SIMPLE CHECKS OF BKMP2 H3 SURFACE surface id number: 950621. [ 950621.] Note: computed values should match the values in square brackets saddle point energy (hartrees) -0.159176000 [-0.159176000] nominal minimum of H2 well at 1.401 (hartrees) -0.174495730 [-0.174495730] classical barrier height using this minumum (kcal/mol) 9.613283501 [ 9.613283501] force constants ksymmetric kasymmetric kbending 0.106798 -0.057904 0.021013 [ 0.106798 -0.057904 0.021013] 0.106700 -0.058000 0.021000 from liu and siegbahn numerical check of analytical derivatives 0.900000 1.100000 1.500000 r/bohr -0.524470119 -0.271445938 -0.108650497 numerical (dr = 1.d-7) -0.524470263 -0.271446000 -0.108650526 analytical [ -0.524470263 -0.271446000 -0.108650526] reference values (bkmp2 analytical) minimum in H2 potential 1.401250 -0.17449576178 1.401300 -0.17449576543 1.401350 -0.17449576815 1.401400 -0.17449576994 1.401450 -0.17449577081 <---- 1.401500 -0.17449577075 1.401550 -0.17449576977 1.401600 -0.17449576787 1.401650 -0.17449576504 collinear saddle point, with derivatives 1.756600000 -0.159175974 0.018339010 0.018339010 -0.018403443 1.756700000 -0.159175986 0.018351773 0.018351773 -0.018400091 1.756800000 -0.159175994 0.018364532 0.018364532 -0.018396739 1.756900000 -0.159175999 0.018377287 0.018377287 -0.018393388 1.757000000 -0.159176000 0.018390038 0.018390038 -0.018390037 <---- 1.757100000 -0.159175999 0.018402784 0.018402784 -0.018386687 1.757200000 -0.159175994 0.018415525 0.018415525 -0.018383337 1.757300000 -0.159175986 0.018428263 0.018428263 -0.018379988 1.757400000 -0.159175974 0.018440996 0.018440996 -0.018376639 minimum energy conical intersection = 120 deg saddle point 1.970700000 -0.074332082 62.853716612 -0.000023507 -0.000023507 -0.000023507 1.970800000 -0.074332088 62.853712724 -0.000017797 -0.000017797 -0.000017797 1.970900000 -0.074332092 62.853709911 -0.000012087 -0.000012087 -0.000012087 1.971000000 -0.074332095 62.853708173 -0.000006380 -0.000006380 -0.000006380 1.971100000 -0.074332096 62.853707509 -0.000000674 -0.000000674 -0.000000674 <---- 1.971200000 -0.074332095 62.853707919 0.000005030 0.000005030 0.000005030 1.971300000 -0.074332093 62.853709402 0.000010732 0.000010732 0.000010732 1.971400000 -0.074332089 62.853711959 0.000016432 0.000016432 0.000016432 1.971500000 -0.074332083 62.853715589 0.000022131 0.000022131 0.000022131