Wall clock time and date at job start Wed Apr 1 2020 02:01:13 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 1.52999 * 1 3 3 C 1.53003 * 109.47118 * 2 1 4 4 C 1.53001 * 109.46816 * 119.99623 * 2 1 3 5 5 H 1.09007 * 109.47146 * 184.99585 * 4 2 1 6 6 F 1.39896 * 109.47632 * 304.99634 * 4 2 1 7 7 C 1.50700 * 109.47319 * 65.00293 * 4 2 1 8 8 O 1.21280 * 119.99713 * 316.00622 * 7 4 2 9 9 N 1.34780 * 120.00370 * 136.00039 * 7 4 2 10 10 C 1.46932 * 120.56931 * 355.58282 * 9 7 4 11 11 C 1.53291 * 108.71375 * 125.83873 * 10 9 7 12 12 C 1.52428 * 109.39084 * 53.71884 * 11 10 9 13 13 C 1.53582 * 110.46365 * 177.15302 * 12 11 10 14 14 O 1.43898 * 107.11558 * 239.50855 * 13 12 11 15 15 C 1.44428 * 106.99460 * 26.36351 * 14 13 12 16 16 H 1.09007 * 110.73475 * 78.83978 * 15 14 13 17 17 C 1.53002 * 110.60678 * 201.73665 * 15 14 13 18 18 N 1.46497 * 109.47006 * 294.13893 * 17 15 14 19 19 C 1.36939 * 119.99658 * 179.97438 * 18 17 15 20 20 H 1.07997 * 120.00622 * 0.02562 * 19 18 17 21 21 C 1.38817 * 120.00074 * 180.02562 * 19 18 17 22 22 N 1.31628 * 119.99754 * 359.97438 * 21 19 18 23 23 Si 1.86796 * 120.00132 * 180.02562 * 21 19 18 24 24 H 1.48497 * 109.47210 * 59.99997 * 23 21 19 25 25 H 1.48505 * 109.47140 * 180.02562 * 23 21 19 26 26 H 1.48497 * 109.47273 * 299.99844 * 23 21 19 27 27 C 1.54326 * 110.02470 * 62.06836 * 12 11 10 28 28 C 1.52424 * 110.97180 * 300.04534 * 12 11 10 29 29 C 1.46927 * 120.57105 * 175.55881 * 9 7 4 30 30 H 1.09004 * 109.46991 * 299.99812 * 1 2 3 31 31 H 1.08998 * 109.47351 * 60.00232 * 1 2 3 32 32 H 1.08995 * 109.47111 * 180.02562 * 1 2 3 33 33 H 1.08996 * 109.47077 * 239.99527 * 2 1 3 34 34 H 1.09000 * 109.46822 * 179.97438 * 3 2 1 35 35 H 1.08998 * 109.46820 * 300.00093 * 3 2 1 36 36 H 1.09000 * 109.47041 * 59.99715 * 3 2 1 37 37 H 1.08998 * 109.60099 * 6.06180 * 10 9 7 38 38 H 1.09006 * 109.59256 * 245.60654 * 10 9 7 39 39 H 1.09001 * 109.48416 * 293.74774 * 11 10 9 40 40 H 1.08996 * 109.48287 * 173.69643 * 11 10 9 41 41 H 1.08998 * 109.91130 * 358.87613 * 13 12 11 42 42 H 1.08999 * 109.90765 * 119.95374 * 13 12 11 43 43 H 1.09003 * 109.46428 * 54.13403 * 17 15 14 44 44 H 1.08998 * 109.47346 * 174.13811 * 17 15 14 45 45 H 0.96996 * 120.00438 * 359.97438 * 18 17 15 46 46 H 0.96996 * 119.99822 * 179.97438 * 22 21 19 47 47 H 1.09002 * 110.92967 * 339.89322 * 27 12 11 48 48 H 1.09004 * 110.96109 * 216.24856 * 27 12 11 49 49 H 1.08996 * 109.48162 * 179.91412 * 28 12 11 50 50 H 1.08998 * 109.48301 * 299.96424 * 28 12 11 51 51 H 1.09000 * 109.59242 * 353.92085 * 29 9 7 52 52 H 1.08993 * 109.59376 * 114.38167 * 29 9 7 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 6 2.0400 1.4425 0.0000 4 6 2.0399 -0.7212 1.2493 5 1 3.1263 -0.6444 1.2952 6 9 1.4822 -0.1314 2.3887 7 6 1.6413 -2.1733 1.1891 8 8 0.5197 -2.4803 0.8447 9 7 2.5312 -3.1307 1.5178 10 6 3.9204 -2.7797 1.8431 11 6 4.2678 -3.3682 3.2153 12 6 3.9642 -4.8619 3.2169 13 6 4.3698 -5.4908 4.5581 14 8 5.3464 -6.5079 4.2708 15 6 5.9982 -6.1311 3.0383 16 1 6.7448 -5.3574 3.2173 17 6 6.6384 -7.3511 2.3729 18 7 7.7283 -7.8506 3.2147 19 6 8.4517 -8.9445 2.8204 20 1 8.2191 -9.4386 1.8888 21 6 9.4842 -9.4182 3.6183 22 7 9.7682 -8.8156 4.7536 23 14 10.4715 -10.9098 3.0801 24 1 11.1258 -10.6267 1.7775 25 1 11.5079 -11.2116 4.1000 26 1 9.5653 -12.0773 2.9355 27 6 4.8389 -5.5801 2.1677 28 6 2.4892 -5.1191 2.9315 29 6 2.1287 -4.5432 1.5574 30 1 -0.3633 0.5138 0.8900 31 1 -0.3634 0.5138 -0.8900 32 1 -0.3633 -1.0276 0.0005 33 1 1.8933 -0.5139 -0.8899 34 1 3.1300 1.4425 0.0005 35 1 1.6766 1.9563 -0.8900 36 1 1.6766 1.9564 0.8900 37 1 4.0262 -1.6953 1.8729 38 1 4.5885 -3.1938 1.0879 39 1 3.6722 -2.8753 3.9837 40 1 5.3269 -3.2122 3.4201 41 1 4.8050 -4.7314 5.2077 42 1 3.4979 -5.9347 5.0386 43 1 5.8883 -8.1322 2.2482 44 1 7.0334 -7.0675 1.3974 45 1 7.9376 -7.4067 4.0513 46 1 10.4893 -9.1468 5.3113 47 1 5.2114 -4.8761 1.4236 48 1 4.2892 -6.3922 1.6918 49 1 2.2997 -6.1925 2.9369 50 1 1.8814 -4.6385 3.6981 51 1 1.0531 -4.6213 1.3990 52 1 2.6561 -5.0955 0.7797 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) 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). 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 ZINC001755464098.mol2 52 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED SCF FIELD WAS ACHIEVED Wall clock time and date at job start Wed Apr 1 2020 02:01:13 Heat of formation + Delta-G solvation = -118.188033 kcal Electronic energy + Delta-G solvation = -31348.947982 eV Core-core repulsion = 27070.088922 eV Total energy + Delta-G solvation = -4278.859060 eV No. of doubly occupied orbitals = 66 Molecular weight (most abundant/longest-lived isotopes) = 342.211 amu Computer time = 0.80 seconds Orbital eigenvalues (eV) -48.30684 -41.09081 -39.63867 -37.20068 -35.67025 -34.58164 -33.56999 -31.83613 -31.61550 -29.47341 -28.76327 -27.52451 -27.06370 -25.43594 -23.91721 -23.40029 -22.66688 -21.28995 -20.72473 -20.13454 -18.72657 -18.10269 -17.26265 -17.09520 -16.40104 -16.31426 -15.99124 -15.49211 -15.15302 -15.02209 -14.86301 -14.56057 -14.19491 -14.07805 -13.88009 -13.64824 -13.47887 -13.27770 -13.20564 -13.11050 -12.80958 -12.64655 -12.49042 -12.39135 -12.17728 -11.88150 -11.66083 -11.62638 -11.48930 -11.35171 -11.18020 -11.08122 -10.98737 -10.78249 -10.59942 -10.51162 -10.45558 -10.01044 -9.76854 -9.63840 -9.29990 -9.06372 -8.85110 -6.87752 -5.71626 -3.00366 1.98616 2.39479 3.46308 3.50309 3.51696 3.72215 3.93031 3.94454 4.05925 4.25933 4.32981 4.36876 4.46599 4.61759 4.67258 4.76296 4.84026 4.89682 4.92810 5.04539 5.06384 5.14169 5.19393 5.28387 5.28883 5.34920 5.38673 5.45857 5.47070 5.58949 5.60525 5.61186 5.62797 5.66721 5.73920 5.79018 5.85470 5.87977 5.97569 6.02010 6.03485 6.12919 6.22853 6.33872 6.56190 6.75359 6.86912 7.29888 7.62207 7.71669 8.46721 9.57959 10.16284 10.51740 11.51060 Molecular weight = 342.21amu Principal moments of inertia in cm(-1) A = 0.026492 B = 0.002027 C = 0.002008 Principal moments of inertia in units of 10**(-40)*gram-cm**2 A = 1056.663755 B =13810.865915 C =13939.817319 Net atomic charges, atomic populations, and dipole contributions calculated with CM2 Atom NO. Type Charge No. of electrons 1 C -0.166 4.166 2 C -0.110 4.110 3 C -0.150 4.150 4 C 0.078 3.922 5 H 0.104 0.896 6 F -0.187 7.187 7 C 0.496 3.504 8 O -0.517 6.517 9 N -0.600 5.600 10 C 0.096 3.904 11 C -0.122 4.122 12 C -0.092 4.092 13 C 0.055 3.945 14 O -0.356 6.356 15 C 0.074 3.926 16 H 0.068 0.932 17 C 0.160 3.840 18 N -0.728 5.728 19 C -0.240 4.240 20 H 0.069 0.931 21 C -0.014 4.014 22 N -0.932 5.932 23 Si 0.908 3.092 24 H -0.286 1.286 25 H -0.291 1.291 26 H -0.286 1.286 27 C -0.141 4.141 28 C -0.118 4.118 29 C 0.110 3.890 30 H 0.056 0.944 31 H 0.054 0.946 32 H 0.093 0.907 33 H 0.088 0.912 34 H 0.058 0.942 35 H 0.065 0.935 36 H 0.062 0.938 37 H 0.088 0.912 38 H 0.083 0.917 39 H 0.072 0.928 40 H 0.085 0.915 41 H 0.056 0.944 42 H 0.080 0.920 43 H 0.025 0.975 44 H 0.030 0.970 45 H 0.387 0.613 46 H 0.255 0.745 47 H 0.079 0.921 48 H 0.081 0.919 49 H 0.084 0.916 50 H 0.069 0.931 51 H 0.094 0.906 52 H 0.075 0.925 For the charges calculated by CM2: Dipole moment (debyes) X Y Z Total from point charges -17.537 20.845 -8.362 28.495 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 -0.222 4.222 2 C -0.129 4.129 3 C -0.207 4.207 4 C 0.039 3.961 5 H 0.122 0.878 6 F -0.167 7.167 7 C 0.281 3.719 8 O -0.393 6.393 9 N -0.334 5.334 10 C -0.026 4.026 11 C -0.160 4.160 12 C -0.092 4.092 13 C -0.022 4.022 14 O -0.274 6.274 15 C 0.016 3.984 16 H 0.086 0.914 17 C 0.033 3.967 18 N -0.372 5.372 19 C -0.371 4.371 20 H 0.087 0.913 21 C -0.210 4.210 22 N -0.580 5.580 23 Si 0.739 3.261 24 H -0.213 1.213 25 H -0.217 1.217 26 H -0.213 1.213 27 C -0.179 4.179 28 C -0.156 4.156 29 C -0.011 4.011 30 H 0.075 0.925 31 H 0.073 0.927 32 H 0.111 0.889 33 H 0.106 0.894 34 H 0.077 0.923 35 H 0.084 0.916 36 H 0.081 0.919 37 H 0.106 0.894 38 H 0.101 0.899 39 H 0.091 0.909 40 H 0.103 0.897 41 H 0.074 0.926 42 H 0.098 0.902 43 H 0.043 0.957 44 H 0.047 0.953 45 H 0.221 0.779 46 H 0.065 0.935 47 H 0.097 0.903 48 H 0.099 0.901 49 H 0.103 0.897 50 H 0.087 0.913 51 H 0.112 0.888 52 H 0.093 0.907 Dipole moment (debyes) X Y Z Total from point charges -18.042 20.354 -8.473 28.489 hybrid contribution 0.734 -0.444 0.127 0.867 sum -17.308 19.911 -8.347 27.671 Atomic orbital electron populations 1.22124 0.93151 1.05308 1.01654 1.21562 0.98721 0.96875 0.95711 1.21865 1.01009 0.94891 1.02931 1.21819 0.99588 0.89679 0.85001 0.87808 1.92871 1.87559 1.84459 1.51848 1.20933 0.85336 0.87852 0.77729 1.90618 1.20186 1.82570 1.45932 1.48203 1.10716 1.07389 1.67084 1.22099 0.81886 1.00789 0.97815 1.21903 1.02745 0.94716 0.96649 1.21506 0.95783 0.95240 0.96719 1.23130 0.92787 0.91403 0.94884 1.89109 1.51873 1.44859 1.41589 1.23431 0.93426 0.97804 0.83742 0.91423 1.20697 0.90665 0.92071 0.93304 1.42268 1.36008 1.34731 1.24237 1.19178 1.09762 1.04572 1.03629 0.91300 1.24755 0.99619 0.99653 0.97019 1.69669 1.32933 1.42299 1.13125 0.86258 0.79703 0.82815 0.77334 1.21311 1.21701 1.21294 1.23294 0.96739 1.00141 0.97704 1.21894 0.94913 1.01944 0.96860 1.21735 1.02103 0.79620 0.97668 0.92476 0.92709 0.88853 0.89394 0.92329 0.91635 0.91868 0.89420 0.89937 0.90891 0.89698 0.92599 0.90205 0.95715 0.95257 0.77895 0.93507 0.90257 0.90076 0.89728 0.91277 0.88775 0.90687 Number of geometries 1 Number of calculations of the screened coulomb radii 1 The total number of SCF iterations 13. 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 -0.17 -1.41 8.71 37.16 0.32 -1.09 16 2 C -0.11 -0.78 2.74 -90.62 -0.25 -1.03 16 3 C -0.15 -0.83 9.11 37.16 0.34 -0.49 16 4 C 0.08 0.61 3.08 -27.88 -0.09 0.52 16 5 H 0.10 0.54 5.33 -51.93 -0.28 0.26 16 6 F -0.19 -1.85 16.03 2.25 0.04 -1.82 16 7 C 0.50 4.90 7.04 -10.98 -0.08 4.82 16 8 O -0.52 -6.61 13.19 5.56 0.07 -6.54 16 9 N -0.60 -5.12 2.96 -172.64 -0.51 -5.63 16 10 C 0.10 0.64 6.01 -3.66 -0.02 0.62 16 11 C -0.12 -0.96 4.67 -26.87 -0.13 -1.08 16 12 C -0.09 -0.90 0.63 -154.10 -0.10 -0.99 16 13 C 0.06 0.69 7.04 37.46 0.26 0.96 16 14 O -0.36 -6.31 11.21 -35.23 -0.40 -6.70 16 15 C 0.07 1.18 3.39 -25.62 -0.09 1.09 16 16 H 0.07 1.09 8.14 -51.93 -0.42 0.66 16 17 C 0.16 3.24 6.00 -4.04 -0.02 3.22 16 18 N -0.73 -19.04 5.58 -59.91 -0.33 -19.38 16 19 C -0.24 -6.87 9.99 -15.06 -0.15 -7.02 16 20 H 0.07 1.89 7.83 -52.49 -0.41 1.48 16 21 C -0.01 -0.42 5.50 -17.42 -0.10 -0.52 16 22 N -0.93 -28.78 13.06 55.49 0.72 -28.06 16 23 Si 0.91 22.67 29.55 -169.99 -5.02 17.65 16 24 H -0.29 -6.98 7.11 56.52 0.40 -6.58 16 25 H -0.29 -7.30 7.11 56.52 0.40 -6.90 16 26 H -0.29 -7.04 7.11 56.52 0.40 -6.64 16 27 C -0.14 -1.57 4.55 -24.93 -0.11 -1.69 16 28 C -0.12 -1.05 4.54 -26.87 -0.12 -1.17 16 29 C 0.11 0.97 6.12 -3.66 -0.02 0.95 16 30 H 0.06 0.52 7.69 -51.93 -0.40 0.12 16 31 H 0.05 0.39 8.14 -51.93 -0.42 -0.03 16 32 H 0.09 1.00 5.23 -51.93 -0.27 0.73 16 33 H 0.09 0.57 8.14 -51.93 -0.42 0.15 16 34 H 0.06 0.26 8.14 -51.93 -0.42 -0.17 16 35 H 0.06 0.32 8.14 -51.93 -0.42 -0.10 16 36 H 0.06 0.39 7.94 -51.93 -0.41 -0.03 16 37 H 0.09 0.42 5.13 -51.93 -0.27 0.15 16 38 H 0.08 0.50 6.44 -51.93 -0.33 0.16 16 39 H 0.07 0.57 8.14 -51.93 -0.42 0.15 16 40 H 0.08 0.65 8.14 -51.93 -0.42 0.23 16 41 H 0.06 0.66 7.68 -51.93 -0.40 0.26 16 42 H 0.08 0.93 7.68 -51.93 -0.40 0.53 16 43 H 0.03 0.52 8.14 -51.93 -0.42 0.10 16 44 H 0.03 0.57 8.14 -51.93 -0.42 0.15 16 45 H 0.39 10.81 7.67 -40.82 -0.31 10.49 16 46 H 0.26 7.60 8.31 -40.82 -0.34 7.26 16 47 H 0.08 0.74 6.02 -51.93 -0.31 0.43 16 48 H 0.08 0.92 7.51 -51.93 -0.39 0.53 16 49 H 0.08 0.77 8.14 -51.93 -0.42 0.34 16 50 H 0.07 0.62 8.14 -51.93 -0.42 0.20 16 51 H 0.09 0.92 7.02 -51.93 -0.36 0.56 16 52 H 0.07 0.62 7.35 -51.93 -0.38 0.24 16 LS Contribution 396.41 15.07 5.97 5.97 Total: -1.00 -34.14 396.41 -8.52 -42.66 By element: Atomic # 1 Polarization: 13.46 SS G_CDS: -8.72 Total: 4.74 kcal Atomic # 6 Polarization: -2.56 SS G_CDS: -0.35 Total: -2.90 kcal Atomic # 7 Polarization: -52.94 SS G_CDS: -0.12 Total: -53.07 kcal Atomic # 8 Polarization: -12.92 SS G_CDS: -0.32 Total: -13.24 kcal Atomic # 9 Polarization: -1.85 SS G_CDS: 0.04 Total: -1.82 kcal Atomic # 14 Polarization: 22.67 SS G_CDS: -5.02 Total: 17.65 kcal Total LS contribution 5.97 Total: 5.97 kcal Total: -34.14 -8.52 -42.66 kcal The number of atoms in the molecule is 52 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. ZINC001755464098.mol2 52 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 -75.528 kcal (2) G-P(sol) polarization free energy of solvation -34.142 kcal (3) G-ENP(sol) elect.-nuc.-pol. free energy of system -109.670 kcal (4) G-CDS(sol) cavity-dispersion-solvent structure free energy -8.518 kcal (5) G-P-CDS(sol) = G-P(sol) + G-CDS(sol) = (2) + (4) -42.660 kcal (6) G-S(sol) free energy of system = (1) + (5) -118.188 kcal 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED Total computer time = 0.80 seconds