REPERE GEODESIQUE HILAR-1
Benchmark detailed description
"Datum for AHD heights"
Benchmarks names by campaign and organism
| 01/03/1992 | 01/05/1993 | 01/06/1995 | 01/07/1998 | 01/11/1998 | 01/07/2001 | 01/09/2003 | 01/11/2005 | 01/11/2007 | 01/10/2009 | 01/03/2011 | 01/03/2014 |
| PSMSL | PSMSL | PSMSL | PSMSL | PSMSL | PSMSL | PSMSL | PSMSL | PSMSL | PSMSL | PSMSL | PSMSL |
| HZ879 | HZ879 | HZ879 | HZ879 | HZ879 | HZ879 | HZ879 | HZ879 | HZ879 | HZ879 | HZ879 | HZ879 |
