Best track information for SIO 1998 199813 NONAME
      Date&time      longitude       latitude  Min SLP (hPa)   Vmax (knots)
     1998011706          40.60         -15.10            0.0           30.0
     1998011712          40.00         -15.60            0.0           30.0
     1998011718          38.90         -16.30            0.0           35.0
     1998011800          37.70         -16.80            0.0           35.0
     1998011806          36.70         -17.00            0.0           35.0
     1998011812          36.00         -17.20            0.0           30.0
     1998011818          35.80         -17.90            0.0           30.0
     1998011900          35.60         -18.60            0.0           30.0
     1998011906          35.30         -19.30            0.0           30.0
     1998011912          35.00         -20.10            0.0           35.0
     1998011918          35.00         -20.90            0.0           30.0
     1998012000          35.30         -21.70            0.0           30.0
     1998012006          35.70         -22.40            0.0           30.0
     1998012012          36.40         -22.90            0.0           35.0
     1998012018          37.20         -23.20            0.0           35.0
     1998012100          37.90         -23.60            0.0           35.0
     1998012106          38.60         -24.10            0.0           35.0
     1998012112          39.30         -24.70            0.0           35.0
     1998012118          40.40         -25.20            0.0           35.0
     1998012200          41.80         -26.00            0.0           35.0
     1998012206          42.80         -26.20            0.0           35.0
     1998012212          43.90         -26.20            0.0           35.0
     1998012218          45.00         -26.20            0.0           35.0
     1998012300          46.10         -26.30            0.0           30.0