1971 Best Track data for TYPHOON-4 21

Date: 10-17 AUG 1971
TYPHOON-4 21 21
ADV   LAT    LON     TIME     WIND  PR  STAT
  1  14.60   142.20 08/10/00Z  45    - TROPICAL STORM
  2  15.10   141.30 08/10/06Z  60    - TROPICAL STORM
  3  15.50   140.50 08/10/12Z  65    - TYPHOON-1
  4  15.90   139.70 08/10/18Z  70    - TYPHOON-1
  5  16.50   138.30 08/11/00Z  65    - TYPHOON-1
  6  17.10   136.80 08/11/06Z  55    - TROPICAL STORM
  7  16.80   135.30 08/11/12Z  60    - TROPICAL STORM
  8  16.80   133.80 08/11/18Z  65    - TYPHOON-1
  9  17.10   132.30 08/12/00Z  70    - TYPHOON-1
 10  17.50   130.90 08/12/06Z  80    - TYPHOON-1
 11  17.60   129.40 08/12/12Z  90    - TYPHOON-2
 12  17.70   127.90 08/12/18Z  95    - TYPHOON-2
 13  17.70   126.30 08/13/00Z 100    - TYPHOON-3
 14  17.70   124.90 08/13/06Z 105    - TYPHOON-3
 15  17.60   123.40 08/13/12Z 110    - TYPHOON-3
 16  17.40   122.00 08/13/18Z  95    - TYPHOON-2
 17  17.40   120.70 08/14/00Z  80    - TYPHOON-1
 18  17.50   119.50 08/14/06Z  70    - TYPHOON-1
 19  17.70   118.40 08/14/12Z  75    - TYPHOON-1
 20  17.90   117.30 08/14/18Z  80    - TYPHOON-1
 21  18.30   116.20 08/15/00Z  85    - TYPHOON-2
 22  18.60   115.60 08/15/06Z 100    - TYPHOON-3
 23  19.10   115.00 08/15/12Z 105    - TYPHOON-3
 24  19.50   114.50 08/15/18Z 115    - TYPHOON-4
 25  20.00   114.30 08/16/00Z 120    - TYPHOON-4
 26  20.60   114.00 08/16/06Z 115    - TYPHOON-4
 27  21.40   114.00 08/16/12Z 110    - TYPHOON-3
 28  22.30   113.90 08/16/18Z  90    - TYPHOON-2
 29  23.10   113.40 08/17/00Z  35    - TROPICAL STORM