Wall clock time and date at job start Sat Apr 11 2020 06:10:53 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 1.53004 * 1 3 3 H 1.09002 * 109.46954 * 2 1 4 4 C 1.50697 * 109.47503 * 239.99939 * 2 1 3 5 5 H 1.07996 * 119.99819 * 335.19265 * 4 2 1 6 6 C 1.37878 * 119.99967 * 155.18568 * 4 2 1 7 7 N 1.31509 * 120.00034 * 355.37809 * 6 4 2 8 8 Si 1.86805 * 119.99793 * 175.37499 * 6 4 2 9 9 H 1.48498 * 109.47197 * 0.02562 * 8 6 4 10 10 H 1.48502 * 109.46758 * 240.00344 * 8 6 4 11 11 H 1.48493 * 109.46915 * 120.00279 * 8 6 4 12 12 C 1.50699 * 109.47198 * 119.99677 * 2 1 3 13 13 O 1.21284 * 120.00019 * 120.00073 * 12 2 1 14 14 N 1.34775 * 120.00385 * 300.00481 * 12 2 1 15 15 C 1.46504 * 120.00286 * 179.97438 * 14 12 2 16 16 C 1.53004 * 109.46966 * 179.97438 * 15 14 12 17 17 H 1.08996 * 110.63815 * 54.30535 * 16 15 14 18 18 C 1.54320 * 110.71963 * 291.15951 * 16 15 14 19 19 N 1.47026 * 107.26813 * 219.44360 * 18 16 15 20 20 C 1.34777 * 125.64685 * 178.98011 * 19 18 16 21 21 O 1.21510 * 119.99815 * 0.02562 * 20 19 18 22 22 O 1.34639 * 119.99943 * 180.02562 * 20 19 18 23 23 C 1.45198 * 117.00028 * 179.97438 * 22 20 19 24 24 C 1.53006 * 109.47083 * 59.99913 * 23 22 20 25 25 C 1.52998 * 109.47282 * 179.97438 * 23 22 20 26 26 C 1.53006 * 109.47237 * 300.00119 * 23 22 20 27 27 C 1.47426 * 108.70510 * 358.94168 * 19 18 16 28 28 C 1.55122 * 104.93844 * 24.00510 * 27 19 18 29 29 H 1.09005 * 110.94178 * 81.21549 * 28 27 19 30 30 C 1.53008 * 111.16095 * 205.12918 * 28 27 19 31 31 H 1.08999 * 109.47528 * 295.19588 * 1 2 3 32 32 H 1.08997 * 109.46805 * 55.20077 * 1 2 3 33 33 H 1.08999 * 109.46869 * 175.19869 * 1 2 3 34 34 H 0.97003 * 120.00161 * 5.41207 * 7 6 4 35 35 H 0.97002 * 120.00027 * 359.97438 * 14 12 2 36 36 H 1.08996 * 109.46994 * 299.99866 * 15 14 12 37 37 H 1.08995 * 109.46743 * 60.00465 * 15 14 12 38 38 H 1.08996 * 109.88598 * 338.86600 * 18 16 15 39 39 H 1.09000 * 109.88038 * 100.02886 * 18 16 15 40 40 H 1.09002 * 109.46624 * 59.99859 * 24 23 22 41 41 H 1.08995 * 109.46742 * 179.97438 * 24 23 22 42 42 H 1.09004 * 109.47075 * 300.00103 * 24 23 22 43 43 H 1.09004 * 109.46698 * 60.00388 * 25 23 22 44 44 H 1.09000 * 109.47390 * 179.97438 * 25 23 22 45 45 H 1.08992 * 109.47189 * 300.00491 * 25 23 22 46 46 H 1.09000 * 109.46703 * 59.99605 * 26 23 22 47 47 H 1.08998 * 109.46975 * 179.97438 * 26 23 22 48 48 H 1.08994 * 109.46907 * 300.00090 * 26 23 22 49 49 H 1.08999 * 110.36401 * 142.96355 * 27 19 18 50 50 H 1.08999 * 110.36787 * 265.29284 * 27 19 18 51 51 H 1.08996 * 109.47255 * 172.17220 * 30 28 27 52 52 H 1.09001 * 109.46903 * 292.17361 * 30 28 27 53 53 H 1.09001 * 109.47063 * 52.16933 * 30 28 27 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 1 1.8933 1.0277 0.0000 4 6 2.0325 -0.7104 -1.2304 5 1 1.4121 -1.4463 -1.7202 6 6 3.2841 -0.4207 -1.7309 7 7 4.0027 0.5388 -1.1900 8 14 3.9592 -1.3913 -3.1772 9 1 2.9624 -2.4076 -3.5999 10 1 5.2176 -2.0690 -2.7743 11 1 4.2341 -0.4683 -4.3075 12 6 2.0324 -0.7103 1.2305 13 8 2.7297 -1.6964 1.1193 14 7 1.7068 -0.2499 2.4546 15 6 2.1947 -0.9408 3.6508 16 6 1.6852 -0.2191 4.9000 17 1 0.6003 -0.1188 4.8701 18 6 2.3576 1.1623 5.0449 19 7 2.6379 1.3636 6.4741 20 6 3.2399 2.4427 7.0121 21 8 3.6011 3.3564 6.2971 22 8 3.4410 2.5084 8.3418 23 6 4.0957 3.7000 8.8514 24 6 3.2581 4.9315 8.5010 25 6 4.2356 3.5946 10.3713 26 6 5.4828 3.8299 8.2189 27 6 2.1505 0.1899 7.2213 28 6 2.1324 -0.9645 6.1853 29 1 3.1270 -1.3933 6.0623 30 6 1.1179 -2.0413 6.5758 31 1 -0.3634 0.4375 0.9299 32 1 -0.3633 0.5865 -0.8439 33 1 -0.3633 -1.0241 -0.0860 34 1 3.6870 0.9897 -0.3913 35 1 1.1493 0.5389 2.5436 36 1 1.8310 -1.9683 3.6506 37 1 3.2846 -0.9411 3.6510 38 1 3.2884 1.1828 4.4781 39 1 1.6852 1.9414 4.6857 40 1 2.2699 4.8389 8.9516 41 1 3.7493 5.8259 8.8840 42 1 3.1580 5.0068 7.4182 43 1 4.8322 2.7172 10.6213 44 1 4.7274 4.4889 10.7539 45 1 3.2473 3.5022 10.8216 46 1 5.3827 3.9052 7.1361 47 1 5.9741 4.7247 8.6011 48 1 6.0795 2.9526 8.4684 49 1 2.8285 -0.0459 8.0415 50 1 1.1447 0.3720 7.5998 51 1 1.0265 -2.7651 5.7660 52 1 1.4558 -2.5481 7.4797 53 1 0.1487 -1.5777 6.7599 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 ZINC000927129106.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 06:10:53 Heat of formation + Delta-G solvation = -134.992742 kcal Electronic energy + Delta-G solvation = -30904.350477 eV Core-core repulsion = 26775.534494 eV Total energy + Delta-G solvation = -4128.815983 eV No. of doubly occupied orbitals = 66 Molecular weight (most abundant/longest-lived isotopes) = 340.220 amu Computer time = 1.00 seconds Orbital eigenvalues (eV) -41.03172 -39.54077 -38.40706 -36.86106 -34.68137 -34.04616 -33.65535 -32.86251 -31.02200 -29.86539 -27.70735 -27.62590 -26.73576 -26.12833 -24.59980 -23.17175 -22.12619 -21.39056 -20.42858 -19.68521 -19.25267 -18.01913 -17.20605 -16.81262 -16.52852 -15.89697 -15.59839 -15.17928 -15.08605 -14.69730 -14.55867 -14.07015 -14.00127 -13.68752 -13.61829 -13.54831 -13.07326 -12.90930 -12.81423 -12.72091 -12.59541 -12.42530 -12.16901 -12.13230 -12.08406 -11.87374 -11.61517 -11.59168 -11.48207 -11.27856 -11.10660 -11.00962 -10.91771 -10.87869 -10.66378 -10.59045 -10.18423 -10.06808 -9.77875 -8.93322 -8.78921 -8.45560 -8.32663 -8.21956 -6.32531 -4.03538 1.87196 2.69106 3.49087 3.56335 3.63209 3.68705 3.85060 3.91498 4.16700 4.34618 4.43865 4.47674 4.55194 4.61254 4.62459 4.93405 5.01023 5.13204 5.16933 5.17546 5.23964 5.25476 5.27104 5.40210 5.44462 5.46740 5.48995 5.53585 5.59286 5.67657 5.68449 5.69889 5.83254 5.89710 5.93331 6.00081 6.04380 6.09882 6.14848 6.18767 6.23777 6.26708 6.42566 6.53902 7.04499 7.15089 7.20102 7.28608 7.97421 8.17544 8.41700 8.50204 8.89657 9.44266 9.68431 11.06303 Molecular weight = 340.22amu Principal moments of inertia in cm(-1) A = 0.014666 B = 0.002432 C = 0.002235 Principal moments of inertia in units of 10**(-40)*gram-cm**2 A = 1908.721904 B =11511.406522 C =12524.161018 Net atomic charges, atomic populations, and dipole contributions calculated with CM2 Atom NO. Type Charge No. of electrons 1 C -0.123 4.123 2 C 0.006 3.994 3 H 0.056 0.944 4 C -0.570 4.570 5 H 0.053 0.947 6 C 0.028 3.972 7 N -0.906 5.906 8 Si 1.077 2.923 9 H -0.289 1.289 10 H -0.287 1.287 11 H -0.288 1.288 12 C 0.505 3.495 13 O -0.528 6.528 14 N -0.754 5.754 15 C 0.132 3.868 16 C -0.107 4.107 17 H 0.094 0.906 18 C 0.129 3.871 19 N -0.604 5.604 20 C 0.666 3.334 21 O -0.563 6.563 22 O -0.363 6.363 23 C 0.135 3.865 24 C -0.183 4.183 25 C -0.139 4.139 26 C -0.184 4.184 27 C 0.109 3.891 28 C -0.098 4.098 29 H 0.091 0.909 30 C -0.141 4.141 31 H 0.029 0.971 32 H 0.053 0.947 33 H 0.044 0.956 34 H 0.266 0.734 35 H 0.391 0.609 36 H 0.065 0.935 37 H 0.062 0.938 38 H 0.079 0.921 39 H 0.073 0.927 40 H 0.058 0.942 41 H 0.070 0.930 42 H 0.088 0.912 43 H 0.066 0.934 44 H 0.080 0.920 45 H 0.066 0.934 46 H 0.089 0.911 47 H 0.070 0.930 48 H 0.059 0.941 49 H 0.080 0.920 50 H 0.071 0.929 51 H 0.066 0.934 52 H 0.060 0.940 53 H 0.059 0.941 For the charges calculated by CM2: Dipole moment (debyes) X Y Z Total from point charges -4.987 3.965 25.476 26.261 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 -0.181 4.181 2 C -0.015 4.015 3 H 0.074 0.926 4 C -0.608 4.608 5 H 0.071 0.929 6 C -0.177 4.177 7 N -0.541 5.541 8 Si 0.906 3.094 9 H -0.215 1.215 10 H -0.213 1.213 11 H -0.215 1.215 12 C 0.293 3.707 13 O -0.402 6.402 14 N -0.409 5.409 15 C 0.007 3.993 16 C -0.126 4.126 17 H 0.112 0.888 18 C 0.008 3.992 19 N -0.345 5.345 20 C 0.421 3.579 21 O -0.452 6.452 22 O -0.278 6.278 23 C 0.099 3.901 24 C -0.241 4.241 25 C -0.197 4.197 26 C -0.242 4.242 27 C -0.013 4.013 28 C -0.117 4.117 29 H 0.110 0.890 30 C -0.198 4.198 31 H 0.048 0.952 32 H 0.072 0.928 33 H 0.063 0.937 34 H 0.077 0.923 35 H 0.224 0.776 36 H 0.084 0.916 37 H 0.080 0.920 38 H 0.097 0.903 39 H 0.092 0.908 40 H 0.077 0.923 41 H 0.089 0.911 42 H 0.107 0.893 43 H 0.085 0.915 44 H 0.099 0.901 45 H 0.085 0.915 46 H 0.107 0.893 47 H 0.089 0.911 48 H 0.078 0.922 49 H 0.099 0.901 50 H 0.089 0.911 51 H 0.085 0.915 52 H 0.079 0.921 53 H 0.078 0.922 Dipole moment (debyes) X Y Z Total from point charges -2.985 3.534 24.196 24.634 hybrid contribution -1.443 0.526 1.349 2.044 sum -4.428 4.060 25.545 26.242 Atomic orbital electron populations 1.21640 0.96540 1.00660 0.99218 1.19142 0.92967 0.97813 0.91622 0.92587 1.21624 1.03489 1.25576 1.10127 0.92860 1.25832 0.93631 0.95853 1.02398 1.70762 1.40976 1.21050 1.21297 0.83436 0.75793 0.75438 0.74743 1.21483 1.21334 1.21495 1.22743 0.78977 0.84908 0.84028 1.90534 1.36624 1.26532 1.86476 1.46506 1.56038 1.32658 1.05725 1.21134 0.99129 0.95987 0.83027 1.22603 1.01081 0.93745 0.95161 0.88763 1.22058 1.01236 0.96921 0.78969 1.47101 1.60873 1.17657 1.08874 1.17470 0.77591 0.81728 0.81086 1.90933 1.55137 1.37486 1.61610 1.86289 1.74517 1.44946 1.22054 1.22079 0.92168 0.82076 0.93802 1.22519 0.99712 0.96670 1.05162 1.21850 1.03048 1.03154 0.91602 1.22524 0.94904 1.02392 1.04341 1.22455 0.99882 0.84052 0.94947 1.22412 1.01113 0.94848 0.93366 0.89044 1.21708 0.98153 0.98019 1.01953 0.95221 0.92779 0.93699 0.92300 0.77637 0.91631 0.91975 0.90283 0.90840 0.92255 0.91119 0.89307 0.91500 0.90122 0.91531 0.89270 0.91108 0.92168 0.90130 0.91067 0.91491 0.92098 0.92213 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 -0.12 -2.43 9.11 37.16 0.34 -2.09 16 2 C 0.01 0.15 2.36 -92.92 -0.22 -0.07 16 3 H 0.06 1.43 6.68 -51.93 -0.35 1.08 16 4 C -0.57 -16.29 7.55 -34.44 -0.26 -16.55 16 5 H 0.05 1.53 7.81 -52.49 -0.41 1.12 16 6 C 0.03 0.82 5.46 -17.82 -0.10 0.73 16 7 N -0.91 -27.96 13.62 55.43 0.76 -27.20 16 8 Si 1.08 26.62 29.91 -169.99 -5.08 21.53 16 9 H -0.29 -6.79 7.11 56.52 0.40 -6.39 16 10 H -0.29 -7.11 7.11 56.52 0.40 -6.71 16 11 H -0.29 -6.83 7.11 56.52 0.40 -6.43 16 12 C 0.51 11.93 7.15 -10.99 -0.08 11.85 16 13 O -0.53 -14.80 16.03 5.55 0.09 -14.71 16 14 N -0.75 -13.14 5.29 -60.29 -0.32 -13.46 16 15 C 0.13 1.93 5.00 -4.04 -0.02 1.91 16 16 C -0.11 -1.12 2.45 -88.79 -0.22 -1.34 16 17 H 0.09 0.87 8.04 -51.93 -0.42 0.46 16 18 C 0.13 1.58 6.27 -3.06 -0.02 1.57 16 19 N -0.60 -7.25 3.33 -176.17 -0.59 -7.83 16 20 C 0.67 9.13 7.93 54.06 0.43 9.56 16 21 O -0.56 -9.12 12.21 -19.28 -0.24 -9.36 16 22 O -0.36 -4.29 9.42 -40.32 -0.38 -4.67 16 23 C 0.14 1.32 1.13 -90.61 -0.10 1.22 16 24 C -0.18 -1.75 8.37 37.16 0.31 -1.44 16 25 C -0.14 -0.93 8.85 37.16 0.33 -0.61 16 26 C -0.18 -1.85 8.37 37.16 0.31 -1.54 16 27 C 0.11 0.97 6.41 -2.41 -0.02 0.96 16 28 C -0.10 -0.85 3.10 -88.35 -0.27 -1.12 16 29 H 0.09 0.86 8.05 -51.93 -0.42 0.44 16 30 C -0.14 -0.99 9.32 37.16 0.35 -0.64 16 31 H 0.03 0.47 7.43 -51.93 -0.39 0.09 16 32 H 0.05 1.03 8.14 -51.93 -0.42 0.61 16 33 H 0.04 0.89 8.14 -51.93 -0.42 0.47 16 34 H 0.27 8.12 6.67 -40.82 -0.27 7.85 16 35 H 0.39 5.77 7.76 -40.82 -0.32 5.45 16 36 H 0.07 0.98 8.14 -51.93 -0.42 0.56 16 37 H 0.06 1.03 8.00 -51.93 -0.42 0.61 16 38 H 0.08 1.15 7.73 -51.93 -0.40 0.75 16 39 H 0.07 0.89 8.14 -51.93 -0.42 0.47 16 40 H 0.06 0.53 8.14 -51.93 -0.42 0.10 16 41 H 0.07 0.53 8.14 -51.93 -0.42 0.11 16 42 H 0.09 1.09 5.88 -51.93 -0.31 0.79 16 43 H 0.07 0.43 8.14 -51.93 -0.42 0.01 16 44 H 0.08 0.40 8.14 -51.93 -0.42 -0.02 16 45 H 0.07 0.42 8.14 -51.93 -0.42 -0.01 16 46 H 0.09 1.15 5.88 -51.93 -0.31 0.85 16 47 H 0.07 0.56 8.14 -51.93 -0.42 0.14 16 48 H 0.06 0.58 8.14 -51.93 -0.42 0.16 16 49 H 0.08 0.67 8.04 -51.93 -0.42 0.25 16 50 H 0.07 0.55 7.99 -51.93 -0.41 0.14 16 51 H 0.07 0.52 8.14 -51.93 -0.42 0.10 16 52 H 0.06 0.36 8.14 -51.93 -0.42 -0.06 16 53 H 0.06 0.38 8.08 -51.93 -0.42 -0.04 16 LS Contribution 419.82 15.07 6.33 6.33 Total: -1.00 -35.83 419.82 -8.21 -44.04 By element: Atomic # 1 Polarization: 12.48 SS G_CDS: -9.54 Total: 2.94 kcal Atomic # 6 Polarization: 1.63 SS G_CDS: 0.76 Total: 2.39 kcal Atomic # 7 Polarization: -48.34 SS G_CDS: -0.15 Total: -48.49 kcal Atomic # 8 Polarization: -28.21 SS G_CDS: -0.53 Total: -28.74 kcal Atomic # 14 Polarization: 26.62 SS G_CDS: -5.08 Total: 21.53 kcal Total LS contribution 6.33 Total: 6.33 kcal Total: -35.83 -8.21 -44.04 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. ZINC000927129106.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 -90.955 kcal (2) G-P(sol) polarization free energy of solvation -35.828 kcal (3) G-ENP(sol) elect.-nuc.-pol. free energy of system -126.783 kcal (4) G-CDS(sol) cavity-dispersion-solvent structure free energy -8.210 kcal (5) G-P-CDS(sol) = G-P(sol) + G-CDS(sol) = (2) + (4) -44.038 kcal (6) G-S(sol) free energy of system = (1) + (5) -134.993 kcal 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED Total computer time = 1.00 seconds