J9 Drill Hole Temperatures 1977 Data Source: John W. Clough and B. Lyle Hansen The Ross Ice Shelf Project, 1979 Science, Volume 203, 433-434 Notes: The 420m temperature is a calculated, not measured, temperature derived from using a pressure of 36.3 bars, a salinity of 0.035, and applying it to equations (4) and (5) of Fujino et al., 1974, Journal of Geophysical Research, Vol 79, 1792-1797. Depth Temperature(C) ################################################################## 25 -26.44 50 -25.33 75 -24.26 100 -23.12 136 -21.43 230.5 -15.93 265.7 -13.62 310.0 -10.47 330.3 -9.02 420.0 -2.19*