Table 7. Shock Temperature Fits on the 100 and 263 K Ice Hugoniots T0, K Hugoniot Region Pressure PH, GPa Temperaturea TH, K 100 2 – Ih 0 - ~1 100 100 3 – VI (A) ~1.2 - 2.2 -111 + 421PH - 94.3PH2 100 3 – VI (B) ~1 - 2.2 97.7 + 201PH - 39.9PH2 100 4 – VII 2.2 - 5.5 171 + 71.1PH - 1.58PH2 100 5 – VII-L 5.5 - 9.2 323 + 45.0PH - 1.53PH2 100 5 – L 9.2 - 50 14.7 + 59.6PH + 0.341PH2 263 2 – Ih 0 - 0.6 263 263 3 – VI 0.6 - 2.2 222 + 92.6PH - 14.9PH2 263 4 – VII 2.2 - 5.0 132 + 128PH - 10.7PH2 263 5 – VII-L 5.0 - 6.7 286 + 56.6PH - 2.45PH2 263 5 – L 6.7 - 50 111 + 60.9PH + 0.355PH2 aPH in GPa.