leg site hole well logging latitude longitude ocean ocean hemisphere sea physographic feature hard rock feature ta td re-entry site survey site termination crust equipment test heat flow in situ pore water hydraulic piston core variable length hpc pressure core barrel punch core extended core barrel water depth(m) total penetration(m) drilled penetration(m) cored penetration(m) number of cores recovered meters recovered percent recovery meters of hard rock cored number of hard rock cores meters of hard rock recovered depth to basememnt(m) oldest sediment sub-bottom depth oldest sediment depth below sealevel oldest sediment core number oldest sediment age oldest sediment lithology oldest sediment lithology composition oldest sediment source oldest sediment heterogeneity oldest sediment hardness oldest comp1 oldest comp2 hard rock descriptions and comments 31 292 NO 15.8185 124.6508 PACIFIC NORTH PHILIPPINE RISE 06/26/1973 06/29/1973 NO YES OBJECTIVE REACHED OCEANIC NO NO NO NO NO NO NO NO 2943 443 0 443 47 243 54 76 8 35 367 367.5 3311 39 NO AGE GIVEN CARBONATE RICH NANNOFOSSIL RICH INDURATED CHALK CALCAREOUS PELAGIC MONOGENIC HARD ESTIMATED CARBONATE NANNOFOSSIL BASALT