Location: 37.34670,-121.63000 37:20:48, -121:37:48 10S 621345 4134214 (76 km SE of Oakland). AreaCode: DM71/DG43
This peak is #45 in Prominence List for California .Copernicus Peak is located east of San Jose in the San Diablo Mountains. The Lick Observatory with telescopes and buildings is located just west of the summit. A road traverses the massif.