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 14 144 1 6 38.0 38.0 57.00 64.88 1.505 NO EARMUFF DEVICE 14 144 1 6 75.0 75.0 57.00 65.25 1.531 NO EARMUFF DEVICE 14 144 1 6 113.0 113.0 57.00 65.63 1.532 NO EARMUFF DEVICE