Best track information for SIO 1998 199902 NONAME
      Date&time      longitude       latitude  Min SLP (hPa)   Vmax (knots)
     1998092712          83.80          -5.40            0.0           25.0
     1998092718          83.20          -5.40            0.0           25.0
     1998092800          82.70          -5.70            0.0           25.0
     1998092806          81.70          -6.20            0.0           25.0
     1998092812          80.70          -7.40            0.0           25.0
     1998092818          79.60          -8.00            0.0           25.0
     1998092900          79.00          -8.30            0.0           30.0
     1998092906          78.40          -8.60            0.0           35.0
     1998092912          77.90          -8.80            0.0           35.0
     1998092918          77.50          -9.00            0.0           35.0
     1998093000          77.00          -9.30            0.0           30.0
     1998093006          76.30          -9.70            0.0           30.0
     1998093012          75.30         -10.10            0.0           30.0
     1998093018          74.40         -10.60            0.0           30.0
     1998100100          73.40         -11.20            0.0           30.0
     1998100106          72.30         -12.10            0.0           35.0
     1998100112          71.40         -12.90            0.0           30.0
     1998100118          70.70         -14.00            0.0           30.0
     1998100200          70.20         -15.00            0.0           30.0
     1998100206          70.10         -15.40            0.0           30.0
     1998100212          70.00         -15.90            0.0           25.0
     1998100218          69.70         -16.20            0.0           20.0