This data may have been contaminated a little with ice bergs/islands/aircraft-attitude.

FILE 0
11.53	5.72	3.00	9.65	17.60
63170	54373	0	58848	903
FILE 1
11.52	5.71	3.00	9.65	17.63
63160	54354	0	58844	822
FILE 2
11.49	5.65	3.00	9.59	17.58
62865	53963	0	58484	724
FILE 3
11.57	5.76	3.00	9.68	17.62
63896	54742	0	58491	108