Found 2 places
Latitude: 20.0195 (20°1′10″N), Longitude: -155.6721 (155°40′20″W)
Address: 65-1120 Mamalahoa Hwy, Kamuela, HI 96743
Latitude: 20.0244 (20°1′28″N), Longitude: -155.6653 (155°39′55″W)
Site: keckobservatory.org