rwy.length = runway->lengthM();
geo_direct_wgs_84 ( aptElev, runway->latitude(), runway->longitude(), other_way,
rwy.length / 2.0 - 25.0, &tshlat, &tshlon, &tshr );
rwy.length = runway->lengthM();
geo_direct_wgs_84 ( aptElev, runway->latitude(), runway->longitude(), other_way,
rwy.length / 2.0 - 25.0, &tshlat, &tshlon, &tshr );