leg site hole core section top interval depth (cm) bottom interval depth (cm) top of core depth (m) sample depth (m) sonic velocity (km/sec)temperature(degrees C) split core orientation instrument code 4 28 2 2 37.0 37.0 68.00 69.87 1.521 NO EARMUFF DEVICE 4 28 2 2 75.0 75.0 68.00 70.25 1.522 NO EARMUFF DEVICE 4 28 2 2 112.0 112.0 68.00 70.62 1.522 NO EARMUFF DEVICE 4 28 2 3 37.0 37.0 68.00 71.37 1.523 NO EARMUFF DEVICE 4 28 2 3 75.0 75.0 68.00 71.75 1.516 NO EARMUFF DEVICE 4 28 2 3 112.0 112.0 68.00 72.12 1.521 NO EARMUFF DEVICE 4 28 2 4 37.0 37.0 68.00 72.87 1.546 NO EARMUFF DEVICE 4 28 2 4 75.0 75.0 68.00 73.25 1.542 NO EARMUFF DEVICE 4 28 2 4 112.0 112.0 68.00 73.62 1.545 NO EARMUFF DEVICE