Benchmark - LON1-84
| Benchmark Number | LON1-84 |
|---|---|
| Established In | 1984 |
| Condition | GOOD |
| Latitude | 51.416186 |
| Longitude | -57.152428 |
| Reference Benchmark | No |
| Vertical Datum Code | UNKNOWN |
| Type | PERMANENT_MARKER |
| Setting | HORIZONTAL |
| Description | CHS zinc tablet stamped LON 1-1984, set vertically in the concrete rampart leading to the northeasternmost wharf. It is located 1.19 m from the first lamppost, 19.5 m from the beginning of the rampart and 23.2 m from the south corner of the white shed northeast of the northeastmost wharf. |
| Date | Elevation | Status | Vertical Datum Code |
|---|---|---|---|
| 2010-06-09 | 3.897 | ACTIVE | CD |