Data
- Obtaining
- Supplying
- High-Frequency
- Bottom Pressure Records
- Other Long Records
- GLOSS/ODINAFRICA Calibration Data
Other Links
Revised Local Reference (RLR) Diagram for LERWICK
Station ID: 830
If the image above appears blurry, or you would like to see a larger image, please view the full-sized image of the RLR diagram.
Datum information
Add 6.036m to data values 1957-1964 to refer to RLR
Add 6.950m to data values 1965-1979 to refer to RLR
Add 5.730m to data values 1980 onwards to refer to RLR
RLR is 10.300m below primary benchmark HU 4783 4129
Ellipsoidal information from SONEL (explanation)
| RLR Height above ellipsoid: | 42.340 ± 0.007 m |
| Vertical Land Movement Rate: | 0.46 ± 0.28 mm/yr |
| Epoch: | 2013.9958 |
| GNSS Solution: | ULR6b |
| GNSS Site Used: | LWTG |
| GNSS Availability: | 2005-08-19 to 2015-02-16 |
