Space Geodesy and Geomatics Laboratory at CCU

這是TWD67的大地基準，這個法規現在已經廢止。 資料來源： 全國法規資料庫

位置: N23°30’38.65″ E120°49’0.99″ 嘉義縣阿里山鄉 距離海岸: 67.411 公里 An very interesting article about the Pole of Inaccessibility (PIA) of Taiwan by Tyler Cottenie. The original article is at  台灣的難抵極 | tylercottenie . The PIA is actually marked by Tyler Cottenie as you can seen in the photo.

資料來源： NASA scientists with their board of calculations, 1961