Wall clock time and date at job start Tue Mar 9 2021 14:18:20 AMSOL-version 7.1 by G. D. Hawkins, D. J. Giesen, G. C. Lynch, C. C. Chambers, I. Rossi, J. W. Storer, J. Li, J. D. Thompson, P. Winget, B. J. Lynch, D. Rinaldi, D. A. Liotard, C. J. Cramer, and D. G. Truhlar Copyright 2004 by Regents of the University of Minnesota. All rights reserved. Notice: recipients of this code are asked to comply with the user agreement in Section 1 of the documentation file. ******************************************************************************* * 1SCF - SCF CALCULATION WITHOUT GEOMETRY OPTIMIZATION * - USE EF ROUTINE FOR MINIMUM SEARCH (DEFAULT) * GEO-OK - OVERRIDE INTERATOMIC DISTANCE CHECK * TLIMIT= - A TIME OF 15. SECONDS REQUESTED * CHARGE - CHARGE ON SYSTEM= 0 * AM1 - THE AM1 HAMILTONIAN TO BE USED * DEV - DEVELOPER OPTIONS ARE ALLOWED * SM5.42R - SM5.42R CALCULATIONS WILL BE PERFORMED * - CHARGE MODEL 2 WILL BE USED (CM2A) * - THE SOLVENT IS USER-SPECIFIED * DIELEC - THE SOLVENT DIELECTRIC CONSTANT IS 2.06 * IOFR - THE SOLVENT INDEX OF REFRACTION IS 1.4345 * ALPHA - THE SOLVENT ALPHA IS 0.00 * BETA - THE SOLVENT BETA IS 0.00 * GAMMA - THE SOLVENT MACROSCOPIC SURFACE TENSION IS * 38.93 CAL MOL^-1 ANGSTROM^-2 * FACARB - THE FRACTION OF AROMATIC CARBONS IS 0.00 * FEHALO - THE FRACTION OF ELECTRONEGATIVE HALOGENS IS 0.00 ******************************************************************************* Atom NO. Chemical Bond length Bond angle Dihedral angle number (k) symbol (angstroms) (degrees) (degrees) (I) NA:I NB:NA:I NC:NB:NA:I NA NB NC 1 1 O 2 2 C 1.42901 * 1 3 3 Si 1.86297 * 109.47310 * 2 1 4 4 C 1.50704 * 109.46844 * 240.00007 * 2 1 3 5 5 C 1.33388 * 125.20071 * 299.71940 * 4 2 1 6 6 C 1.38428 * 114.91736 * 179.86411 * 5 4 2 7 7 S 1.76209 * 122.53702 * 180.20188 * 6 5 4 8 8 O 1.42092 * 106.40404 * 18.78894 * 7 6 5 9 9 O 1.42100 * 106.39966 * 151.70928 * 7 6 5 10 10 N 1.65597 * 107.21576 * 265.24733 * 7 6 5 11 11 C 1.46505 * 119.99823 * 275.97048 * 10 7 6 12 12 C 1.50696 * 109.47188 * 297.18787 * 11 10 7 13 13 C 1.38440 * 120.01083 * 280.95056 * 12 11 10 14 14 F 1.35103 * 120.02759 * 0.02562 * 13 12 11 15 15 C 1.38483 * 119.94831 * 179.72668 * 13 12 11 16 16 C 1.38180 * 119.96952 * 0.57443 * 15 13 12 17 17 C 1.38265 * 120.02941 * 359.70798 * 16 15 13 18 18 C 1.38216 * 120.01375 * 101.23549 * 12 11 10 19 19 C 1.46494 * 120.00104 * 95.97380 * 10 7 6 20 20 H 1.08992 * 109.47233 * 359.97438 * 19 10 7 21 21 C 1.52997 * 109.47152 * 120.00060 * 19 10 7 22 22 C 1.53000 * 109.47073 * 180.02562 * 21 19 10 23 23 C 1.52997 * 109.47125 * 299.99688 * 22 21 19 24 24 H 1.09006 * 109.46906 * 300.00119 * 23 22 21 25 25 O 1.42899 * 109.47409 * 180.02562 * 23 22 21 26 26 C 1.52999 * 109.47223 * 60.00031 * 23 22 21 27 27 C 1.53000 * 109.47044 * 300.00018 * 26 23 22 28 28 C 1.33383 * 114.92365 * 0.42692 * 6 5 4 29 29 S 1.75883 * 125.20510 * 120.02579 * 4 2 1 30 30 H 0.96702 * 113.99977 * 60.00009 * 1 2 3 31 31 H 1.09001 * 109.47321 * 120.00481 * 2 1 3 32 32 H 1.48499 * 110.00198 * 59.99786 * 3 2 1 33 33 H 1.48495 * 110.00122 * 181.32125 * 3 2 1 34 34 H 1.08005 * 122.54431 * 0.02562 * 5 4 2 35 35 H 1.09006 * 109.47174 * 57.19009 * 11 10 7 36 36 H 1.09006 * 109.46979 * 177.18292 * 11 10 7 37 37 H 1.08001 * 120.01578 * 180.29453 * 15 13 12 38 38 H 1.08003 * 119.98417 * 179.72097 * 16 15 13 39 39 H 1.07998 * 119.97493 * 180.02562 * 17 16 15 40 40 H 1.07997 * 119.98723 * 359.95035 * 18 12 11 41 41 H 1.09001 * 109.47388 * 299.99812 * 21 19 10 42 42 H 1.09005 * 109.47786 * 60.00147 * 21 19 10 43 43 H 1.08999 * 109.47262 * 59.99943 * 22 21 19 44 44 H 1.09006 * 109.47314 * 179.97438 * 22 21 19 45 45 H 0.96696 * 114.00338 * 180.02562 * 25 23 22 46 46 H 1.08999 * 109.46819 * 59.99957 * 26 23 22 47 47 H 1.08999 * 109.46985 * 180.02562 * 26 23 22 48 48 H 1.08999 * 109.47262 * 299.99667 * 27 26 23 49 49 H 1.09000 * 109.46909 * 179.97438 * 27 26 23 50 50 H 1.07997 * 125.20791 * 179.75520 * 28 6 5 Note: An asterisk (*) indicates this parameter was or will be optimized. Cartesian coordinates (angstroms) NO. Atom X Y Z 1 8 0.0000 0.0000 0.0000 2 6 1.4290 0.0000 0.0000 3 14 2.0501 1.7564 0.0000 4 6 1.9313 -0.7104 -1.2305 5 6 1.6781 -1.9827 -1.5410 6 6 2.2451 -2.4177 -2.7266 7 16 2.0354 -4.0595 -3.3311 8 8 0.9033 -4.5933 -2.6585 9 8 2.1331 -3.9814 -4.7466 10 7 3.3413 -4.9404 -2.8201 11 6 4.5884 -4.9142 -3.5884 12 6 4.3450 -5.4865 -4.9611 13 6 4.2835 -6.8581 -5.1385 14 9 4.4411 -7.6843 -4.0812 15 6 4.0541 -7.3824 -6.3995 16 6 3.8987 -6.5365 -7.4810 17 6 3.9662 -5.1670 -7.3036 18 6 4.1890 -4.6423 -6.0443 19 6 3.2493 -5.7460 -1.6000 20 1 2.2538 -5.6404 -1.1691 21 6 3.5058 -7.2158 -1.9388 22 6 3.4092 -8.0572 -0.6645 23 6 4.4541 -7.5765 0.3444 24 1 5.4500 -7.6818 -0.0859 25 8 4.3643 -8.3627 1.5343 26 6 4.1977 -6.1067 0.6832 27 6 4.2943 -5.2653 -0.5910 28 6 2.9661 -1.5013 -3.3743 29 16 2.9472 0.0090 -2.4730 30 1 -0.3933 0.4417 -0.7651 31 1 1.7924 -0.5139 0.8899 32 1 1.5616 2.4679 1.2084 33 1 3.5346 1.7702 -0.0322 34 1 1.0742 -2.6242 -0.9162 35 1 4.9371 -3.8855 -3.6802 36 1 5.3439 -5.5094 -3.0752 37 1 4.0011 -8.4522 -6.5384 38 1 3.7243 -6.9454 -8.4654 39 1 3.8442 -4.5066 -8.1494 40 1 4.2407 -3.5724 -5.9068 41 1 2.7612 -7.5584 -2.6572 42 1 4.5016 -7.3211 -2.3694 43 1 2.4133 -7.9519 -0.2343 44 1 3.5915 -9.1044 -0.9059 45 1 4.9988 -8.1127 2.2198 46 1 3.2017 -6.0015 1.1135 47 1 4.9424 -5.7642 1.4017 48 1 5.2902 -5.3706 -1.0213 49 1 4.1112 -4.2183 -0.3497 50 1 3.4826 -1.6620 -4.3090 There are 73 doubly filled levels RHF calculation, no. of doubly occupied orbitals= 73 No. of singly occupied orbitals= 1 REFERENCES FOR PARAMETERS IN GAS-PHASE HAMILTONIAN: H: (AM1): M.J.S. DEWAR ET AL, J. AM. CHEM. SOC. 107 3902-3909 (1985) C: (AM1): M.J.S. DEWAR ET AL, J. AM. CHEM. SOC. 107 3902-3909 (1985) N: (AM1): M.J.S. DEWAR ET AL, J. AM. CHEM. SOC. 107 3902-3909 (1985) O: (AM1): M.J.S. DEWAR ET AL, J. AM. CHEM. SOC. 107 3902-3909 (1985) F: (AM1): M.J.S. DEWAR AND E. G. ZOEBISCH, THEOCHEM, 180, 1 (1988). Si: (AM1): M.J.S.DEWAR, C. JIE, ORGANOMETALLICS, 6, 1486-1490 (1987). S: (AM1): M.J.S. DEWAR, Y.-C. YUAN, INORGANIC CHEM., 29, 589 (1990) REFERENCE FOR CHARGE MODEL 2: J. Li, J. Xing, C. J. Cramer, and D. G. Truhlar, J. Chem. Phys. 111 (1999) 885. REFERENCE FOR THE PARAMETERIZATION OF THE SM5.42R SOLVATION MODEL: J. Li, T. Zhu, G. D. Hawkins, P. Winget, D. A. Liotard, C. J. Cramer, and D. G. Truhlar, Theor. Chem. Acc. 103 (1999) 9-63 P. Winget, J. D. Thompson C. J. Cramer,and D. G. Truhlar, J. Phys. Chem. B. submitted. CHARGE=0 AM1 1SCF TLIMIT=15 GEO-OK SM5.42R & SOLVNT=GENORG IOFR=1.4345 ALPHA=0.00 BETA=0.00 GAMMA=38.93 & DIELEC=2.06 FACARB=0.00 FEHALO=0.00 DEV s_40_14250120_15065232.mol2 50 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED SCF FIELD WAS ACHIEVED Wall clock time and date at job start Tue Mar 9 2021 14:18:20 Heat of formation + Delta-G solvation = -115.899210 kcal Electronic energy + Delta-G solvation = -39939.472871 eV Core-core repulsion = 34874.223387 eV Total energy + Delta-G solvation = -5065.249483 eV No. of doubly occupied orbitals = 73 and no. of open levels = 1 Molecular weight (most abundant/longest-lived isotopes) = 428.101 amu Computer time = 2.79 seconds Orbital eigenvalues (eV) -50.00461 -40.57468 -39.91381 -39.54970 -38.21615 -37.75175 -37.59419 -36.80425 -35.29982 -32.50977 -31.92075 -31.86737 -31.35358 -29.22520 -27.30412 -27.08459 -24.95999 -23.92833 -23.76587 -23.02094 -22.65983 -21.36679 -20.94848 -19.85631 -19.22878 -18.82328 -18.27899 -18.16252 -17.98651 -17.69687 -17.54738 -17.12026 -16.74530 -16.49247 -16.39856 -16.11482 -15.73271 -15.54558 -15.42094 -15.37335 -15.04392 -14.88670 -14.47864 -14.45971 -14.32314 -14.31512 -14.12172 -13.97595 -13.84749 -13.47482 -13.34512 -13.19902 -13.13549 -12.99904 -12.95517 -12.88320 -12.73816 -12.54847 -12.42172 -12.26450 -12.23146 -12.07572 -11.85608 -11.64349 -11.48594 -11.20749 -10.81540 -10.77938 -10.28488 -10.18352 -9.92869 -9.78429 -9.56274 -5.30351 -0.82064 -0.54225 0.17337 0.26088 0.36921 0.50890 0.93830 1.08677 1.43310 1.75623 1.93075 2.63932 2.80958 3.14367 3.20600 3.28540 3.31671 3.42383 3.52554 3.56733 3.62770 3.68026 3.74020 3.94556 3.98292 4.02938 4.11737 4.14613 4.19697 4.26855 4.28236 4.35644 4.35848 4.40260 4.44491 4.46363 4.55550 4.59207 4.65957 4.84173 4.84987 4.92215 4.96050 5.00844 5.04992 5.10639 5.15477 5.21369 5.22798 5.28213 5.40104 5.43069 5.49912 5.54843 5.99834 6.36187 6.71118 Net atomic charges, atomic populations, and dipole contributions calculated with CM2 Atom NO. Type Charge No. of electrons 1 O -0.532 6.532 2 C -0.027 4.027 3 Si 0.655 3.345 4 C -0.227 4.227 5 C -0.044 4.044 6 C -0.685 4.685 7 S 2.696 3.304 8 O -0.948 6.948 9 O -0.938 6.938 10 N -0.985 5.985 11 C 0.166 3.834 12 C -0.162 4.162 13 C 0.112 3.888 14 F -0.128 7.128 15 C -0.166 4.166 16 C -0.081 4.081 17 C -0.134 4.134 18 C -0.025 4.025 19 C 0.142 3.858 20 H 0.106 0.894 21 C -0.138 4.138 22 C -0.112 4.112 23 C 0.104 3.896 24 H 0.055 0.945 25 O -0.567 6.567 26 C -0.151 4.151 27 C -0.126 4.126 28 C -0.087 4.087 29 S 0.156 5.844 30 H 0.382 0.618 31 H 0.126 0.874 32 H -0.230 1.230 33 H -0.237 1.237 34 H 0.156 0.844 35 H 0.082 0.918 36 H 0.103 0.897 37 H 0.134 0.866 38 H 0.131 0.869 39 H 0.129 0.871 40 H 0.130 0.870 41 H 0.075 0.925 42 H 0.098 0.902 43 H 0.071 0.929 44 H 0.075 0.925 45 H 0.378 0.622 46 H 0.075 0.925 47 H 0.069 0.931 48 H 0.071 0.929 49 H 0.070 0.930 50 H 0.183 0.817 For the charges calculated by CM2: Dipole moment (debyes) X Y Z Total from point charges 4.914 4.556 -2.100 7.022 Note: The Mulliken population analysis charges presented below were not used in the solvation calculation but are provided for completeness. The chosen solvation model uses CM2 partial charges for calculating solvation energies. Net atomic charges, atomic populations, and dipole contributions using Mulliken population analysis Atom NO. Type Charge No. of electrons 1 O -0.337 6.337 2 C -0.141 4.141 3 Si 0.554 3.446 4 C -0.345 4.345 5 C -0.072 4.072 6 C -0.784 4.784 7 S 2.785 3.215 8 O -0.938 6.938 9 O -0.929 6.929 10 N -0.821 5.821 11 C 0.041 3.959 12 C -0.165 4.165 13 C 0.093 3.907 14 F -0.106 7.106 15 C -0.185 4.185 16 C -0.099 4.099 17 C -0.152 4.152 18 C -0.044 4.044 19 C 0.037 3.963 20 H 0.124 0.876 21 C -0.177 4.177 22 C -0.151 4.151 23 C 0.045 3.955 24 H 0.073 0.927 25 O -0.373 6.373 26 C -0.189 4.189 27 C -0.165 4.165 28 C -0.226 4.226 29 S 0.420 5.580 30 H 0.230 0.770 31 H 0.143 0.857 32 H -0.153 1.153 33 H -0.161 1.161 34 H 0.174 0.826 35 H 0.100 0.900 36 H 0.121 0.879 37 H 0.152 0.848 38 H 0.149 0.851 39 H 0.147 0.853 40 H 0.148 0.852 41 H 0.094 0.906 42 H 0.116 0.884 43 H 0.090 0.910 44 H 0.093 0.907 45 H 0.225 0.775 46 H 0.094 0.906 47 H 0.088 0.912 48 H 0.090 0.910 49 H 0.089 0.911 50 H 0.200 0.800 Dipole moment (debyes) X Y Z Total from point charges 4.951 5.734 -2.085 7.857 hybrid contribution 0.196 -1.194 1.106 1.639 sum 5.146 4.540 -0.980 6.932 Atomic orbital electron populations 1.86548 1.16348 1.81675 1.49177 1.24461 0.85446 1.09170 0.94984 0.95021 0.82017 0.77570 0.90025 1.25078 1.07747 0.98830 1.02831 1.19613 0.98108 0.95104 0.94402 1.30180 1.13869 1.26200 1.08143 1.02195 0.72734 0.72715 0.73822 1.93587 1.46912 1.77339 1.75997 1.93634 1.85791 1.86571 1.26868 1.57721 1.28630 1.59706 1.36033 1.20045 0.86594 1.01700 0.87535 1.20118 1.07386 0.92174 0.96831 1.17585 1.01757 0.87351 0.84032 1.91455 1.92921 1.72254 1.53994 1.21151 1.04623 1.01215 0.91485 1.21091 0.96842 0.93419 0.98539 1.21178 1.01139 0.95291 0.97625 1.20760 0.93096 0.99364 0.91189 1.21151 1.01148 0.90966 0.83029 0.87621 1.22528 1.05060 0.92768 0.97357 1.21476 0.99314 1.00284 0.93986 1.21847 0.98656 0.89150 0.85831 0.92657 1.86541 1.62777 1.60671 1.27304 1.22254 1.03393 0.95665 0.97617 1.21872 0.99735 0.99882 0.94999 1.25834 0.98612 0.96117 1.02056 1.84368 1.46715 1.13030 1.13862 0.77032 0.85734 1.15319 1.16117 0.82644 0.89971 0.87878 0.84807 0.85088 0.85291 0.85246 0.90592 0.88393 0.90997 0.90670 0.77527 0.90649 0.91237 0.91000 0.91118 0.80013 Number of geometries 1 Number of calculations of the screened coulomb radii 1 The total number of SCF iterations 30. Note: The number of geometries may not correspond to the number of cycles due to rejected geometry changes. In the following table subtotal= G_P + SS G_CDS. Atom Chem. CM2 G_P Area Sigma k SS G_CDS Subtotal M number symbol chg. (kcal) (Ang**2) cal/(Ang**2) (kcal) (kcal) value 1 O -0.53 0.06 12.86 -35.23 -0.45 -0.40 16 2 C -0.03 0.02 2.96 36.01 0.11 0.13 16 3 Si 0.65 -1.14 30.97 -169.99 -5.26 -6.41 16 4 C -0.23 0.10 5.72 -36.00 -0.21 -0.10 16 5 C -0.04 -0.03 9.55 -41.21 -0.39 -0.42 16 6 C -0.68 -0.12 5.89 -41.21 -0.24 -0.36 16 7 S 2.70 4.47 5.69 -107.50 -0.61 3.86 16 8 O -0.95 -4.78 15.94 -57.17 -0.91 -5.70 16 9 O -0.94 -2.58 13.26 -57.17 -0.76 -3.34 16 10 N -0.98 0.43 2.78 -108.57 -0.30 0.12 16 11 C 0.17 -0.30 4.91 -5.19 -0.03 -0.33 16 12 C -0.16 -0.04 4.45 -104.56 -0.46 -0.50 16 13 C 0.11 0.14 7.25 -39.42 -0.29 -0.14 16 14 F -0.13 -0.16 11.31 2.25 0.03 -0.13 16 15 C -0.17 -0.14 10.03 -39.51 -0.40 -0.54 16 16 C -0.08 -0.01 10.04 -39.59 -0.40 -0.41 16 17 C -0.13 -0.01 10.04 -39.58 -0.40 -0.41 16 18 C -0.03 0.00 7.13 -39.59 -0.28 -0.28 16 19 C 0.14 -0.04 2.48 -67.93 -0.17 -0.21 16 20 H 0.11 0.09 6.76 -51.93 -0.35 -0.26 16 21 C -0.14 -0.03 3.60 -26.73 -0.10 -0.13 16 22 C -0.11 -0.08 5.57 -26.73 -0.15 -0.23 16 23 C 0.10 -0.02 3.47 -26.73 -0.09 -0.11 16 24 H 0.06 -0.05 8.14 -51.93 -0.42 -0.47 16 25 O -0.57 -0.63 13.32 -35.23 -0.47 -1.10 16 26 C -0.15 0.21 5.55 -26.73 -0.15 0.06 16 27 C -0.13 0.24 5.19 -26.73 -0.14 0.10 16 28 C -0.09 0.14 10.74 29.04 0.31 0.45 16 29 S 0.16 -0.28 20.58 -107.50 -2.21 -2.49 16 30 H 0.38 -1.46 8.70 45.56 0.40 -1.07 16 31 H 0.13 -0.12 7.96 -51.93 -0.41 -0.54 16 32 H -0.23 -0.23 7.11 56.52 0.40 0.17 16 33 H -0.24 0.00 7.11 56.52 0.40 0.40 16 34 H 0.16 0.18 7.89 -52.48 -0.41 -0.24 16 35 H 0.08 -0.35 7.99 -51.93 -0.41 -0.77 16 36 H 0.10 -0.29 5.91 -51.93 -0.31 -0.60 16 37 H 0.13 -0.06 8.06 -52.49 -0.42 -0.48 16 38 H 0.13 -0.25 8.06 -52.48 -0.42 -0.67 16 39 H 0.13 -0.22 8.06 -52.49 -0.42 -0.64 16 40 H 0.13 -0.27 7.79 -52.49 -0.41 -0.68 16 41 H 0.08 0.12 7.49 -51.93 -0.39 -0.27 16 42 H 0.10 -0.03 4.54 -51.93 -0.24 -0.26 16 43 H 0.07 0.11 8.14 -51.93 -0.42 -0.31 16 44 H 0.07 0.09 8.14 -51.93 -0.42 -0.33 16 45 H 0.38 -1.06 9.08 45.56 0.41 -0.65 16 46 H 0.07 -0.03 8.14 -51.93 -0.42 -0.46 16 47 H 0.07 -0.17 8.14 -51.93 -0.42 -0.59 16 48 H 0.07 -0.20 6.99 -51.93 -0.36 -0.56 16 49 H 0.07 -0.15 8.14 -51.93 -0.42 -0.57 16 50 H 0.18 -0.76 8.06 -52.49 -0.42 -1.18 16 LS Contribution 417.68 15.07 6.29 6.29 Total: 0.00 -9.73 417.68 -14.04 -23.77 By element: Atomic # 1 Polarization: -5.12 SS G_CDS: -5.91 Total: -11.03 kcal Atomic # 6 Polarization: 0.03 SS G_CDS: -3.47 Total: -3.44 kcal Atomic # 7 Polarization: 0.43 SS G_CDS: -0.30 Total: 0.12 kcal Atomic # 8 Polarization: -7.95 SS G_CDS: -2.59 Total: -10.54 kcal Atomic # 9 Polarization: -0.16 SS G_CDS: 0.03 Total: -0.13 kcal Atomic # 14 Polarization: -1.14 SS G_CDS: -5.26 Total: -6.41 kcal Atomic # 16 Polarization: 4.19 SS G_CDS: -2.82 Total: 1.36 kcal Total LS contribution 6.29 Total: 6.29 kcal Total: -9.73 -14.04 -23.77 kcal The number of atoms in the molecule is 50 The average number of expansion shells was 16.00 The maximum number of expansion shells was 16 The minimum number of expansion shells was 16 **** NOTA BENE **** This is the net solvation energy for this exact molecular structure (nuclear and electronic)! The standard-state solvation energy should be obtained as the difference between the heat of formation plus delta-G solvation for the relaxed solvated system and that for the relaxed gas-phase system. s_40_14250120_15065232.mol2 50 1SCF run This is a breakdown of the solvation energy calculated without geometric relaxation in solution: (1) E-EN(sol) electronic-nuclear energy of solute -92.132 kcal (2) G-P(sol) polarization free energy of solvation -9.726 kcal (3) G-ENP(sol) elect.-nuc.-pol. free energy of system -101.858 kcal (4) G-CDS(sol) cavity-dispersion-solvent structure free energy -14.041 kcal (5) G-P-CDS(sol) = G-P(sol) + G-CDS(sol) = (2) + (4) -23.767 kcal (6) G-S(sol) free energy of system = (1) + (5) -115.899 kcal 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED Total computer time = 2.79 seconds