leg site hole core section top interval depth(cm) bottom interval depth(cm) top of core depth(m) sample midpoint depth(m) repeat column coring device code analyst location data source exponent nrm intensity exponent afd intensity exponent sus intensity nrm intensity nrm declination nrm inclination alternating field demagnetization mean demagnetizing field afd intensity afd declination afd inclination initial susceptibility comments 87 583 C 2 3 51.0 53.0 30.00 33.52 0 HYDRAULIC PISTON CORER Niitsuma, N. ONSHORE IR 6 150 2.46 39.9 23.1 87 583 C 2 3 58.0 60.0 30.00 33.59 0 HYDRAULIC PISTON CORER Niitsuma, N. ONSHORE IR 6 150 2.63 28.3 1.2 87 583 C 3 2 77.0 79.0 35.00 37.28 0 HYDRAULIC PISTON CORER Niitsuma, N. ONSHORE IR 6 150 16.50 286.8 2.5 87 583 C 3 3 25.0 27.0 35.00 38.26 0 HYDRAULIC PISTON CORER Niitsuma, N. ONSHORE IR 6 150 89.46 295.6 29.9 87 583 C 5 1 132.0 134.0 45.00 46.33 0 HYDRAULIC PISTON CORER Niitsuma, N. ONSHORE IR 6 150 4.96 186.7- 23.0 87 583 C 5 2 129.0 131.0 45.00 47.80 0 HYDRAULIC PISTON CORER Niitsuma, N. ONSHORE IR 6 150 2.10 343.0 14.7