Variable EPSG_9546`Const`

EPSG_9546: "+proj=longlat +ellps=GRS80 +no_defs +type=crs" = '+proj=longlat +ellps=GRS80 +no_defs +type=crs'

LTF2004(G)

CRS-GEOG3DCRS [9546]
Area: France and Italy - on or related to the rail route from Lyon to Turin.
Unit: degree (supplier to define representation)
Accuracy: null
BBOX: 45.89,4.65,44.87,7.88