1973North Indian Ocean未命名气旋
● Data reliability: Generally reliable——Aircraft entered typhoons for in situ measurements, but satellites were not yet widespread: tracks are generally accurate, while intensities may be biased, with weaker cyclones potentially going unrecorded from 1950 until the advent of satellite coverage.
未命名 at 1973-10-06 20:00:00 (BeijingTime) 在North Indian Ocean首次被记录, peak intensity 为The Cyclone Storm, max wind 约 20.6 m/s (1 分钟平均) , at 1973-10-12 20:00:00前后结束, total 记录 25 track points (6 h一个) . 曾Landfall或贴近land.
| Time (BeijingTime) | Position | Category (local) | wind speed m/s | Pressure hPa |
|---|
| 1973-10-06 20:00 | 12.0°N, 90.0°E | Tropical Cyclone | - | - |
| 1973-10-07 08:00 | 12.4°N, 89.5°E | Tropical Cyclone | - | - |
| 1973-10-07 20:00 | 12.7°N, 88.9°E | Tropical Cyclone | - | - |
| 1973-10-08 08:00 | 12.9°N, 88.4°E | Tropical Cyclone | - | - |
| 1973-10-08 20:00 | 13.5°N, 87.9°E | Deep Depression | 18 | - |
| 1973-10-09 08:00 | 14.4°N, 87.4°E | Deep Depression | 18 | - |
| 1973-10-09 20:00 | 15.0°N, 87.3°E | The Cyclone Storm | 20.6 | - |
| 1973-10-10 08:00 | 15.8°N, 87.2°E | The Cyclone Storm | 20.6 | - |
| 1973-10-10 20:00 | 17.1°N, 87.2°E | The Cyclone Storm | 20.6 | - |
| 1973-10-11 08:00 | 18.3°N, 87.2°E | Deep Depression | 18 | - |
| 1973-10-11 20:00 | 20.6°N, 87.1°E | Deep Depression | 15.4 | - |
| 1973-10-12 08:00 | 22.7°N, 86.0°E | Tropical Cyclone | - | - |
| 1973-10-12 20:00 | 25.4°N, 85.1°E | Tropical Cyclone | - | - |
Data sources: NOAA National Centers for Environmental Information IBTrACS v04r01 (Knapp et al., 2010), code 1973280N12090 / IO101973. This basin has no official Chinese name, so the original English name is used. Intensity is classified according to the local agency in the basin, converted from 1-minute sustained wind using the WMO factor, for reference only. Data notes · Incorrect translation?
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