Noon Summary Log
| Day: | 591 |
| Date: | 4th January 1988 |
| Latitude: | 4° 47.1′ S |
| Longitude: | 30° 26′ W |
| Water Temperature: | 27.5°C |
| Wind @ Noon: | 20-25 SSE |
| Max Wind /24 hours: | 20-25 SSE |
| Min Wind /24 hours: | 15 SE |
| Cloud Cover | 5/8 |
| Cabin Temperature: | 30.5°C |
| Outside Temperature: | 29.1°C |
| Barometer: | 1010 |
| Ships Seen: | 1 |
Source: CUL00045/16