Best track information for NWP 1999 199903 JACOB
      Date&time      longitude       latitude  Min SLP (hPa)   Vmax (knots)
     1999040518         135.80           9.80            0.0           20.0
     1999040600         134.80          10.30            0.0           20.0
     1999040606         133.90          10.80            0.0           25.0
     1999040612         133.20          11.30            0.0           25.0
     1999040618         133.10          12.00            0.0           25.0
     1999040700         133.00          12.60            0.0           25.0
     1999040706         132.80          12.80            0.0           30.0
     1999040712         132.50          12.90            0.0           30.0
     1999040718         132.40          12.80            0.0           30.0
     1999040800         131.60          12.50            0.0           30.0
     1999040806         130.80          12.40            0.0           30.0
     1999040812         129.60          12.40            0.0           30.0
     1999040818         128.40          12.60            0.0           35.0
     1999040900         126.60          13.10            0.0           30.0
     1999040906         125.60          13.10            0.0           30.0
     1999040912         124.60          13.20            0.0           30.0
     1999040918         123.80          13.50            0.0           25.0
     1999041000         123.30          13.90            0.0           20.0