Index: trunk/psModules/src/concepts/pmConcepts.c
===================================================================
--- trunk/psModules/src/concepts/pmConcepts.c	(revision 19669)
+++ trunk/psModules/src/concepts/pmConcepts.c	(revision 19688)
@@ -544,4 +544,7 @@
         conceptRegisterF64("FPA.RA", "Right Ascension of boresight", p_pmConceptParse_FPA_Coords, p_pmConceptFormat_FPA_Coords, false, PM_FPA_LEVEL_FPA);
         conceptRegisterF64("FPA.DEC", "Declination of boresight", p_pmConceptParse_FPA_Coords, p_pmConceptFormat_FPA_Coords, false, PM_FPA_LEVEL_FPA);
+        conceptRegisterF64("FPA.LONGITUDE", "West longitude of observatory", p_pmConceptParse_FPA_Coords, p_pmConceptFormat_FPA_Coords, false, PM_FPA_LEVEL_FPA);
+        conceptRegisterF64("FPA.LATITUDE", "Latitude of observatory", p_pmConceptParse_FPA_Coords, p_pmConceptFormat_FPA_Coords, false, PM_FPA_LEVEL_FPA);
+        conceptRegisterF32("FPA.ELEVATION", "Elevation of observatory (metres)", NULL, NULL, false, PM_FPA_LEVEL_FPA);
         conceptRegisterStr("FPA.OBSTYPE", "Type of observation", NULL, NULL, false, PM_FPA_LEVEL_FPA);
         conceptRegisterStr("FPA.OBJECT", "Object of observation", NULL, NULL, false, PM_FPA_LEVEL_FPA);