Tropical Cyclone Hanitra/Leon
● Data reliability: ReliableWeather satellites monitored it throughout, so its track and intensity are relatively accurate (Atlantic and E. Pacific since 1966, other basins since 1980).
Hanitra/Leon at 1989-02-13 14:00:00 (BeijingTime) 在South Indian Ocean首次被记录, peak intensity 为Super Tropical Cyclone , max wind 约 64.3 m/s (1 分钟平均) , minimum central pressure 954 hPa, at 1989-03-01 14:00:00前后结束, total 记录 65 track points (6 h一个) .
| Time (BeijingTime) | Position | Category (local) | wind speed m/s | Pressure hPa |
|---|
| 1989-02-13 14:00 | -12.0°S, 102.0°E | Tropical Depression | 11.3 | 1008 |
| 1989-02-14 08:00 | -12.5°S, 100.1°E | Tropical Depression | 10.3 | 1006 |
| 1989-02-15 02:00 | -12.4°S, 100.1°E | Tropical Depression | 10.3 | 1006 |
| 1989-02-15 20:00 | -12.7°S, 100.6°E | Tropical Depression | 10.3 | 1006 |
| 1989-02-16 14:00 | -13.3°S, 100.8°E | Tropical Depression | 12.9 | 1004 |
| 1989-02-17 08:00 | -13.6°S, 99.2°E | Tropical Depression | 15.4 | 1004 |
| 1989-02-18 02:00 | -13.7°S, 96.8°E | Tropical Depression | 18 | 999 |
| 1989-02-18 20:00 | -13.1°S, 93.7°E | Category 2 Tropical Cyclone | 28.3 | 993 |
| 1989-02-19 14:00 | -12.8°S, 90.2°E | Category 1 Tropical Cyclone | 23.1 | 989 |
| 1989-02-20 08:00 | -12.7°S, 86.8°E | Tropical Cyclone | 38.6 | - |
| 1989-02-21 02:00 | -12.8°S, 84.8°E | Severe Tropical Cyclone | 59.2 | - |
| 1989-02-21 20:00 | -13.0°S, 83.3°E | Severe Tropical Cyclone | 59.2 | - |
| 1989-02-22 14:00 | -13.5°S, 82.5°E | Severe Tropical Cyclone | 61.7 | - |
| 1989-02-23 08:00 | -14.7°S, 81.7°E | Super Tropical Cyclone | 64.3 | - |
| 1989-02-24 02:00 | -16.0°S, 80.2°E | Severe Tropical Cyclone | 61.7 | - |
| 1989-02-24 20:00 | -17.0°S, 78.1°E | Severe Tropical Cyclone | 56.6 | 966 |
| 1989-02-25 14:00 | -18.5°S, 76.1°E | Severe Tropical Cyclone | 51.4 | 954 |
| 1989-02-26 08:00 | -20.5°S, 74.1°E | Tropical Cyclone | 41.2 | 954 |
| 1989-02-27 02:00 | -23.6°S, 72.2°E | Tropical Cyclone | 36 | 976 |
| 1989-02-27 20:00 | -27.9°S, 71.2°E | Severe Tropical Storm | 28.3 | 984 |
| 1989-02-28 14:00 | -31.6°S, 72.2°E | Tropical Depression | 18 | 991 |
| 1989-03-01 08:00 | -33.1°S, 73.9°E | Tropical Disturbance | 12.9 | - |
| 1989-03-01 14:00 | -33.9°S, 74.5°E | Tropical Disturbance | 12.9 | - |
Data sources: NOAA National Centers for Environmental Information IBTrACS v04r01 (Knapp et al., 2010), code 1989044S12102 / SH111989. This basin has no official Chinese name, so the original English name is used. Intensity categories follow the classifications of the local agency in the region, converted from 1-minute sustained winds using the WMO factor, and are for reference only. Data notes · Incorrect translation?
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