T in K cross sect. at 240 nm 1748 2.54e-19 1765 2.62e-19 1785 2.72e-19 1806 2.82e-19 1825 2.93e-19 1846 3.03e-19 1867 3.14e-19 1887 3.24e-19 1900 3.32e-19 1917 3.38e-19 1939 3.48e-19 1961 3.58e-19 1982 3.70e-19 2003 3.79e-19 2025 3.88e-19 2047 3.99e-19 2070 4.08e-19 2091 4.22e-19 2114 4.26e-19 2137 4.37e-19 2159 4.46e-19 2182 4.54e-19 2205 4.63e-19 2227 4.72e-19 2250 4.81e-19 2275 4.89e-19 2299 4.98e-19 2323 5.06e-19 2347 5.14e-19 2370 5.22e-19 2392 5.29e-19 2415 5.36e-19 2439 5.42e-19 2461 5.50e-19 2484 5.57e-19 2508 5.65e-19 2529 5.71e-19 2551 5.78e-19 2576 5.89e-19 2599 5.94e-19 2623 6.03e-19 2645 6.03e-19 2670 6.08e-19 2694 6.12e-19 2717 6.20e-19 2741 6.25e-19 2771 6.34e-19