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 82 560 1 1 33.0 33.0 373.00 373.33 2.011 NO VERTICAL HAMILTON FRAME 82 560 1 1 99.0 99.0 373.00 373.99 3.204 NO VERTICAL HAMILTON FRAME 82 560 2 1 27.0 27.0 376.50 376.77 1.992 NO VERTICAL HAMILTON FRAME