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Table C.1.
References and explanations for Table C.2.
| Ambiguous | Koester et al. (2009) reported a cool and a hot solution. The solution yielding the smallest χ2 is included. |
| BL02 | Bergeron & Liebert (2002) |
| GBD12, phot | Giammichele et al. (2012), Teff and log g derived from photometric spectral energy distribution and trigonometric parallax. |
| GBR11 | Gianninas et al. (2011), fit of Balmer lines |
| KNV05 | Koester et al. (2005b), helium-rich DABZ |
| KV12 | Kawka & Vennes (2012), fit of Balmer lines |
| LBSS93 | Liebert et al. (1993), binary of magnetic and non-magnetic WD |
| Magnetic | magnetic DAs, Zeeman splitting of the line cores. See text for details on the fit procedure. |
| New | white dwarf not included in the Koester et al. (2009) analysis. Analysed using the same model grid. |
| New/NLTE | hot DAO white dwarfs, analysed using the grid of NLTE model atmospheres described in Napiwotzki (1999). |
| Primary | Parameters of the primary from a simultaneous fit of primary and secondary. See text. |
| WB94 | Wesemael et al. (1994), fit of primary and secondary parameters using lines and spectral energy distribution |
| HNLE97 | Heber et al. (1997b): genuine DAB, helium line profile variations |
| K09 | Koester et al. (2009): visual double |
| FK97 | Finley & Koester (1997): visual double |
| J98 | Jordan et al. (1998): visual double |
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