Wall clock time and date at job start Wed Apr 1 2020 02:01:52 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 C 1.52999 * 109.47080 * 2 1 4 4 C 1.52999 * 109.47098 * 120.00653 * 2 1 3 5 5 H 1.08999 * 109.46905 * 185.00173 * 4 2 1 6 6 F 1.39896 * 109.46811 * 304.99274 * 4 2 1 7 7 C 1.50697 * 109.47408 * 64.99743 * 4 2 1 8 8 O 1.21285 * 119.99946 * 310.53015 * 7 4 2 9 9 N 1.34776 * 120.00147 * 130.53726 * 7 4 2 10 10 C 1.47156 * 120.99074 * 5.70406 * 9 7 4 11 11 C 1.53287 * 108.39939 * 129.43943 * 10 9 7 12 12 O 1.42978 * 109.23389 * 52.30479 * 11 10 9 13 13 C 1.42902 * 114.17372 * 297.51501 * 12 11 10 14 14 C 1.52953 * 109.56347 * 302.62583 * 13 12 11 15 15 C 1.53007 * 109.50713 * 299.57698 * 14 13 12 16 16 C 1.52998 * 109.46196 * 300.05614 * 15 14 13 17 17 N 1.46498 * 109.47418 * 180.02562 * 16 15 14 18 18 C 1.36938 * 119.99992 * 85.02442 * 17 16 15 19 19 H 1.08003 * 119.99803 * 359.97438 * 18 17 16 20 20 C 1.38809 * 120.00088 * 180.02562 * 18 17 16 21 21 N 1.31625 * 120.00044 * 179.97438 * 20 18 17 22 22 Si 1.86800 * 119.99959 * 359.97438 * 20 18 17 23 23 H 1.48507 * 109.46967 * 90.00730 * 22 20 18 24 24 H 1.48499 * 109.47154 * 210.00366 * 22 20 18 25 25 H 1.48498 * 109.47327 * 330.00796 * 22 20 18 26 26 C 1.53004 * 109.45528 * 60.05796 * 16 15 14 27 27 C 1.52948 * 109.59265 * 182.37886 * 13 12 11 28 28 C 1.47155 * 120.99240 * 185.43161 * 9 7 4 29 29 H 1.09000 * 109.47283 * 59.99784 * 1 2 3 30 30 H 1.09001 * 109.47618 * 180.02562 * 1 2 3 31 31 H 1.09008 * 109.47034 * 299.99828 * 1 2 3 32 32 H 1.09005 * 109.46527 * 240.00157 * 2 1 3 33 33 H 1.09003 * 109.46956 * 180.02562 * 3 2 1 34 34 H 1.09000 * 109.47238 * 300.00243 * 3 2 1 35 35 H 1.08995 * 109.46813 * 60.00784 * 3 2 1 36 36 H 1.09000 * 109.67882 * 249.17123 * 10 9 7 37 37 H 1.08996 * 109.67827 * 9.71190 * 10 9 7 38 38 H 1.08996 * 109.51496 * 172.22845 * 11 10 9 39 39 H 1.08998 * 109.51091 * 292.38103 * 11 10 9 40 40 H 1.09004 * 109.46630 * 59.58939 * 14 13 12 41 41 H 1.09001 * 109.46980 * 179.57105 * 14 13 12 42 42 H 1.08998 * 109.47333 * 180.02562 * 15 14 13 43 43 H 1.09006 * 109.47032 * 60.05066 * 15 14 13 44 44 H 1.09005 * 109.47438 * 300.06709 * 16 15 14 45 45 H 0.96999 * 120.00155 * 265.01565 * 17 16 15 46 46 H 0.96997 * 119.99827 * 179.97438 * 21 20 18 47 47 H 1.08996 * 109.47434 * 179.97438 * 26 16 15 48 48 H 1.09003 * 109.46779 * 59.95030 * 26 16 15 49 49 H 1.09000 * 109.46628 * 180.43713 * 27 13 12 50 50 H 1.09009 * 109.45759 * 300.40860 * 27 13 12 51 51 H 1.09000 * 109.68581 * 350.22391 * 28 9 7 52 52 H 1.08995 * 109.68751 * 110.78935 * 28 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 2.0400 -0.7214 1.2491 5 1 3.1263 -0.6444 1.2951 6 9 1.4823 -0.1316 2.3885 7 6 1.6413 -2.1734 1.1887 8 8 0.4935 -2.4773 0.9412 9 7 2.5601 -3.1343 1.4098 10 6 3.9272 -2.7923 1.8336 11 6 4.2769 -3.6348 3.0655 12 8 4.0273 -5.0133 2.7796 13 6 2.6595 -5.3136 2.4949 14 6 1.7844 -4.8816 3.6726 15 6 2.2109 -5.6399 4.9312 16 6 2.0496 -7.1436 4.6996 17 7 2.4573 -7.8700 5.9047 18 6 1.5622 -8.0644 6.9227 19 1 0.5558 -7.6818 6.8372 20 6 1.9487 -8.7521 8.0648 21 7 1.0884 -8.9385 9.0435 22 14 3.6895 -9.4131 8.2129 23 1 4.5580 -8.3843 8.8395 24 1 3.6846 -10.6363 9.0549 25 1 4.2100 -9.7441 6.8620 26 6 2.9276 -7.5751 3.5231 27 6 2.5018 -6.8173 2.2641 28 6 2.2245 -4.5570 1.2405 29 1 -0.3634 0.5139 -0.8900 30 1 -0.3634 -1.0276 0.0005 31 1 -0.3633 0.5138 0.8901 32 1 1.8932 -0.5138 -0.8901 33 1 3.1300 1.4425 -0.0005 34 1 1.6766 1.9564 -0.8900 35 1 1.6768 1.9562 0.8900 36 1 4.6272 -3.0124 1.0276 37 1 3.9790 -1.7334 2.0864 38 1 5.3299 -3.4993 3.3124 39 1 3.6612 -3.3206 3.9082 40 1 1.9000 -3.8103 3.8374 41 1 0.7407 -5.1042 3.4507 42 1 1.5867 -5.3320 5.7700 43 1 3.2543 -5.4165 5.1540 44 1 1.0065 -7.3670 4.4755 45 1 3.3612 -8.2133 5.9816 46 1 1.3584 -9.4195 9.8414 47 1 2.8133 -8.6464 3.3581 48 1 3.9706 -7.3508 3.7468 49 1 1.4593 -7.0429 2.0394 50 1 3.1283 -7.1237 1.4263 51 1 1.1489 -4.6665 1.1018 52 1 2.7497 -4.9575 0.3734 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 ZINC001093404286.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 02:01:52 Heat of formation + Delta-G solvation = -115.784097 kcal Electronic energy + Delta-G solvation = -32299.414348 eV Core-core repulsion = 28020.659531 eV Total energy + Delta-G solvation = -4278.754817 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) -48.26171 -41.08317 -39.31906 -36.95820 -35.71800 -35.06376 -33.91630 -31.84212 -30.61261 -30.16954 -29.17640 -27.80231 -27.47050 -25.40023 -23.93805 -22.88761 -22.33113 -21.22295 -20.33375 -19.57465 -19.32069 -18.27535 -17.56953 -17.29012 -16.45307 -16.11752 -15.86391 -15.84457 -15.18330 -14.95076 -14.77638 -14.68379 -14.16628 -14.09621 -13.72977 -13.57477 -13.35046 -13.25516 -13.04874 -12.85472 -12.55363 -12.52064 -12.44792 -12.38279 -12.08281 -11.97506 -11.86965 -11.55392 -11.34091 -11.26938 -11.13051 -10.96104 -10.91096 -10.78629 -10.47979 -10.39365 -10.14417 -9.98553 -9.73874 -9.58231 -9.53767 -8.85757 -8.78600 -7.21607 -5.73115 -3.07919 2.02424 2.34804 3.40235 3.43708 3.47745 3.55438 3.73080 3.95516 4.03959 4.33276 4.39788 4.56598 4.62656 4.66848 4.71877 4.80688 4.85011 4.89920 4.95195 5.09445 5.19922 5.28695 5.30172 5.33433 5.43900 5.45668 5.47107 5.53314 5.59254 5.61210 5.63947 5.67110 5.79197 5.79300 5.85336 5.89613 6.01588 6.06792 6.18066 6.21394 6.30990 6.36129 6.55952 6.65469 6.85814 6.93946 7.06212 7.14899 7.64359 8.04365 8.46534 9.25672 9.98462 10.19060 11.45447 Molecular weight = 342.21amu Principal moments of inertia in cm(-1) A = 0.021078 B = 0.002597 C = 0.002533 Principal moments of inertia in units of 10**(-40)*gram-cm**2 A = 1328.058905 B =10779.199665 C =11049.695514 Net atomic charges, atomic populations, and dipole contributions calculated with CM2 Atom NO. Type Charge No. of electrons 1 C -0.165 4.165 2 C -0.109 4.109 3 C -0.149 4.149 4 C 0.081 3.919 5 H 0.102 0.898 6 F -0.185 7.185 7 C 0.496 3.504 8 O -0.510 6.510 9 N -0.605 5.605 10 C 0.066 3.934 11 C 0.042 3.958 12 O -0.358 6.358 13 C 0.109 3.891 14 C -0.137 4.137 15 C -0.129 4.129 16 C 0.184 3.816 17 N -0.749 5.749 18 C -0.240 4.240 19 H 0.089 0.911 20 C 0.002 3.998 21 N -0.936 5.936 22 Si 0.885 3.115 23 H -0.285 1.285 24 H -0.292 1.292 25 H -0.277 1.277 26 C -0.122 4.122 27 C -0.096 4.096 28 C 0.088 3.912 29 H 0.055 0.945 30 H 0.091 0.909 31 H 0.059 0.941 32 H 0.087 0.913 33 H 0.057 0.943 34 H 0.065 0.935 35 H 0.063 0.937 36 H 0.083 0.917 37 H 0.092 0.908 38 H 0.107 0.893 39 H 0.065 0.935 40 H 0.056 0.944 41 H 0.071 0.929 42 H 0.064 0.936 43 H 0.058 0.942 44 H 0.052 0.948 45 H 0.360 0.640 46 H 0.258 0.742 47 H 0.064 0.936 48 H 0.067 0.933 49 H 0.079 0.921 50 H 0.068 0.932 51 H 0.103 0.897 52 H 0.077 0.923 For the charges calculated by CM2: Dipole moment (debyes) X Y Z Total from point charges 7.312 18.751 -22.657 30.306 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 -0.128 4.128 3 C -0.206 4.206 4 C 0.041 3.959 5 H 0.119 0.881 6 F -0.166 7.166 7 C 0.282 3.718 8 O -0.385 6.385 9 N -0.339 5.339 10 C -0.057 4.057 11 C -0.035 4.035 12 O -0.276 6.276 13 C 0.069 3.931 14 C -0.175 4.175 15 C -0.169 4.169 16 C 0.075 3.925 17 N -0.391 5.391 18 C -0.370 4.370 19 H 0.107 0.893 20 C -0.194 4.194 21 N -0.584 5.584 22 Si 0.715 3.285 23 H -0.212 1.212 24 H -0.219 1.219 25 H -0.203 1.203 26 C -0.161 4.161 27 C -0.134 4.134 28 C -0.034 4.034 29 H 0.074 0.926 30 H 0.109 0.891 31 H 0.078 0.922 32 H 0.105 0.895 33 H 0.076 0.924 34 H 0.084 0.916 35 H 0.082 0.918 36 H 0.101 0.899 37 H 0.110 0.890 38 H 0.125 0.875 39 H 0.083 0.917 40 H 0.075 0.925 41 H 0.089 0.911 42 H 0.083 0.917 43 H 0.076 0.924 44 H 0.070 0.930 45 H 0.193 0.807 46 H 0.069 0.931 47 H 0.083 0.917 48 H 0.085 0.915 49 H 0.097 0.903 50 H 0.087 0.913 51 H 0.121 0.879 52 H 0.095 0.905 Dipole moment (debyes) X Y Z Total from point charges 6.593 18.435 -22.605 29.905 hybrid contribution 1.177 -0.098 0.423 1.255 sum 7.770 18.337 -22.182 29.810 Atomic orbital electron populations 1.22095 0.93011 1.05216 1.01831 1.21560 0.98806 0.96889 0.95583 1.21857 1.00903 0.94841 1.03019 1.21763 0.99346 0.89592 0.85155 0.88085 1.92888 1.87536 1.84435 1.51718 1.20939 0.85591 0.87722 0.77527 1.90653 1.18209 1.82627 1.47023 1.48173 1.11746 1.06799 1.67178 1.22658 0.83118 1.00839 0.99092 1.22952 1.02429 0.82698 0.95455 1.88031 1.25641 1.23921 1.90024 1.21775 0.82481 0.95816 0.92991 1.22078 0.99670 0.99889 0.95910 1.22134 1.01306 0.97910 0.95546 1.20170 0.96750 0.89699 0.85899 1.42786 1.12317 1.66640 1.17333 1.19089 0.94503 1.29513 0.93849 0.89301 1.24675 0.97332 1.00817 0.96526 1.69708 1.34018 1.46902 1.07768 0.86540 0.86006 0.78638 0.77308 1.21204 1.21854 1.20275 1.21750 1.00832 0.99323 0.94147 1.21435 1.02110 0.90796 0.99084 1.22358 1.03479 0.79066 0.98499 0.92626 0.89085 0.92236 0.89471 0.92404 0.91612 0.91762 0.89922 0.88964 0.87536 0.91708 0.92494 0.91078 0.91733 0.92361 0.93006 0.80696 0.93148 0.91718 0.91472 0.90264 0.91344 0.87861 0.90516 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 -0.16 -1.52 8.69 37.16 0.32 -1.20 16 2 C -0.11 -0.82 2.76 -90.62 -0.25 -1.07 16 3 C -0.15 -0.86 9.11 37.16 0.34 -0.52 16 4 C 0.08 0.69 3.00 -27.89 -0.08 0.61 16 5 H 0.10 0.56 5.57 -51.93 -0.29 0.27 16 6 F -0.19 -2.05 16.03 2.25 0.04 -2.02 16 7 C 0.50 5.49 6.98 -10.99 -0.08 5.42 16 8 O -0.51 -7.24 13.40 5.55 0.07 -7.17 16 9 N -0.60 -5.96 2.55 -172.57 -0.44 -6.40 16 10 C 0.07 0.47 6.38 -3.54 -0.02 0.45 16 11 C 0.04 0.39 6.60 37.31 0.25 0.64 16 12 O -0.36 -4.37 8.94 -35.23 -0.31 -4.69 16 13 C 0.11 1.33 0.68 -90.77 -0.06 1.27 16 14 C -0.14 -1.97 4.17 -26.75 -0.11 -2.08 16 15 C -0.13 -2.28 5.36 -26.73 -0.14 -2.42 16 16 C 0.18 3.54 2.77 -67.93 -0.19 3.35 16 17 N -0.75 -17.88 4.92 -53.42 -0.26 -18.14 16 18 C -0.24 -6.82 10.41 -15.06 -0.16 -6.97 16 19 H 0.09 2.72 8.06 -52.48 -0.42 2.29 16 20 C 0.00 0.06 5.50 -17.43 -0.10 -0.04 16 21 N -0.94 -29.75 13.97 55.49 0.78 -28.98 16 22 Si 0.88 22.41 27.74 -169.99 -4.71 17.69 16 23 H -0.29 -7.19 7.11 56.52 0.40 -6.79 16 24 H -0.29 -7.49 7.11 56.52 0.40 -7.09 16 25 H -0.28 -6.59 6.52 56.52 0.37 -6.23 16 26 C -0.12 -1.91 5.25 -26.73 -0.14 -2.05 16 27 C -0.10 -1.18 4.94 -26.76 -0.13 -1.31 16 28 C 0.09 0.94 5.27 -3.78 -0.02 0.92 16 29 H 0.05 0.43 8.14 -51.93 -0.42 0.00 16 30 H 0.09 1.05 5.34 -51.93 -0.28 0.78 16 31 H 0.06 0.59 7.69 -51.92 -0.40 0.19 16 32 H 0.09 0.58 8.14 -51.93 -0.42 0.15 16 33 H 0.06 0.25 8.14 -51.93 -0.42 -0.17 16 34 H 0.06 0.33 8.14 -51.93 -0.42 -0.10 16 35 H 0.06 0.42 7.93 -51.93 -0.41 0.01 16 36 H 0.08 0.48 8.14 -51.93 -0.42 0.05 16 37 H 0.09 0.47 5.51 -51.93 -0.29 0.18 16 38 H 0.11 0.76 8.14 -51.93 -0.42 0.34 16 39 H 0.06 0.69 6.25 -51.93 -0.32 0.37 16 40 H 0.06 0.81 6.10 -51.93 -0.32 0.50 16 41 H 0.07 1.05 8.14 -51.93 -0.42 0.63 16 42 H 0.06 1.30 8.14 -51.93 -0.42 0.87 16 43 H 0.06 1.05 7.70 -51.93 -0.40 0.65 16 44 H 0.05 1.05 8.08 -51.93 -0.42 0.63 16 45 H 0.36 8.51 5.66 -40.82 -0.23 8.28 16 46 H 0.26 7.83 8.31 -40.82 -0.34 7.49 16 47 H 0.06 1.02 8.14 -51.93 -0.42 0.60 16 48 H 0.07 1.08 7.70 -51.93 -0.40 0.68 16 49 H 0.08 0.92 8.14 -51.93 -0.42 0.49 16 50 H 0.07 0.73 8.14 -51.92 -0.42 0.31 16 51 H 0.10 1.22 7.05 -51.93 -0.37 0.85 16 52 H 0.08 0.72 8.13 -51.93 -0.42 0.29 16 LS Contribution 390.80 15.07 5.89 5.89 Total: -1.00 -33.95 390.80 -8.32 -42.27 By element: Atomic # 1 Polarization: 15.33 SS G_CDS: -8.79 Total: 6.55 kcal Atomic # 6 Polarization: -4.43 SS G_CDS: -0.57 Total: -5.00 kcal Atomic # 7 Polarization: -53.59 SS G_CDS: 0.07 Total: -53.52 kcal Atomic # 8 Polarization: -11.62 SS G_CDS: -0.24 Total: -11.86 kcal Atomic # 9 Polarization: -2.05 SS G_CDS: 0.04 Total: -2.02 kcal Atomic # 14 Polarization: 22.41 SS G_CDS: -4.71 Total: 17.69 kcal Total LS contribution 5.89 Total: 5.89 kcal Total: -33.95 -8.32 -42.27 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. ZINC001093404286.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 -73.519 kcal (2) G-P(sol) polarization free energy of solvation -33.948 kcal (3) G-ENP(sol) elect.-nuc.-pol. free energy of system -107.467 kcal (4) G-CDS(sol) cavity-dispersion-solvent structure free energy -8.318 kcal (5) G-P-CDS(sol) = G-P(sol) + G-CDS(sol) = (2) + (4) -42.265 kcal (6) G-S(sol) free energy of system = (1) + (5) -115.784 kcal 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED Total computer time = 0.80 seconds