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 6 57 1 1 38.0 38.0 297.50 297.88 1.974 NO EARMUFF DEVICE 6 57 1 1 75.0 75.0 297.50 298.25 1.956 NO EARMUFF DEVICE 6 57 1 1 113.0 113.0 297.50 298.63 1.717 NO EARMUFF DEVICE 6 57 1 2 38.0 38.0 297.50 299.38 1.866 NO EARMUFF DEVICE 6 57 1 2 75.0 75.0 297.50 299.75 1.622 NO EARMUFF DEVICE 6 57 1 2 113.0 113.0 297.50 300.13 1.847 NO EARMUFF DEVICE