Best track information for NWP 1998 199808 STELLA
      Date&time      longitude       latitude  Min SLP (hPa)   Vmax (knots)
     1998091000         149.60          17.00            0.0           25.0
     1998091006         149.10          16.90            0.0           25.0
     1998091012         148.40          16.80            0.0           20.0
     1998091018         147.90          16.80            0.0           20.0
     1998091100         147.30          16.80            0.0           20.0
     1998091106         146.70          16.80            0.0           20.0
     1998091112         146.00          17.00            0.0           20.0
     1998091118         145.50          17.30            0.0           20.0
     1998091200         145.10          17.70            0.0           25.0
     1998091206         144.60          18.40            0.0           25.0
     1998091212         144.10          19.20            0.0           25.0
     1998091218         143.20          20.10            0.0           30.0
     1998091300         142.30          21.00            0.0           30.0
     1998091306         141.50          21.90            0.0           35.0
     1998091312         140.90          22.50            0.0           45.0
     1998091318         140.40          23.10            0.0           45.0
     1998091400         139.50          23.90            0.0           55.0
     1998091406         138.70          24.90            0.0           55.0
     1998091412         137.90          25.80            0.0           60.0
     1998091418         137.10          26.80            0.0           65.0
     1998091500         136.40          28.10            0.0           65.0
     1998091506         136.30          30.00            0.0           65.0
     1998091512         136.90          32.10            0.0           65.0
     1998091518         138.30          34.10            0.0           65.0
     1998091600         139.60          36.30            0.0           65.0
     1998091606         141.80          39.80            0.0           60.0
     1998091612         146.50          43.60            0.0           60.0
     1998091618         154.00          46.00            0.0           60.0