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Table A.3
Diffuse interstellar bands in IC 418 and HR 1890.
| IC 418 | HR 1890 | Hobbs et al. (2008) | Luna et al. (2008) | ||||||||
| λ c | FWHM | EQW | S/N | EQW/E B − V | λc | FWHM | EQW | S/N | EQW/E B − V | EQW/E B − V | EQW/E B − V |
| (Å) | (Å) | (mÅ) | (Å/mag) | (Å) | (Å) | (mÅ) | (Å/mag) | (Å/mag | (Å/mag) | ||
|
|
|||||||||||
| 4426.20a | 21.45 | 1001.0 | 116 | 4.35 | ... | ... | ... | ... | ... | 1.10 | ... |
| 5780.94 | 2.02 | 99.8 | 195 | 0.43 | 5780.97 | 1.68 | 25.5 | 344 | 0.32 | 0.23 | 0.46 |
| 5797.51 | 0.85 | 34.8 | 184 | 0.15 | 5797.46 | 1.07 | 8.4 | 336 | 0.10 | 0.18 | 0.17 |
| 5850.55 | 1.15 | 30.9 | 175 | 0.13 | 5850.44 | 1.03 | 7.1 | 351 | 0.09 | 0.09 | 0.061 |
| 6196.47 | 0.31 | 10.0 | 166 | 0.04 | 6196.27 | 0.29 | 2.9 | 343 | 0.04 | 0.03 | 0.053 |
| 6203.37 | 0.80 | 15.3 | 171 | 0.07 | ... | ... | ... | ... | ... | 0.05 | ... |
| 6270.24 | 1.08 | 15.7 | 183 | 0.07 | ... | ... | ... | ... | ... | 0.07 | ... |
| 6284.30 | 4.88 | 218.8 | 183 | 0.95 | ... | ... | ... | ... | ... | 0.41 | 0.90 |
| 6376.41 | 0.35 | 2.9 | 137 | 0.01 | ... | ... | ... | ... | ... | 0.04 | ... |
| 6379.94 | 0.43 | 5.2 | 132 | 0.02 | ... | ... | ... | ... | ... | 0.08 | 0.088 |
| 6614.11 | 1.04 | 30.8 | 146 | 0.13 | 6614.20 | 0.91 | 6.6 | 364 | 0.08 | 0.15 | 0.21 |
Notes. The 3σ errors in the EQWs scale as ~3 ×FWHM/(S/N), while the FHWMs are less precise than 0.03 Å.
(a)
The parameters of this DIB are estimated by adopting a Lorentzian profile (see, e.g., Snow et al. 2002). The quoted central wavelength in IC 418 is quite uncertain.
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