Table A.1
Temperature-averaged free-free Gaunt factor vs. γ2 for different u and Maxwellian distribution.
| log γ2 | log u | ||||||||
| –4.00 | –3.00 | –2.00 | –1.00 | 0.00 | 1.00 | 2.00 | 3.00 | 4.00 | |
|
|
|||||||||
| –8.00 | 5.528E+00 | 4.259E+00 | 3.002E+00 | 1.806E+00 | 8.424E-01 | 3.035E-01 | 9.801E-02 | 3.107E-02 | 9.826E-03 |
| –7.80 | 5.528E+00 | 4.259E+00 | 3.002E+00 | 1.806E+00 | 8.425E-01 | 3.035E-01 | 9.802E-02 | 3.107E-02 | 9.827E-03 |
| –7.60 | 5.528E+00 | 4.259E+00 | 3.002E+00 | 1.806E+00 | 8.425E-01 | 3.035E-01 | 9.803E-02 | 3.107E-02 | 9.828E-03 |
| –7.40 | 5.528E+00 | 4.259E+00 | 3.002E+00 | 1.807E+00 | 8.426E-01 | 3.035E-01 | 9.804E-02 | 3.108E-02 | 9.830E-03 |
| –7.20 | 5.528E+00 | 4.259E+00 | 3.002E+00 | 1.807E+00 | 8.426E-01 | 3.036E-01 | 9.806E-02 | 3.108E-02 | 9.831E-03 |
| –7.00 | 5.528E+00 | 4.259E+00 | 3.002E+00 | 1.807E+00 | 8.427E-01 | 3.036E-01 | 9.808E-02 | 3.109E-02 | 9.834E-03 |
| –6.80 | 5.528E+00 | 4.259E+00 | 3.002E+00 | 1.807E+00 | 8.428E-01 | 3.037E-01 | 9.810E-02 | 3.110E-02 | 9.836E-03 |
| –6.60 | 5.528E+00 | 4.259E+00 | 3.002E+00 | 1.807E+00 | 8.429E-01 | 3.038E-01 | 9.814E-02 | 3.111E-02 | 9.840E-03 |
| –6.40 | 5.528E+00 | 4.259E+00 | 3.002E+00 | 1.807E+00 | 8.431E-01 | 3.039E-01 | 9.818E-02 | 3.112E-02 | 9.845E-03 |
| –6.20 | 5.528E+00 | 4.260E+00 | 3.002E+00 | 1.807E+00 | 8.433E-01 | 3.040E-01 | 9.823E-02 | 3.114E-02 | 9.850E-03 |
| –6.00 | 5.528E+00 | 4.260E+00 | 3.002E+00 | 1.807E+00 | 8.436E-01 | 3.042E-01 | 9.829E-02 | 3.116E-02 | 9.857E-03 |
| –5.80 | 5.528E+00 | 4.260E+00 | 3.002E+00 | 1.808E+00 | 8.439E-01 | 3.044E-01 | 9.838E-02 | 3.119E-02 | 9.866E-03 |
| –5.60 | 5.528E+00 | 4.260E+00 | 3.002E+00 | 1.808E+00 | 8.443E-01 | 3.046E-01 | 9.848E-02 | 3.122E-02 | 9.877E-03 |
| –5.40 | 5.528E+00 | 4.260E+00 | 3.002E+00 | 1.808E+00 | 8.449E-01 | 3.050E-01 | 9.861E-02 | 3.127E-02 | 9.892E-03 |
| –5.20 | 5.528E+00 | 4.260E+00 | 3.003E+00 | 1.809E+00 | 8.455E-01 | 3.054E-01 | 9.877E-02 | 3.132E-02 | 9.909E-03 |
| –5.00 | 5.528E+00 | 4.260E+00 | 3.003E+00 | 1.810E+00 | 8.464E-01 | 3.059E-01 | 9.898E-02 | 3.139E-02 | 9.932E-03 |
| –4.80 | 5.528E+00 | 4.260E+00 | 3.003E+00 | 1.810E+00 | 8.474E-01 | 3.066E-01 | 9.924E-02 | 3.148E-02 | 9.960E-03 |
| –4.60 | 5.528E+00 | 4.260E+00 | 3.004E+00 | 1.812E+00 | 8.487E-01 | 3.074E-01 | 9.957E-02 | 3.159E-02 | 9.996E-03 |
| –4.40 | 5.528E+00 | 4.260E+00 | 3.004E+00 | 1.813E+00 | 8.504E-01 | 3.084E-01 | 9.999E-02 | 3.173E-02 | 1.004E-02 |
| –4.20 | 5.528E+00 | 4.260E+00 | 3.005E+00 | 1.815E+00 | 8.525E-01 | 3.098E-01 | 1.005E-01 | 3.191E-02 | 1.010E-02 |
| –4.00 | 5.527E+00 | 4.260E+00 | 3.006E+00 | 1.817E+00 | 8.552E-01 | 3.114E-01 | 1.012E-01 | 3.214E-02 | 1.017E-02 |
| –3.80 | 5.527E+00 | 4.260E+00 | 3.007E+00 | 1.819E+00 | 8.586E-01 | 3.136E-01 | 1.020E-01 | 3.242E-02 | 1.026E-02 |
| –3.60 | 5.527E+00 | 4.260E+00 | 3.008E+00 | 1.823E+00 | 8.628E-01 | 3.163E-01 | 1.031E-01 | 3.279E-02 | 1.038E-02 |
| –3.40 | 5.527E+00 | 4.260E+00 | 3.010E+00 | 1.827E+00 | 8.682E-01 | 3.197E-01 | 1.045E-01 | 3.325E-02 | 1.053E-02 |
| –3.20 | 5.526E+00 | 4.260E+00 | 3.011E+00 | 1.832E+00 | 8.750E-01 | 3.240E-01 | 1.062E-01 | 3.384E-02 | 1.072E-02 |
| –3.00 | 5.525E+00 | 4.259E+00 | 3.013E+00 | 1.838E+00 | 8.835E-01 | 3.296E-01 | 1.084E-01 | 3.460E-02 | 1.097E-02 |
| –2.80 | 5.523E+00 | 4.258E+00 | 3.015E+00 | 1.846E+00 | 8.944E-01 | 3.367E-01 | 1.113E-01 | 3.558E-02 | 1.128E-02 |
| –2.60 | 5.520E+00 | 4.257E+00 | 3.016E+00 | 1.855E+00 | 9.079E-01 | 3.457E-01 | 1.150E-01 | 3.684E-02 | 1.169E-02 |
| –2.40 | 5.516E+00 | 4.254E+00 | 3.018E+00 | 1.865E+00 | 9.250E-01 | 3.573E-01 | 1.198E-01 | 3.847E-02 | 1.222E-02 |
| –2.20 | 5.510E+00 | 4.249E+00 | 3.018E+00 | 1.877E+00 | 9.461E-01 | 3.722E-01 | 1.260E-01 | 4.060E-02 | 1.291E-02 |
| –2.00 | 5.501E+00 | 4.241E+00 | 3.016E+00 | 1.890E+00 | 9.719E-01 | 3.913E-01 | 1.340E-01 | 4.337E-02 | 1.381E-02 |
| –1.80 | 5.489E+00 | 4.231E+00 | 3.012E+00 | 1.903E+00 | 1.003E+00 | 4.156E-01 | 1.445E-01 | 4.702E-02 | 1.500E-02 |
| –1.60 | 5.472E+00 | 4.216E+00 | 3.004E+00 | 1.914E+00 | 1.040E+00 | 4.464E-01 | 1.582E-01 | 5.181E-02 | 1.656E-02 |
| –1.40 | 5.449E+00 | 4.195E+00 | 2.991E+00 | 1.923E+00 | 1.081E+00 | 4.850E-01 | 1.759E-01 | 5.812E-02 | 1.863E-02 |
| –1.20 | 5.419E+00 | 4.167E+00 | 2.971E+00 | 1.928E+00 | 1.126E+00 | 5.328E-01 | 1.990E-01 | 6.644E-02 | 2.137E-02 |
| –1.00 | 5.379E+00 | 4.131E+00 | 2.944E+00 | 1.926E+00 | 1.172E+00 | 5.905E-01 | 2.286E-01 | 7.735E-02 | 2.499E-02 |
| –0.80 | 5.329E+00 | 4.083E+00 | 2.907E+00 | 1.917E+00 | 1.216E+00 | 6.581E-01 | 2.662E-01 | 9.158E-02 | 2.975E-02 |
| –0.60 | 5.267E+00 | 4.025E+00 | 2.860E+00 | 1.898E+00 | 1.253E+00 | 7.343E-01 | 3.132E-01 | 1.100E-01 | 3.597E-02 |
| –0.40 | 5.193E+00 | 3.955E+00 | 2.803E+00 | 1.869E+00 | 1.279E+00 | 8.157E-01 | 3.706E-01 | 1.335E-01 | 4.404E-02 |
| –0.20 | 5.107E+00 | 3.873E+00 | 2.735E+00 | 1.831E+00 | 1.294E+00 | 8.975E-01 | 4.388E-01 | 1.631E-01 | 5.439E-02 |
| 0.00 | 5.010E+00 | 3.782E+00 | 2.658E+00 | 1.785E+00 | 1.296E+00 | 9.731E-01 | 5.173E-01 | 1.998E-01 | 6.753E-02 |
| 0.20 | 4.904E+00 | 3.682E+00 | 2.574E+00 | 1.733E+00 | 1.287E+00 | 1.037E+00 | 6.044E-01 | 2.445E-01 | 8.403E-02 |
| 0.40 | 4.792E+00 | 3.577E+00 | 2.486E+00 | 1.678E+00 | 1.270E+00 | 1.084E+00 | 6.967E-01 | 2.981E-01 | 1.046E-01 |
| 0.60 | 4.676E+00 | 3.468E+00 | 2.396E+00 | 1.622E+00 | 1.248E+00 | 1.113E+00 | 7.898E-01 | 3.610E-01 | 1.299E-01 |
| 0.80 | 4.557E+00 | 3.357E+00 | 2.306E+00 | 1.566E+00 | 1.224E+00 | 1.127E+00 | 8.782E-01 | 4.334E-01 | 1.610E-01 |
| 1.00 | 4.436E+00 | 3.245E+00 | 2.216E+00 | 1.512E+00 | 1.200E+00 | 1.129E+00 | 9.561E-01 | 5.146E-01 | 1.987E-01 |
| 1.20 | 4.315E+00 | 3.134E+00 | 2.129E+00 | 1.461E+00 | 1.178E+00 | 1.124E+00 | 1.019E+00 | 6.031E-01 | 2.440E-01 |
| 1.40 | 4.194E+00 | 3.024E+00 | 2.045E+00 | 1.413E+00 | 1.157E+00 | 1.115E+00 | 1.064E+00 | 6.960E-01 | 2.979E-01 |
| 1.60 | 4.073E+00 | 2.915E+00 | 1.963E+00 | 1.369E+00 | 1.137E+00 | 1.104E+00 | 1.091E+00 | 7.892E-01 | 3.609E-01 |
| 1.80 | 3.953E+00 | 2.808E+00 | 1.885E+00 | 1.328E+00 | 1.120E+00 | 1.093E+00 | 1.104E+00 | 8.773E-01 | 4.334E-01 |
| 2.00 | 3.833E+00 | 2.703E+00 | 1.811E+00 | 1.291E+00 | 1.104E+00 | 1.083E+00 | 1.107E+00 | 9.548E-01 | 5.146E-01 |
| 2.20 | 3.714E+00 | 2.601E+00 | 1.740E+00 | 1.257E+00 | 1.091E+00 | 1.073E+00 | 1.103E+00 | 1.017E+00 | 6.031E-01 |
| 2.40 | 3.596E+00 | 2.500E+00 | 1.673E+00 | 1.227E+00 | 1.079E+00 | 1.064E+00 | 1.096E+00 | 1.062E+00 | 6.960E-01 |
| 2.60 | 3.479E+00 | 2.403E+00 | 1.610E+00 | 1.199E+00 | 1.068E+00 | 1.056E+00 | 1.087E+00 | 1.089E+00 | 7.891E-01 |
| 2.80 | 3.363E+00 | 2.308E+00 | 1.552E+00 | 1.175E+00 | 1.059E+00 | 1.049E+00 | 1.078E+00 | 1.102E+00 | 8.772E-01 |
| 3.00 | 3.249E+00 | 2.216E+00 | 1.497E+00 | 1.153E+00 | 1.051E+00 | 1.042E+00 | 1.069E+00 | 1.104E+00 | 9.547E-01 |
| 3.20 | 3.136E+00 | 2.127E+00 | 1.446E+00 | 1.133E+00 | 1.044E+00 | 1.036E+00 | 1.061E+00 | 1.101E+00 | 1.017E+00 |
| 3.40 | 3.025E+00 | 2.042E+00 | 1.399E+00 | 1.116E+00 | 1.038E+00 | 1.032E+00 | 1.054E+00 | 1.094E+00 | 1.061E+00 |
| 3.60 | 2.916E+00 | 1.960E+00 | 1.355E+00 | 1.101E+00 | 1.032E+00 | 1.027E+00 | 1.047E+00 | 1.085E+00 | 1.089E+00 |
| 3.80 | 2.808E+00 | 1.882E+00 | 1.316E+00 | 1.087E+00 | 1.028E+00 | 1.023E+00 | 1.041E+00 | 1.076E+00 | 1.101E+00 |
| 4.00 | 2.703E+00 | 1.808E+00 | 1.280E+00 | 1.076E+00 | 1.024E+00 | 1.020E+00 | 1.036E+00 | 1.068E+00 | 1.104E+00 |
| 4.20 | 2.600E+00 | 1.737E+00 | 1.247E+00 | 1.065E+00 | 1.021E+00 | 1.017E+00 | 1.031E+00 | 1.060E+00 | 1.100E+00 |
| 4.40 | 2.500E+00 | 1.671E+00 | 1.218E+00 | 1.056E+00 | 1.018E+00 | 1.015E+00 | 1.027E+00 | 1.053E+00 | 1.093E+00 |
| 4.60 | 2.402E+00 | 1.608E+00 | 1.191E+00 | 1.049E+00 | 1.015E+00 | 1.013E+00 | 1.023E+00 | 1.046E+00 | 1.085E+00 |
| 4.80 | 2.307E+00 | 1.549E+00 | 1.167E+00 | 1.042E+00 | 1.013E+00 | 1.011E+00 | 1.020E+00 | 1.040E+00 | 1.076E+00 |
| 5.00 | 2.215E+00 | 1.495E+00 | 1.146E+00 | 1.036E+00 | 1.011E+00 | 1.010E+00 | 1.017E+00 | 1.035E+00 | 1.068E+00 |
| 5.20 | 2.127E+00 | 1.444E+00 | 1.128E+00 | 1.031E+00 | 1.010E+00 | 1.008E+00 | 1.015E+00 | 1.030E+00 | 1.060E+00 |
| 5.40 | 2.042E+00 | 1.397E+00 | 1.111E+00 | 1.027E+00 | 1.008E+00 | 1.007E+00 | 1.013E+00 | 1.026E+00 | 1.053E+00 |
| 5.60 | 1.960E+00 | 1.354E+00 | 1.096E+00 | 1.023E+00 | 1.007E+00 | 1.006E+00 | 1.011E+00 | 1.023E+00 | 1.046E+00 |
| 5.80 | 1.882E+00 | 1.314E+00 | 1.084E+00 | 1.020E+00 | 1.006E+00 | 1.005E+00 | 1.009E+00 | 1.019E+00 | 1.040E+00 |
| 6.00 | 1.807E+00 | 1.279E+00 | 1.072E+00 | 1.017E+00 | 1.005E+00 | 1.004E+00 | 1.008E+00 | 1.017E+00 | 1.035E+00 |
| 6.20 | 1.737E+00 | 1.246E+00 | 1.063E+00 | 1.015E+00 | 1.004E+00 | 1.004E+00 | 1.007E+00 | 1.014E+00 | 1.030E+00 |
| 6.40 | 1.670E+00 | 1.217E+00 | 1.054E+00 | 1.013E+00 | 1.004E+00 | 1.003E+00 | 1.006E+00 | 1.012E+00 | 1.026E+00 |
| 6.60 | 1.608E+00 | 1.190E+00 | 1.047E+00 | 1.011E+00 | 1.003E+00 | 1.003E+00 | 1.005E+00 | 1.011E+00 | 1.023E+00 |
| 6.80 | 1.549E+00 | 1.167E+00 | 1.040E+00 | 1.009E+00 | 1.003E+00 | 1.002E+00 | 1.004E+00 | 1.009E+00 | 1.019E+00 |
| 7.00 | 1.494E+00 | 1.146E+00 | 1.035E+00 | 1.008E+00 | 1.002E+00 | 1.002E+00 | 1.004E+00 | 1.008E+00 | 1.017E+00 |
| 7.20 | 1.444E+00 | 1.127E+00 | 1.030E+00 | 1.007E+00 | 1.002E+00 | 1.002E+00 | 1.003E+00 | 1.007E+00 | 1.014E+00 |
| 7.40 | 1.397E+00 | 1.110E+00 | 1.026E+00 | 1.006E+00 | 1.002E+00 | 1.002E+00 | 1.003E+00 | 1.006E+00 | 1.012E+00 |
| 7.60 | 1.354E+00 | 1.096E+00 | 1.022E+00 | 1.005E+00 | 1.002E+00 | 1.001E+00 | 1.002E+00 | 1.005E+00 | 1.011E+00 |
| 7.80 | 1.314E+00 | 1.083E+00 | 1.019E+00 | 1.004E+00 | 1.001E+00 | 1.001E+00 | 1.002E+00 | 1.004E+00 | 1.009E+00 |
| 8.00 | 1.278E+00 | 1.072E+00 | 1.016E+00 | 1.004E+00 | 1.001E+00 | 1.001E+00 | 1.002E+00 | 1.004E+00 | 1.008E+00 |
| 8.20 | 1.246E+00 | 1.062E+00 | 1.014E+00 | 1.003E+00 | 1.001E+00 | 1.001E+00 | 1.002E+00 | 1.003E+00 | 1.007E+00 |
| 8.40 | 1.217E+00 | 1.054E+00 | 1.012E+00 | 1.003E+00 | 1.001E+00 | 1.001E+00 | 1.001E+00 | 1.003E+00 | 1.006E+00 |
| 8.60 | 1.190E+00 | 1.046E+00 | 1.010E+00 | 1.002E+00 | 1.001E+00 | 1.001E+00 | 1.001E+00 | 1.002E+00 | 1.005E+00 |
| 8.80 | 1.167E+00 | 1.040E+00 | 1.009E+00 | 1.002E+00 | 1.001E+00 | 1.001E+00 | 1.001E+00 | 1.002E+00 | 1.004E+00 |
| 9.00 | 1.146E+00 | 1.034E+00 | 1.008E+00 | 1.002E+00 | 1.001E+00 | 1.000E+00 | 1.001E+00 | 1.002E+00 | 1.004E+00 |
| 9.20 | 1.127E+00 | 1.030E+00 | 1.007E+00 | 1.001E+00 | 1.000E+00 | 1.000E+00 | 1.001E+00 | 1.001E+00 | 1.003E+00 |
| 9.40 | 1.110E+00 | 1.026E+00 | 1.006E+00 | 1.001E+00 | 1.000E+00 | 1.000E+00 | 1.001E+00 | 1.001E+00 | 1.003E+00 |
| 9.60 | 1.096E+00 | 1.022E+00 | 1.005E+00 | 1.001E+00 | 1.000E+00 | 1.000E+00 | 1.001E+00 | 1.001E+00 | 1.002E+00 |
| 9.80 | 1.083E+00 | 1.019E+00 | 1.004E+00 | 1.001E+00 | 1.000E+00 | 1.000E+00 | 1.000E+00 | 1.001E+00 | 1.002E+00 |
| 10.00 | 1.072E+00 | 1.016E+00 | 1.004E+00 | 1.001E+00 | 1.000E+00 | 1.000E+00 | 1.000E+00 | 1.001E+00 | 1.002E+00 |
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