public void setRegionArgs(QueryArgs queryArgs, CoordinateRadius region) {
Coordinates coords = region.getCenterPosition();
String equinoxStr = (String) queryArgs.getParamValue(EQUINOX);
double equinox = _getEquinox(queryArgs);
WorldCoords pos = (WorldCoords) coords;
String[] radec = pos.format(equinox);
queryArgs.setParamValue(RA, radec[0]);
queryArgs.setParamValue(DEC, radec[1]);
queryArgs.setParamValue(EQUINOX, equinoxStr);
queryArgs.setParamValue(RADIUS, region.getMaxRadius());
queryArgs.setParamValue(MIN_RADIUS, region.getMinRadius());