Table 3
Known DA MWDs within 20 pc volume around Sun.
| WD name | Other name | Class | Distance | Teff | log g | Mass | Radius | Age | ⟨|B|⟩ | Mag. flux | References |
|---|---|---|---|---|---|---|---|---|---|---|---|
| (pc) | (K) | (cgs) | (M⊙) | (108 cm) | (Gyr) | (MG) | × 10−18 MG cm2 | ||||
| 0009+501 | GJ 1004 | DAH | 10.87 | 6502 | 8.23 | 0.73 | 7.58 | 3.0 | 0.25 | 0.45 | 1, 2, a |
| 0011–721 | LP 50-73 | DAH | 18.79 | 6340 | 7.89 | 0.53 | 9.47 | 1.7 | 0.34 | 0.96 | 3, b |
| 0011–134 | GJ 3016 | DAH | 18.58 | 5992 | 8.21 | 0.72 | 7.68 | 3.7 | 9.7 | 18.0 | 4, 5, a |
| 0121–429 | LHS 1243 | DAH | 18.48 | 6299 | 7.66 | 0.41 | 10.9 | 1.3 | 6.3 | 23.5 | 6, a |
| 0233–242 | LHS 1421 | DAH | 18.50 | 5270 | 7.77 | 0.45 | 10.2 | 2.4 | 3.8 | 12.4 | 7, b |
| 0322–019 | GJ 3223 | DAZH | 16.91 | 5300 | 8.12 | 0.66 | 8.17 | 5.5 | 0.12 | 0.25 | 8, b |
| 0503–174 | LHS 1734 | DAH | 19.35 | 5316 | 7.62 | 0.38 | 11.0 | 1.9 | 4.0 | 15.2 | 4, a |
| 0553+053 | LHS 212 | DAH | 7.99 | 5785 | 8.22 | 0.72 | 7.69 | 4.3 | 20 | 37.2 | 9, 10, a |
| 1309+853 | GJ 3768 | DAH | 16.47 | 5440 | 8.20 | 0.71 | 7.75 | 5.5 | 4.9 | 9.24 | 11, 12, a |
| 1350–090 | PG 1350-090 | DAH | 19.71 | 9580 | 8.13 | 0.68 | 8.18 | 0.8 | 0.45 | 0.95 | 1, a |
| 1900+705 | LAWD 73 | DAP | 12.88 | 11 835 | 8.53 | 0.93 | 6.02 | 0.9 | 320 | 364 | 13, 14, 15, 16, a |
| 1953–011 | LAWD 79 | DAH | 11.56 | 7868 | 8.23 | 0.73 | 7.66 | 1.6 | 0.50 | 0.92 | 17, 18, 19, a |
| 2047+372 | GJ 4165 | DAH | 17.57 | 14 600 | 8.33 | 0.82 | 7.11 | 0.4 | 0.06 | 0.095 | 20, 21, b |
| 2105–820 | LAWD 83 | DAZP | 16.17 | 9820 | 8.29 | 0.78 | 7.27 | 1.0 | 0.04 | 0.066 | 22, 23, b |
| 2150+591 | DAH | 8.47 | 5095 | 7.98 | 9.1 | 5.0 | 0.80 | 2.08 | 24, c | ||
| 2359–434 | LAWD 96 | DAP | 8.34 | 8390 | 8.37 | 0.83 | 6.89 | 1.8 | 0.10 | 0.15 | 25, 21, b |
References.Sources for magnetic data: (1) Schmidt & Smith (1994), (2) Valyavin et al. (2005), (3) this work, (4) Bergeron et al. (1992), (5) Putney (1997), (6) Subasavage et al. (2007), (7) Vennes et al. (2018), (8) Farihi et al. (2011), (9) Liebert et al. (1975), (10) Putney & Jordan (1995), (11) Putney (1995), (12) Putney (1997), (13) Kemp et al. (1970), (14) Landstreet & Angel (1975), (15) Angel et al. (1985), (16) Bagnulo & Landstreet (2019), (17) Koester et al. (1998), (18) Maxted et al. (2000), (19) Valyavin et al. (2008), (20) Landstreet et al. (2016), (21) Landstreet et al. (2017), (22) Koester et al. (1998), (23) Landstreet et al. (2012), (24) Landstreet & Bagnulo (2019), (25) Aznar Cuadrado et al. (2004). Sources for Teff, log g, mass, age ofWDs: (a) Giammichele et al. (2012), (b) Subasavage et al. (2017), (c) Hollands et al. (2018).
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