Noon Summary Log
| Day: | 456 |
| Date: | 23rd August 1987 |
| Latitude: | 34° 26.7′ S |
| Longitude: | 75° 18′ E |
| Water Temperature: | 15.5°C |
| Wind @ Noon: | CALM |
| Max Wind /24 hours: | 10 SE |
| Min Wind /24 hours: | CALM |
| Cloud Cover | 4/8 |
| Cabin Temperature: | 18.5°C |
| Outside Temperature: | 16.5°C |
| Barometer: | 1027 |
Source: CUL00045/12