Table 2
Atomic data and equivalent widths of spectral lines, as well as the derived abundances for G 24-25 and G 16-20.
| Wavelength | Elem. | E. P. | log gf | Ref. | G 24-25 | G 16-20 | |||
| (Å) | (eV) | EW (mÅ) | log ε | EW (mÅ) | log ε | ||||
|
|
|||||||||
| 4932.049 | C i | 7.68 | −1.68 | 1 | 14.6 | 8.08 | ... | ... | |
| 5052.167 | C i | 7.68 | −1.30 | 1 | 23.8 | 7.97 | 1.2: | 6.58: | |
| 5380.337 | C i | 7.68 | −1.62 | 1 | 14.1 | 8.02 | ... | ... | |
| 4607.340 | Sr i | 0.00 | 0.28 | 2 | 18.0 | 1.96 | 5.7 | 1.19 | |
| 4077.714 | Sr ii | 0.00 | 0.17 | 2 | 234.8 | 1.79 | 154.3 | 1.09 | |
| 4398.010 | Y ii | 0.13 | −1.00 | 3 | 50.9 | 1.58 | 18.3 | 0.56 | |
| 4883.690 | Y ii | 1.08 | 0.07 | 3 | 56.1 | 1.52 | 25.0 | 0.60 | |
| 4900.110 | Y ii | 1.03 | −0.09 | 3 | 56.2 | 1.63 | 23.5 | 0.67 | |
| 5087.430 | Y ii | 1.08 | −0.17 | 3 | 43.4 | 1.45 | 15.0 | 0.54 | |
| 5123.220 | Y ii | 0.99 | −0.83 | 3 | 22.0 | 1.51 | 4.5 | 0.53 | |
| 5200.420 | Y ii | 0.99 | −0.57 | 3 | 30.8 | 1.46 | 8.8 | 0.58 | |
| 5205.730 | Y ii | 1.03 | −0.34 | 3 | 39.3 | 1.47 | 14.7 | 0.64 | |
| 5402.780 | Y ii | 1.84 | −0.44 | 3 | 8.6 | 1.44 | ... | ... | |
| 4687.800 | Zr i | 0.73 | 0.55 | 4 | 4.7 | 2.14 | ... | ... | |
| 4050.330 | Zr ii | 0.71 | −1.06 | 5 | 23.2 | 2.06 | 11.5 | 1.47 | |
| 4090.510 | Zr ii | 0.76 | −1.01 | 6 | 26.7 | 2.14 | ... | ... | |
| 4161.200 | Zr ii | 0.71 | −0.59 | 5 | 46.7 | 2.15 | 24.1 | 1.39 | |
| 4208.990 | Zr ii | 0.71 | −0.51 | 5 | 47.0 | 2.07 | 26.1 | 1.36 | |
| 4258.050 | Zr ii | 0.56 | −1.20 | 5 | 27.2 | 2.13 | ... | ... | |
| 5350.080 | Zr ii | 1.83 | −1.24 | 6 | 2.9 | 2.20 | ... | ... | |
| 5350.310 | Zr ii | 1.77 | −1.16 | 5 | 4.2 | 2.22 | ... | ... | |
| 5853.688 | Ba ii | 0.60 | −0.91 | 7 | 94.6 | 2.15 | 29.5 | 0.55 | |
| 6141.727 | Ba ii | 0.70 | −0.03 | 7 | 163.1 | 2.08 | 69.0 | 0.53 | |
| 6496.908 | Ba ii | 0.60 | −0.41 | 7 | 142.5 | 2.13 | 61.6 | 0.64 | |
| 4526.110 | La ii | 0.77 | −0.59 | 8 | 15.0 | 1.22 | ... | ... | |
| 4662.510 | La ii | 0.00 | −1.24 | 8 | 22.8 | 1.28 | ... | ... | |
| 4748.730 | La ii | 0.93 | −0.54 | 8 | 14.7 | 1.23 | ... | ... | |
| 4920.960 | La ii | 0.13 | −0.58 | 8 | 48.8 | 1.38 | 10.1 | 0.06 | |
| 4921.780 | La ii | 0.24 | −0.45 | 8 | 45.2 | 1.27 | 10.6 | 0.07 | |
| 4053.490 | Ce ii | 0.00 | −0.61 | 9 | 29.5 | 1.71 | ... | ... | |
| 4062.230 | Ce ii | 1.37 | 0.30 | 10 | 19.6 | 1.88 | 1.2: | 0.36: | |
| 4083.220 | Ce ii | 0.70 | 0.27 | 9 | 36.1 | 1.70 | ... | ... | |
| 4117.290 | Ce ii | 0.74 | −0.45 | 9 | 11.3 | 1.69 | ... | ... | |
| 4118.140 | Ce ii | 0.70 | 0.13 | 9 | 32.4 | 1.74 | ... | ... | |
| 4120.830 | Ce ii | 0.32 | −0.37 | 9 | 31.9 | 1.85 | ... | ... | |
| 4127.360 | Ce ii | 0.68 | 0.31 | 9 | 40.9 | 1.76 | ... | ... | |
| 4153.130 | Ce ii | 0.23 | −0.80 | 9 | 16.7 | 1.74 | ... | ... | |
| 4222.600 | Ce ii | 0.12 | −0.15 | 9 | 46.6 | 1.80 | 6.6 | 0.28 | |
| 4427.920 | Ce ii | 0.54 | −0.41 | 9 | 19.2 | 1.71 | ... | ... | |
| 4460.230 | Ce ii | 0.47 | 0.28 | 10 | ... | ... | 10.7 | 0.41 | |
| 4483.900 | Ce ii | 0.86 | 0.10 | 9 | 29.0 | 1.79 | ... | ... | |
| 4523.080 | Ce ii | 0.52 | −0.08 | 9 | ... | ... | 3.1 | 0.24 | |
| 4539.740 | Ce ii | 0.33 | −0.08 | 9 | 42.5 | 1.78 | 5.4 | 0.30 | |
| 4560.960 | Ce ii | 0.68 | −0.26 | 9 | 23.5 | 1.82 | ... | ... | |
| 4562.360 | Ce ii | 0.48 | 0.21 | 9 | 50.6 | 1.85 | 7.0 | 0.29 | |
| 4565.840 | Ce ii | 1.09 | 0.07 | 9 | 18.2 | 1.74 | ... | ... | |
| 4628.160 | Ce ii | 0.52 | 0.14 | 9 | 46.1 | 1.83 | ... | ... | |
| 5044.030 | Ce ii | 1.21 | −0.14 | 9 | 10.4 | 1.72 | ... | ... | |
| 5187.450 | Ce ii | 1.21 | 0.17 | 9 | 18.1 | 1.71 | ... | ... | |
| 5274.230 | Ce ii | 1.04 | 0.13 | 9 | 23.3 | 1.72 | ... | ... | |
| 5330.540 | Ce ii | 0.87 | −0.40 | 9 | 12.4 | 1.72 | ... | ... | |
| 5468.380 | Ce ii | 1.40 | −0.07 | 9 | 8.9 | 1.75 | ... | ... | |
| 5610.246 | Ce ii | 1.05 | −0.74 | 10 | 6.0 | 1.85 | ... | ... | |
| 5322.800 | Pr ii | 0.48 | −0.32 | 11 | syn | 1.28 | syn | <−0.38 | |
| 4012.700 | Nd ii | 0.00 | −0.74 | 12 | 27.0 | 1.56 | 4.3 | 0.35 | |
| 4051.150 | Nd ii | 0.38 | −0.30 | 13 | 28.5 | 1.54 | 6.4 | 0.48 | |
| 4232.380 | Nd ii | 0.06 | −0.47 | 13 | 35.1 | 1.53 | ... | ... | |
| 4542.603 | Nd ii | 0.74 | −0.28 | 13 | 17.2 | 1.49 | 2.4 | 0.34 | |
| 4645.770 | Nd ii | 0.56 | −0.76 | 13 | 10.0 | 1.49 | ... | ... | |
| 5089.830 | Nd ii | 0.28 | −1.40 | 2 | 5.5 | 1.53 | ... | ... | |
| 5092.780 | Nd ii | 0.30 | −0.61 | 13 | 21.4 | 1.46 | 2.6 | 0.29 | |
| 5192.620 | Nd ii | 1.14 | 0.27 | 13 | 25.6 | 1.53 | 3.6 | 0.33 | |
| 5234.210 | Nd ii | 0.55 | −0.51 | 13 | 21.2 | 1.59 | ... | ... | |
| 5249.600 | Nd ii | 0.98 | 0.20 | 13 | 26.9 | 1.47 | ... | ... | |
| 5255.510 | Nd ii | 0.20 | −0.67 | 13 | 25.8 | 1.53 | ... | ... | |
| 5311.480 | Nd ii | 0.99 | −0.42 | 13 | 8.3 | 1.44 | ... | ... | |
| 5319.820 | Nd ii | 0.55 | −0.21 | 12 | 31.1 | 1.55 | 3.6 | 0.20 | |
| 5385.890 | Nd ii | 0.74 | −0.82 | 12 | 7.6 | 1.54 | ... | ... | |
| 4244.700 | Sm ii | 0.28 | −0.73 | 14 | 10.1 | 0.93 | ... | ... | |
| 4434.320 | Sm ii | 0.38 | −0.26 | 15 | 24.6 | 1.06 | 4.6 | −0.04 | |
| 4458.520 | Sm ii | 0.10 | −0.78 | 15 | 14.3 | 0.97 | ... | ... | |
| 4519.630 | Sm ii | 0.54 | −0.43 | 14 | 14.8 | 1.07 | ... | ... | |
| 4523.910 | Sm ii | 0.43 | −0.58 | 14 | 13.7 | 1.06 | ... | ... | |
| 4566.210 | Sm ii | 0.33 | −0.92 | 15 | 9.6 | 1.11 | ... | ... | |
| 4642.230 | Sm ii | 0.38 | −0.52 | 14 | 12.1 | 0.93 | 2.4 | −0.09 | |
| 4674.600 | Sm ii | 0.18 | −0.56 | 15 | 15.6 | 0.90 | 3.7 | −0.07 | |
| 4687.180 | Sm ii | 0.04 | −1.17 | 15 | 9.7 | 1.07 | ... | ... | |
| 4129.700 | Eu ii | 0.00 | 0.22 | 16 | syn | −0.25 | syn | −0.50 | |
| 6645.130 | Eu ii | 1.38 | 0.20 | 16 | syn | −0.30: | syn | −0.56: | |
| 4191.080 | Gd ii | 0.43 | −0.48 | 17 | syn | 0.84 | syn | 0.08: | |
| 4057.810 | Pb i | 1.32 | −0.22 | 18 | syn | 2.28 | syn | <0.60 | |
Notes. This table contains the following information: wavelength in angstroms (Col. 1), element identification (Col. 2), excitation potential (Col. 3), log of the oscillator strength (Col. 4), reference for log gf (Col. 5), measured equivalent width in milli-angstroms and derived abundance of G 24-25 (Cols. 6 and 7), measured equivalent width in milli-angstroms and derived abundance of G 16-20 (Cols. 8 and 9).
References. (1) Hibbert et al. (1993); (2) Gratton & Sneden (1994); (3) Hannaford et al. (1982); (4) Biémont et al. (1981); (5) Ljung et al. (2006); (6) Cowley & Corliss (1983); (7) Davidson et al. (1992); (8) Lawler et al. (2001); (9) Lawler et al. (2009); (10) Palmeri et al. (2000); (11) Mashonkina et al. (2009); (12) Meggers et al. (1975); (13) Den Hartog et al. (2003); (14) Biémont et al. (1989); (15) Corliss & Bozman (1962); (16) Mashonkina & Gehren (2000); (17) Den Hartog et al. (2006); (18) Biémont et al. (2000).
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