Best track information for SIO 1999 199931 FREDERIC Date&time longitude latitude Min SLP (hPa) Vmax (knots) 1999032500 119.30 -11.90 0.0 15.0 1999032506 118.80 -12.00 0.0 15.0 1999032512 118.10 -12.10 0.0 20.0 1999032518 117.20 -12.30 0.0 20.0 1999032600 116.50 -12.80 0.0 25.0 1999032606 115.90 -13.20 0.0 25.0 1999032612 114.70 -13.60 0.0 25.0 1999032618 113.30 -13.80 0.0 30.0 1999032700 112.40 -13.80 0.0 30.0 1999032706 111.50 -14.00 0.0 30.0 1999032712 110.70 -14.30 0.0 30.0 1999032718 109.80 -14.70 0.0 35.0 1999032800 108.80 -14.90 0.0 40.0 1999032806 107.60 -15.20 0.0 40.0 1999032812 106.70 -15.30 0.0 45.0 1999032818 105.80 -15.50 0.0 55.0 1999032900 104.20 -15.70 0.0 65.0 1999032906 102.70 -16.10 0.0 75.0 1999032912 101.50 -16.60 0.0 80.0 1999032918 100.20 -16.90 0.0 100.0 1999033000 99.00 -17.00 0.0 115.0 1999033006 97.40 -17.10 0.0 115.0 1999033012 96.00 -17.10 0.0 115.0 1999033018 94.60 -17.30 0.0 125.0 1999033100 93.60 -17.30 0.0 125.0 1999033106 92.50 -17.40 0.0 125.0 1999033112 91.70 -17.60 0.0 140.0 1999033118 90.80 -17.50 0.0 140.0 1999040100 90.10 -17.60 0.0 135.0 1999040106 89.60 -17.60 0.0 125.0 1999040112 88.70 -17.90 0.0 125.0 1999040118 87.90 -18.20 0.0 115.0 1999040200 86.90 -18.20 0.0 100.0 1999040206 86.00 -18.20 0.0 80.0 1999040212 85.30 -18.30 0.0 65.0 1999040218 84.00 -18.40 0.0 75.0 1999040300 82.60 -18.20 0.0 65.0 1999040306 81.30 -17.90 0.0 65.0 1999040312 80.30 -17.90 0.0 60.0 1999040318 79.30 -18.00 0.0 60.0 1999040400 77.90 -18.10 0.0 55.0 1999040406 76.20 -18.30 0.0 55.0 1999040412 74.80 -18.50 0.0 50.0 1999040418 73.80 -18.70 0.0 50.0 1999040500 72.40 -18.90 0.0 55.0 1999040506 71.00 -19.00 0.0 55.0 1999040512 69.60 -18.80 0.0 45.0 1999040518 68.90 -18.60 0.0 40.0 1999040600 68.10 -18.50 0.0 40.0 1999040606 67.00 -18.70 0.0 35.0 1999040612 66.20 -18.80 0.0 35.0 1999040618 65.40 -18.90 0.0 30.0 1999040700 64.30 -19.20 0.0 30.0 1999040706 63.30 -19.50 0.0 30.0 1999040712 62.50 -19.70 0.0 30.0