Variable EPSG_31981`Const`

EPSG_31981: "+proj=utm +zone=21 +south +ellps=GRS80 +towgs84=0,0,0,0,0,0,0 +units=m +no_defs +type=crs" = '+proj=utm +zone=21 +south +ellps=GRS80 +towgs84=0,0,0,0,0,0,0 +units=m +no_defs +type=crs'

SIRGAS 2000 / UTM zone 21S

CRS-PROJCRS [31981]
Area: Brazil - between 60°W and 54°W, northern and southern hemispheres. In remainder of South America - between 60°W and 54°W, southern hemisphere, onshore and offshore.
Unit: metre
Accuracy: 1
BBOX: 4.51,-60,-44.82,-54