T1O1P3O1C3E1N1T1R1I1C3
17 points
TOPOCENTRIC is validvalid
relating to, measured from, or as if observed from a particular point on the earth's surface
relating to, measured from, or as if observed from a particular point on the earth's surface
relating to, measured from, or as if observed from a particular point on the earth's surface
relating to, measured from, or as if observed from a particular point on the earth's surface