Tropical Cyclone Helinda/Pancho
● 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).
Helinda/Pancho at 1997-01-13 14:00:00 (BeijingTime) 在South Indian Ocean首次被记录, peak intensity 为Category 5 Tropical Cyclone , max wind 约 64.3 m/s (1 分钟平均) , minimum central pressure 915 hPa, at 1997-02-14 20:00:00前后结束, total 记录 130 track points (6 h一个) .
| Time (BeijingTime) | Position | Category (local) | wind speed m/s | Pressure hPa |
|---|
| 1997-01-13 14:00 | -8.3°S, 100.5°E | Tropical Depression | 7.7 | - |
| 1997-01-15 02:00 | -10.2°S, 98.8°E | Tropical Depression | 7.7 | - |
| 1997-01-16 14:00 | -11.7°S, 98.3°E | Tropical Depression | 12.9 | - |
| 1997-01-18 02:00 | -10.4°S, 97.3°E | Tropical Depression | 12.9 | - |
| 1997-01-19 14:00 | -9.3°S, 96.1°E | Tropical Depression | 12.9 | 1004 |
| 1997-01-21 02:00 | -10.9°S, 96.1°E | Category 2 Tropical Cyclone | 33.4 | 968 |
| 1997-01-22 14:00 | -13.0°S, 91.2°E | Category 5 Tropical Cyclone | 64.3 | 928 |
| 1997-01-24 02:00 | -13.7°S, 89.8°E | Severe Tropical Cyclone | 56.6 | 955 |
| 1997-01-25 14:00 | -14.3°S, 90.6°E | Category 2 Tropical Cyclone | 33.4 | - |
| 1997-01-27 02:00 | -13.7°S, 90.5°E | Category 2 Tropical Cyclone | 33.4 | 998 |
| 1997-01-28 14:00 | -10.1°S, 91.6°E | Category 1 Tropical Cyclone | 23.1 | 985 |
| 1997-01-30 02:00 | -12.8°S, 93.0°E | Category 1 Tropical Cyclone | 23.1 | 975 |
| 1997-01-31 14:00 | -15.2°S, 88.6°E | Severe Tropical Storm | 28.3 | 980 |
| 1997-02-02 02:00 | -15.4°S, 85.2°E | Severe Tropical Cyclone | 56.6 | 945 |
| 1997-02-03 14:00 | -17.5°S, 85.8°E | Tropical Cyclone | 48.9 | 975 |
| 1997-02-05 02:00 | -19.1°S, 85.8°E | Moderate Tropical Storm | 23.1 | 995 |
| 1997-02-06 14:00 | -20.6°S, 81.1°E | Tropical Disturbance | 15.4 | 1004 |
| 1997-02-08 02:00 | -18.7°S, 74.1°E | Tropical Disturbance | 12.9 | - |
| 1997-02-09 14:00 | -15.0°S, 66.8°E | Tropical Disturbance | 10.3 | - |
| 1997-02-11 02:00 | -12.8°S, 60.1°E | Tropical Disturbance | 10.3 | - |
| 1997-02-12 14:00 | -13.4°S, 56.6°E | Tropical Disturbance | 7.7 | - |
| 1997-02-14 02:00 | -13.9°S, 54.5°E | Tropical Disturbance | 7.7 | - |
| 1997-02-14 20:00 | -13.9°S, 53.9°E | Tropical Disturbance | 7.7 | - |
Data sources: NOAA National Centers for Environmental Information IBTrACS v04r01 (Knapp et al., 2010), code 1997013S08101 / SH191997. There is no official Chinese name for this storm, so the English name is shown. Intensity categories follow the local agency classification for the basin, converted from 1-min sustained wind using the WMO factor, for reference only. Data notes · Incorrect translation?
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