(Appendix 1) Temperature measurements of CORK installation on ODP Hole 168-1027C

Crustal age: 3.586 Ma; Cased hole opened into basement: 96-07-16 08:45; End of drilling and circulation: 96-07-17 12:15; CORK Installation: 96-07-21 19:00; First data recovery: 97-10-02 21:00; Second data recovery: 99-09-13 21:00; Logger replaced: 99-09-27 11:00; Third data recovery: 00-08-11 20:00; Current status: Operational (pressure only); Seafloor depth: 2656.1 m; Top of diabase sill: 575.5 m; Base of diabase sill: 590.7 m; Basement depth: 613.7 m; Casing depth: 578.4 m; Fill depth: 632.4 m; Total depth: 632.4 m; Pressure sensor offset (borehole - seafloor): 50 kPa; Initial formation-fluid pressure: -69 kPa; Equilibrium formation pressure: -26 kPa