======================================================= ddata/aqmag/t1596.dat Number of records in file: 4258 Record 1: 1976 7 18 -- 5:02:36 ships' heading = 130.47 (degrees) ship's speed = 6.11 (knots) observed magnetics = 53237.0 (gammas) 2nd observed magnetics = 53244.0 (gammas) gradient = 38.46154 separation distance = 0.00 (meters) Record 4258: 1976 8 4 -- 4:09:00 ships' heading = -63.00 (degrees) ship's speed = 4.68 (knots) observed magnetics = 54363.4 (gammas) 2nd observed magnetics = 55956.9 (gammas) gradient = 10483.55000 separation distance = 0.00 (meters) Min/Max observed magnetics (gammas): 51400.0 54392.5 Min/Max 2nd observed magnetics (gammas): 51402.0 1666665.0 Min/Max gradient (zero values ignored): -507.40140 10619120.00000