1.033	1.055
2016-01-14	12.048	12.206	11.894	0.913	0.934	0.857	-1.310	1.280
2016-01-15	12.054	12.179	11.929	0.919	0.932	0.858	-1.033	1.034
2016-01-16	12.011	12.219	12.016	0.923	0.932	0.859	-1.729	-0.045
2016-01-17	12.012	12.311	12.065	0.919	0.934	0.863	-2.488	-0.443
2016-01-18	12.020	12.219	12.100	0.914	0.931	0.861	-1.652	-0.666
2016-01-19	11.921	12.157	12.089	0.914	0.927	0.862	-1.987	-1.410
2016-01-20	12.010	12.203	12.121	0.910	0.925	0.862	-1.606	-0.928
2016-01-21	12.054	12.233	12.177	0.908	0.927	0.862	-1.484	-1.021
2016-01-22	12.061	12.244	12.197	0.913	0.926	0.864	-1.520	-1.131
2016-01-23	12.084	12.279	12.200	0.920	0.929	0.866	-1.617	-0.960
2016-01-24	12.098	12.376	12.169	0.918	0.925	0.859	-2.297	-0.581
2016-01-25	12.091	12.466	12.148	0.918	0.928	0.857	-3.100	-0.470
2016-01-26	12.125	12.501	12.178	0.913	0.927	0.850	-3.097	-0.434
2016-01-27	12.146	12.515	12.210	0.915	0.932	0.854	-3.036	-0.526
2016-01-28	12.181	12.467	12.227	0.910	0.927	0.854	-2.349	-0.383
2016-01-29	12.235	12.451	12.264	0.917	0.924	0.850	-1.768	-0.239
2016-01-30	12.331	12.525	12.309	0.915	0.926	0.854	-1.575	0.177
2016-01-31	12.303	12.507	12.298	0.911	0.926	0.855	-1.659	0.039
平均值	11.894	12.075	11.749	0.916	0.928	0.856	-1.521	1.219
极大值	12.331	12.525	12.309	0.926	0.934	0.866	-1.573	0.178