Parameter | Obs. | Err.a | Modelsb | |
![]() |
||||
![]() |
5.0 | 2.0 | ||
![]() |
-1.00 | -1.13 | ||
![]() |
-1.00 | -1.60 | ||
N V/C IV | 0.618 | 0.031 | 0.499 | 0.406 |
(O I+Si II)/C IV | 0.098 | 0.010 | 0.163 | 0.045 |
C II/C IV | 0.030 | 0.010 | 0.199 | 0.091 |
(Si IV+O IV])/C IV | 0.261 | 0.013 | 0.322 | 0.255 |
N IV]/C IV | 0.038 | 0.010 | 0.152 | 0.064 |
He II/C IV | 0.153 | 0.010 | 0.186 | 0.202 |
(O III]+Al II)/C IV | 0.097 | 0.010 | 0.289 | 0.175 |
Al III/C IV | 0.084 | 0.010 | 0.101 | 0.049 |
Si III]/C IV | 0.066 | 0.010 | 0.266 | 0.090 |
C III]/C IV | 0.355 | 0.018 | 0.474 | 0.243 |
![]() |
||||
![]() |
5.0 | 5.0 | ||
![]() |
-1.00 | -1.08 | ||
![]() |
-1.00 | -1.54 | ||
N V/C IV | 0.856 | 0.043 | 0.499 | 0.796 |
(O I+Si II)/C IV | 0.105 | 0.010 | 0.163 | 0.086 |
C II/C IV | 0.051 | 0.010 | 0.199 | 0.186 |
(Si IV+O IV])/C IV | 0.347 | 0.017 | 0.322 | 0.415 |
N IV]/C IV | 0.025 | 0.010 | 0.152 | 0.148 |
He II/C IV | 0.145 | 0.010 | 0.186 | 0.198 |
(O III]+Al II)/C IV | 0.101 | 0.010 | 0.289 | 0.274 |
Al III/C IV | 0.098 | 0.010 | 0.101 | 0.101 |
Si III]/C IV | 0.122 | 0.010 | 0.266 | 0.158 |
C III]/C IV | 0.332 | 0.017 | 0.474 | 0.323 |
![]() |
||||
![]() |
5.0 | 5.0 | ||
![]() |
-1.00 | -1.07 | ||
![]() |
-1.00 | -1.50 | ||
N V/C IV | 1.062 | 0.053 | 0.499 | 0.773 |
(O I+Si II)/C IV | 0.115 | 0.010 | 0.163 | 0.089 |
C II/C IV | 0.062 | 0.010 | 0.199 | 0.187 |
(Si IV+O IV])/C IV | 0.395 | 0.020 | 0.322 | 0.410 |
N IV]/C IV | 0.016 | 0.010 | 0.152 | 0.147 |
He II/C IV | 0.128 | 0.010 | 0.186 | 0.197 |
(O III]+Al II)/C IV | 0.089 | 0.010 | 0.289 | 0.274 |
Al III/C IV | 0.122 | 0.010 | 0.101 | 0.102 |
Si III]/C IV | 0.186 | 0.010 | 0.266 | 0.164 |
C III]/C IV | 0.343 | 0.017 | 0.474 | 0.329 |
![]() |
||||
![]() |
5.0 | 5.0 | ||
![]() |
-1.00 | -1.02 | ||
![]() |
-1.00 | -1.28 | ||
N V/C IV | 1.006 | 0.050 | 0.499 | 0.639 |
(O I+Si II)/C IV | 0.180 | 0.010 | 0.163 | 0.118 |
C II/C IV | 0.105 | 0.010 | 0.199 | 0.194 |
(Si IV+O IV])/C IV | 0.421 | 0.021 | 0.322 | 0.377 |
N IV]/C IV | 0.031 | 0.010 | 0.152 | 0.143 |
He II/C IV | 0.108 | 0.010 | 0.186 | 0.194 |
(O III]+Al II)/C IV | 0.056 | 0.010 | 0.289 | 0.276 |
Al III/C IV | 0.124 | 0.010 | 0.101 | 0.107 |
Si III]/C IV | 0.193 | 0.010 | 0.266 | 0.203 |
C III]/C IV | 0.426 | 0.021 | 0.474 | 0.369 |
a Errors adopted for carrying out model fittings.
Values are changed from those presented in
Table 6; see text for details. b Model predictions with fixed ![]() ![]() ![]() ![]() |