Wall clock time and date at job start Sat Apr 11 2020 06:12:08 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= -1 * 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 C 2 2 C 1.53000 * 1 3 3 O 1.42898 * 109.47048 * 2 1 4 4 C 1.42902 * 113.99791 * 179.97438 * 3 2 1 5 5 H 1.08997 * 112.86743 * 20.33914 * 4 3 2 6 6 C 1.53880 * 113.64558 * 249.05405 * 4 3 2 7 7 C 1.54070 * 87.11849 * 220.52239 * 6 4 3 8 8 H 1.09001 * 113.55904 * 270.41913 * 7 6 4 9 9 N 1.46492 * 113.78000 * 139.46834 * 7 6 4 10 10 C 1.34776 * 120.00262 * 175.17181 * 9 7 6 11 11 O 1.21591 * 119.99939 * 359.97438 * 10 9 7 12 12 N 1.34780 * 120.00265 * 179.97438 * 10 9 7 13 13 C 1.46497 * 119.99818 * 179.97438 * 12 10 9 14 14 C 1.52998 * 109.47022 * 180.02562 * 13 12 10 15 15 C 1.52998 * 109.47168 * 299.99725 * 14 13 12 16 16 C 1.52994 * 109.47296 * 59.99920 * 14 13 12 17 17 C 1.50707 * 109.47113 * 180.02562 * 14 13 12 18 18 H 1.07992 * 119.99897 * 359.97438 * 17 14 13 19 19 C 1.37877 * 119.99474 * 179.97438 * 17 14 13 20 20 N 1.31515 * 120.00722 * 359.97438 * 19 17 14 21 21 Si 1.86804 * 119.99547 * 180.02562 * 19 17 14 22 22 H 1.48501 * 109.47158 * 59.99921 * 21 19 17 23 23 H 1.48501 * 109.47074 * 179.97438 * 21 19 17 24 24 H 1.48500 * 109.47202 * 299.99867 * 21 19 17 25 25 C 1.53198 * 113.63991 * 151.61004 * 4 3 2 26 26 C 1.53852 * 114.62178 * 23.54780 * 25 4 3 27 27 C 1.55435 * 102.04982 * 208.54620 * 26 25 4 28 28 C 1.54999 * 101.01099 * 33.67429 * 27 26 25 29 29 O 1.42627 * 115.41534 * 256.71176 * 25 4 3 30 30 H 1.09007 * 109.47155 * 59.99872 * 1 2 3 31 31 H 1.09005 * 109.47032 * 300.00272 * 1 2 3 32 32 H 1.08993 * 109.47365 * 179.97438 * 1 2 3 33 33 H 1.09004 * 109.46676 * 119.99982 * 2 1 3 34 34 H 1.08997 * 109.47314 * 239.99713 * 2 1 3 35 35 H 1.09010 * 113.59609 * 335.06399 * 6 4 3 36 36 H 1.08996 * 113.59885 * 105.91546 * 6 4 3 37 37 H 0.96998 * 120.00016 * 355.16795 * 9 7 6 38 38 H 0.96998 * 120.00014 * 359.97438 * 12 10 9 39 39 H 1.09006 * 109.47558 * 299.99963 * 13 12 10 40 40 H 1.08998 * 109.47350 * 60.00108 * 13 12 10 41 41 H 1.09001 * 109.46720 * 59.99820 * 15 14 13 42 42 H 1.08999 * 109.47295 * 179.97438 * 15 14 13 43 43 H 1.08998 * 109.47198 * 300.00010 * 15 14 13 44 44 H 1.09000 * 109.47684 * 60.00121 * 16 14 13 45 45 H 1.08999 * 109.47393 * 180.02562 * 16 14 13 46 46 H 1.09001 * 109.47396 * 300.00130 * 16 14 13 47 47 H 0.96998 * 120.00376 * 179.97438 * 20 19 17 48 48 H 1.09000 * 110.91489 * 326.73688 * 26 25 4 49 49 H 1.09006 * 110.91376 * 90.35914 * 26 25 4 50 50 H 1.09000 * 111.11437 * 275.73664 * 27 26 25 51 51 H 1.09004 * 111.11118 * 151.60625 * 27 26 25 52 52 H 1.09006 * 110.29716 * 204.94633 * 28 27 26 53 53 H 1.08997 * 110.38727 * 82.83904 * 28 27 26 Note: An asterisk (*) indicates this parameter was or will be optimized. Cartesian coordinates (angstroms) NO. Atom X Y Z 1 6 0.0000 0.0000 0.0000 2 6 1.5300 0.0000 0.0000 3 8 2.0063 1.3473 0.0000 4 6 3.4309 1.4601 0.0006 5 1 3.9276 0.5547 -0.3481 6 6 4.0058 2.0113 1.3172 7 6 4.9849 2.8317 0.4557 8 1 5.9149 2.3079 0.2348 9 7 5.2019 4.1955 0.9445 10 6 6.1084 4.9908 0.3428 11 8 6.7465 4.5762 -0.6056 12 7 6.3076 6.2458 0.7922 13 6 7.2934 7.1100 0.1384 14 6 7.3229 8.4702 0.8383 15 6 5.9397 9.1183 0.7520 16 6 7.7062 8.2798 2.3072 17 6 8.3366 9.3595 0.1653 18 1 8.9033 8.9913 -0.6769 19 6 8.5403 10.6433 0.6251 20 7 7.8498 11.0921 1.6505 21 14 9.7962 11.7459 -0.2095 22 1 9.4233 11.9303 -1.6350 23 1 9.8240 13.0665 0.4691 24 1 11.1392 11.1178 -0.1264 25 6 3.9461 2.7392 -0.6667 26 6 2.9340 3.8975 -0.6994 27 6 3.3692 4.6729 -1.9742 28 6 3.8560 3.5101 -2.8762 29 8 4.4781 2.5732 -1.9796 30 1 -0.3634 0.5139 -0.8900 31 1 -0.3633 0.5139 0.8900 32 1 -0.3634 -1.0276 -0.0005 33 1 1.8933 -0.5139 0.8900 34 1 1.8934 -0.5139 -0.8899 35 1 3.3002 2.6237 1.8789 36 1 4.4927 1.2541 1.9316 37 1 4.6931 4.5261 1.7013 38 1 5.7984 6.5766 1.5485 39 1 8.2791 6.6486 0.2002 40 1 7.0206 7.2454 -0.9081 41 1 5.2062 8.4752 1.2384 42 1 5.9606 10.0871 1.2510 43 1 5.6667 9.2540 -0.2945 44 1 8.6917 7.8182 2.3688 45 1 7.7268 9.2488 2.8059 46 1 6.9727 7.6367 2.7937 47 1 7.9934 11.9951 1.9742 48 1 1.9158 3.5218 -0.8010 49 1 3.0297 4.5230 0.1882 50 1 4.1815 5.3657 -1.7543 51 1 2.5239 5.1924 -2.4256 52 1 4.5804 3.8744 -3.6047 53 1 3.0115 3.0442 -3.3839 RHF calculation, no. of doubly occupied orbitals= 66 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) Si: (AM1): M.J.S.DEWAR, C. JIE, ORGANOMETALLICS, 6, 1486-1490 (1987). 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=-1 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 ZINC000458668982.mol2 53 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED SCF FIELD WAS ACHIEVED Wall clock time and date at job start Sat Apr 11 2020 06:12:08 Heat of formation + Delta-G solvation = -100.152694 kcal Electronic energy + Delta-G solvation = -31661.549446 eV Core-core repulsion = 27534.244241 eV Total energy + Delta-G solvation = -4127.305205 eV No. of doubly occupied orbitals = 66 Molecular weight (most abundant/longest-lived isotopes) = 340.220 amu Computer time = 0.62 seconds Orbital eigenvalues (eV) -41.13518 -39.14367 -37.90774 -36.61009 -35.87840 -33.31557 -32.76239 -31.98181 -31.15609 -30.52876 -27.55345 -25.72645 -25.70128 -25.11375 -23.84117 -23.22120 -23.05486 -21.89587 -20.54496 -19.24383 -18.71647 -18.04474 -17.27362 -16.94661 -16.31592 -15.84194 -15.75784 -15.47687 -15.22052 -14.72218 -14.64821 -14.21976 -13.75928 -13.65688 -13.43009 -13.29713 -12.95561 -12.84240 -12.75603 -12.50928 -12.30137 -12.15227 -11.95819 -11.72935 -11.54658 -11.44258 -11.36389 -11.16745 -11.09912 -10.84674 -10.76472 -10.70739 -10.67693 -10.35767 -10.18724 -10.06489 -9.66932 -9.60689 -9.55486 -9.27457 -8.77364 -8.75704 -8.38615 -8.13797 -6.00009 -4.09789 2.92751 3.31661 3.35693 3.38889 3.44352 3.68077 3.97507 4.16458 4.25317 4.40663 4.54933 4.58979 4.68894 4.74082 4.80700 4.87846 5.00825 5.04706 5.07173 5.20355 5.26644 5.30315 5.37603 5.49165 5.57320 5.69873 5.75344 5.76211 5.78631 5.89979 5.91588 5.96967 6.24112 6.25176 6.40000 6.53364 6.67247 6.82984 6.85095 6.90203 6.93809 7.05790 7.11872 7.14599 7.34315 7.45411 7.58342 7.71914 8.03549 8.14991 8.40899 8.53925 8.90031 9.12556 9.55755 11.01319 Molecular weight = 340.22amu Principal moments of inertia in cm(-1) A = 0.024117 B = 0.002386 C = 0.002334 Principal moments of inertia in units of 10**(-40)*gram-cm**2 A = 1160.739010 B =11731.992751 C =11994.698987 Net atomic charges, atomic populations, and dipole contributions calculated with CM2 Atom NO. Type Charge No. of electrons 1 C -0.151 4.151 2 C 0.055 3.945 3 O -0.368 6.368 4 C 0.064 3.936 5 H 0.096 0.904 6 C -0.157 4.157 7 C 0.153 3.847 8 H 0.112 0.888 9 N -0.740 5.740 10 C 0.696 3.304 11 O -0.587 6.587 12 N -0.734 5.734 13 C 0.152 3.848 14 C 0.056 3.944 15 C -0.129 4.129 16 C -0.129 4.129 17 C -0.504 4.504 18 H 0.057 0.943 19 C 0.066 3.934 20 N -0.887 5.887 21 Si 0.893 3.107 22 H -0.277 1.277 23 H -0.288 1.288 24 H -0.277 1.277 25 C 0.080 3.920 26 C -0.117 4.117 27 C -0.153 4.153 28 C 0.056 3.944 29 O -0.355 6.355 30 H 0.062 0.938 31 H 0.062 0.938 32 H 0.069 0.931 33 H 0.048 0.952 34 H 0.048 0.952 35 H 0.098 0.902 36 H 0.086 0.914 37 H 0.394 0.606 38 H 0.392 0.608 39 H 0.051 0.949 40 H 0.051 0.949 41 H 0.005 0.995 42 H 0.084 0.916 43 H 0.026 0.974 44 H 0.026 0.974 45 H 0.084 0.916 46 H 0.005 0.995 47 H 0.260 0.740 48 H 0.086 0.914 49 H 0.081 0.919 50 H 0.081 0.919 51 H 0.078 0.922 52 H 0.083 0.917 53 H 0.055 0.945 For the charges calculated by CM2: Dipole moment (debyes) X Y Z Total from point charges -15.025 -19.486 0.125 24.606 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 C -0.209 4.209 2 C -0.022 4.022 3 O -0.286 6.286 4 C 0.005 3.995 5 H 0.114 0.886 6 C -0.196 4.196 7 C 0.046 3.954 8 H 0.129 0.871 9 N -0.396 5.396 10 C 0.396 3.604 11 O -0.465 6.465 12 N -0.389 5.389 13 C 0.029 3.971 14 C 0.056 3.944 15 C -0.187 4.187 16 C -0.187 4.187 17 C -0.543 4.543 18 H 0.075 0.925 19 C -0.135 4.135 20 N -0.525 5.525 21 Si 0.721 3.279 22 H -0.203 1.203 23 H -0.214 1.214 24 H -0.203 1.203 25 C 0.038 3.962 26 C -0.155 4.155 27 C -0.190 4.190 28 C -0.020 4.020 29 O -0.273 6.273 30 H 0.081 0.919 31 H 0.082 0.918 32 H 0.088 0.912 33 H 0.067 0.933 34 H 0.067 0.933 35 H 0.117 0.883 36 H 0.104 0.896 37 H 0.228 0.772 38 H 0.226 0.774 39 H 0.069 0.931 40 H 0.069 0.931 41 H 0.024 0.976 42 H 0.103 0.897 43 H 0.045 0.955 44 H 0.045 0.955 45 H 0.103 0.897 46 H 0.024 0.976 47 H 0.070 0.930 48 H 0.105 0.895 49 H 0.100 0.900 50 H 0.100 0.900 51 H 0.097 0.903 52 H 0.101 0.899 53 H 0.073 0.927 Dipole moment (debyes) X Y Z Total from point charges -14.375 -19.649 -0.723 24.356 hybrid contribution 0.231 0.840 0.290 0.918 sum -14.144 -18.809 -0.433 23.537 Atomic orbital electron populations 1.21745 0.93806 1.02185 1.03120 1.22525 0.95517 0.84023 1.00090 1.87922 1.20020 1.26208 1.94489 1.23812 0.81497 0.98669 0.95499 0.88590 1.23634 0.98572 1.00261 0.97104 1.22190 0.97751 0.82540 0.92890 0.87069 1.45000 1.43944 1.13706 1.36931 1.16091 0.80334 0.81243 0.82727 1.90923 1.51324 1.74621 1.29585 1.45517 1.44532 1.12146 1.36717 1.21546 0.89233 0.90482 0.95830 1.18355 0.94407 0.88978 0.92709 1.21810 0.95432 1.02364 0.99049 1.21812 0.97029 1.01523 0.98332 1.20949 1.20829 0.97315 1.15213 0.92497 1.24878 0.95979 0.97759 0.94933 1.69794 1.40675 1.17191 1.24864 0.86637 0.81946 0.79625 0.79658 1.20300 1.21376 1.20291 1.23973 0.93564 0.94182 0.84515 1.22552 0.98820 0.95032 0.99098 1.23245 1.01815 0.98376 0.95589 1.23335 0.97046 0.88793 0.92862 1.88356 1.63511 1.57976 1.17493 0.91894 0.91842 0.91203 0.93338 0.93329 0.88331 0.89554 0.77223 0.77354 0.93069 0.93097 0.97590 0.89694 0.95518 0.95488 0.89708 0.97565 0.93001 0.89505 0.90026 0.90039 0.90311 0.89857 0.92663 Number of geometries 1 Number of calculations of the screened coulomb radii 1 The total number of SCF iterations 12. 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 C -0.15 -0.93 10.28 37.16 0.38 -0.55 16 2 C 0.06 0.41 6.50 37.16 0.24 0.65 16 3 O -0.37 -3.63 8.94 -35.23 -0.32 -3.94 16 4 C 0.06 0.64 4.09 -26.17 -0.11 0.54 16 5 H 0.10 0.91 7.88 -51.93 -0.41 0.50 16 6 C -0.16 -1.38 7.44 -25.72 -0.19 -1.57 16 7 C 0.15 1.88 3.73 -67.27 -0.25 1.63 16 8 H 0.11 1.57 7.99 -51.93 -0.42 1.15 16 9 N -0.74 -9.61 3.98 -58.02 -0.23 -9.84 16 10 C 0.70 12.26 8.44 -86.92 -0.73 11.53 16 11 O -0.59 -12.79 16.25 5.29 0.09 -12.70 16 12 N -0.73 -13.06 4.96 -65.22 -0.32 -13.39 16 13 C 0.15 3.27 4.50 -4.04 -0.02 3.25 16 14 C 0.06 1.30 0.50 -155.66 -0.08 1.22 16 15 C -0.13 -2.89 8.08 37.16 0.30 -2.59 16 16 C -0.13 -2.91 8.08 37.15 0.30 -2.61 16 17 C -0.50 -13.24 8.01 -34.44 -0.28 -13.52 16 18 H 0.06 1.51 7.74 -52.49 -0.41 1.11 16 19 C 0.07 1.73 5.15 -17.82 -0.09 1.64 16 20 N -0.89 -23.61 9.35 55.43 0.52 -23.09 16 21 Si 0.89 20.82 29.54 -169.99 -5.02 15.80 16 22 H -0.28 -6.47 7.11 56.52 0.40 -6.07 16 23 H -0.29 -6.67 7.11 56.52 0.40 -6.27 16 24 H -0.28 -6.47 7.11 56.52 0.40 -6.07 16 25 C 0.08 0.99 1.61 -89.97 -0.14 0.85 16 26 C -0.12 -1.37 5.70 -24.99 -0.14 -1.52 16 27 C -0.15 -1.94 7.16 -24.38 -0.17 -2.12 16 28 C 0.06 0.73 7.79 38.21 0.30 1.03 16 29 O -0.36 -5.35 11.13 -35.23 -0.39 -5.74 16 30 H 0.06 0.42 8.14 -51.92 -0.42 -0.01 16 31 H 0.06 0.40 8.14 -51.93 -0.42 -0.02 16 32 H 0.07 0.31 8.14 -51.93 -0.42 -0.11 16 33 H 0.05 0.31 8.14 -51.93 -0.42 -0.11 16 34 H 0.05 0.35 8.14 -51.93 -0.42 -0.08 16 35 H 0.10 0.79 8.11 -51.92 -0.42 0.37 16 36 H 0.09 0.62 8.14 -51.93 -0.42 0.20 16 37 H 0.39 4.04 8.51 -40.82 -0.35 3.69 16 38 H 0.39 6.25 6.18 -40.82 -0.25 6.00 16 39 H 0.05 1.17 8.14 -51.93 -0.42 0.75 16 40 H 0.05 1.16 8.14 -51.93 -0.42 0.74 16 41 H 0.01 0.10 6.86 -51.93 -0.36 -0.25 16 42 H 0.08 2.11 6.07 -51.93 -0.32 1.79 16 43 H 0.03 0.59 8.14 -51.93 -0.42 0.17 16 44 H 0.03 0.60 8.14 -51.93 -0.42 0.18 16 45 H 0.08 2.11 6.07 -51.93 -0.32 1.79 16 46 H 0.01 0.11 6.86 -51.93 -0.36 -0.25 16 47 H 0.26 6.71 8.31 -40.82 -0.34 6.37 16 48 H 0.09 0.98 7.03 -51.93 -0.37 0.61 16 49 H 0.08 0.92 6.83 -51.93 -0.35 0.57 16 50 H 0.08 1.27 8.02 -51.93 -0.42 0.85 16 51 H 0.08 0.85 8.14 -51.93 -0.42 0.43 16 52 H 0.08 1.10 8.14 -51.93 -0.42 0.68 16 53 H 0.06 0.62 8.14 -51.93 -0.42 0.20 16 LS Contribution 410.86 15.07 6.19 6.19 Total: -1.00 -30.42 410.86 -9.54 -39.96 By element: Atomic # 1 Polarization: 18.26 SS G_CDS: -9.36 Total: 8.90 kcal Atomic # 6 Polarization: -1.45 SS G_CDS: -0.69 Total: -2.14 kcal Atomic # 7 Polarization: -46.28 SS G_CDS: -0.04 Total: -46.32 kcal Atomic # 8 Polarization: -21.77 SS G_CDS: -0.62 Total: -22.39 kcal Atomic # 14 Polarization: 20.82 SS G_CDS: -5.02 Total: 15.80 kcal Total LS contribution 6.19 Total: 6.19 kcal Total: -30.42 -9.54 -39.96 kcal The number of atoms in the molecule is 53 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. ZINC000458668982.mol2 53 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 -60.197 kcal (2) G-P(sol) polarization free energy of solvation -30.419 kcal (3) G-ENP(sol) elect.-nuc.-pol. free energy of system -90.616 kcal (4) G-CDS(sol) cavity-dispersion-solvent structure free energy -9.537 kcal (5) G-P-CDS(sol) = G-P(sol) + G-CDS(sol) = (2) + (4) -39.956 kcal (6) G-S(sol) free energy of system = (1) + (5) -100.153 kcal 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED Total computer time = 0.62 seconds