All names: WD 1426+61, TIC 166175384, G 223-63, PSO J216.8658+61.1740, GALEX J142728.1+611026, 2MASS J14272837+6110266, LSPM J1427+6110, USNO-B1.0 1511-00205431, SDSS J142728.29+611026.5, NLTT 37455, SDSS J142728.30+611026.4, Gaia DR2 1666378698746614528, WD 1426+613, Gaia DR3 1666378698746614528, Gaia EDR3 1666378698746614528, SDSS J142728.28+611026.5, J1427+6110, EGGR 362, LP 98-57, WDJ142728.30+611026.47
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Kilic et al. 2025 | Caron et al. 2023 | Coutu et al. 2019 | Blouin et al. 2019 | Gaia DR2 | Stilism | Koester et al. 2006 | Harris et al. 2003 | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | White Dwarf Catalog (McCook & Sion 1999) | Kleinman et al. 2013 | Vincent et al. 2023 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 14 27 27.68 (0.04) | 14 27 28.29 | 14 27 28.30 | 14 27 27.70 (0.06) | 14 27 27.68 | 14 27 28.30 (0.04) | 14 27 27.70 | 14 27 29.88 | 14 27 28.30 | |||||||||
| Declination | 61 10 26.64 (0.05) | 61 10 26.50 | 61 10 26.47 | 61 10 26.64 (0.06) | 61 10 26.64 | 61 10 26.47 (0.05) | 61 10 26.64 | 61 10 18.84 | 61 10 26.44 | |||||||||
| Spectral type | DQ | DQ | DQ | DQ | DQ | DQ | DQ | DQ | DQ | DQ8 | DQPEC | DQ | ||||||
| Effective temperature | [K] | 6372.0 (16) | 6441.0 (15) | 6461.0 (96) | 6400.0 (30) | 6427.0 | 7068.0 (25) | 6300.0 (3) | ||||||||||
| log(g) | [cgs] | 7.95 (0.006) | 7.97 (0.006) | 7.98 | 7.97 (0.01) | 8.00 (0) | 8.14 (0.007) | 10.00 (0.003) | ||||||||||
| Mass | [M☉] | 0.543 (0.005) | 0.556 (0.005) | 0.5636 | 0.553 (0.007) | 0.665 (0.006) | ||||||||||||
| log(Luminosity) | [L☉] | |||||||||||||||||
| Cooling age | [Gyr] | 1.9300 | 1.8600 | 1.8590 (0.04) | ||||||||||||||
| log(H/He) | ||||||||||||||||||
| log(C/He) | -6.63 | -6.62 | -6.6345 (0.02) | -6.74 | -6.83 (0.01) | |||||||||||||
| log(Ca/He) | ||||||||||||||||||
| log(Ca/H) | ||||||||||||||||||
| log(N/He) | ||||||||||||||||||
| log(O/He) | ||||||||||||||||||
| log(Na/He) | ||||||||||||||||||
| log(Mg/He) | ||||||||||||||||||
| log(Al/He) | ||||||||||||||||||
| log(Si/He) | ||||||||||||||||||
| log(P/He) | ||||||||||||||||||
| log(S/He) | ||||||||||||||||||
| log(Cl/He) | ||||||||||||||||||
| log(Sc/He) | ||||||||||||||||||
| log(Ti/He) | ||||||||||||||||||
| log(V/He) | ||||||||||||||||||
| log(Cr/He) | ||||||||||||||||||
| log(Mn/He) | ||||||||||||||||||
| log(Fe/He) | ||||||||||||||||||
| log(Co/He) | ||||||||||||||||||
| log(Ni/He) | ||||||||||||||||||
| log(Cu/He) | ||||||||||||||||||
| log(Zn/He) | ||||||||||||||||||
| log(Ga/He) | ||||||||||||||||||
| log(Ge/He) | ||||||||||||||||||
| log(Sr/He) | ||||||||||||||||||
| Parallax | [mas] | 23.31 (0.05) | 23.28 (0.06) | 23.28 | 23.28 (0.06) | 23.28 (0.06) | 23.31 | 23.31 (0.05) | 23.28 (0.06) | |||||||||
| Distance | [pc] | 42.90 (0.09) | 42.96 (0.1) | 42.95 (0.1) | 42.95 (0.1) | 42.95 (0.1) | 42.90 | 42.90 (0.09) | 42.95 (0.1) | |||||||||
| Composition | He | He | He | He | He | |||||||||||||
| Proper motion (right ascension) | [mas/yr] | -279.566504 (0.06) | -279.4857817 (0.1) | -279.567 (0.06) | -279.486 | |||||||||||||
| Proper motion (declination) | [mas/yr] | 10.90983686 (0.06) | 10.92955068 (0.1) | 10.91 (0.07) | 10.93 | |||||||||||||
| Variability | ||||||||||||||||||
| Magnetic | ||||||||||||||||||
| Bd | [MG] | |||||||||||||||||
| Infrared excess (disk) | ||||||||||||||||||
| Binarity | ||||||||||||||||||
| B magnitude | 16.80 | |||||||||||||||||
| V magnitude | ||||||||||||||||||
| R magnitude | 16.80 | |||||||||||||||||
| I magnitude | ||||||||||||||||||
| J magnitude | 16.35 (0.1) | 16.35 (0.1) | 16.35 (0.1) | |||||||||||||||
| H magnitude | 16.23 (0.2) | 16.23 (0.2) | 16.23 (0.2) | |||||||||||||||
| K magnitude | 16.05 (0.3) | 16.05 (0.3) | 16.05 (0.3) | |||||||||||||||
| u magnitude | 17.70 (0.01) | 17.71 (0.01) | 17.72 | 17.70 (0.01) | 17.70 (0.01) | 17.72 | 17.70 (0.02) | |||||||||||
| g magnitude | 17.14 (0.005) | 17.14 | 17.13 (0.003) | 17.14 (0.005) | 17.14 | 17.15 (0.02) | ||||||||||||
| r magnitude | 16.91 (0.004) | 16.91 | 16.91 (0.008) | 16.91 (0.004) | 16.91 | 16.92 (0.01) | ||||||||||||
| i magnitude | 16.87 (0.005) | 16.85 | 16.88 (0.003) | 16.87 (0.005) | 16.85 | 16.86 (0.03) | ||||||||||||
| z magnitude | 16.92 (0.01) | 16.89 | 16.93 (0.004) | 16.92 (0.01) | 16.89 | 16.90 (0.02) | ||||||||||||
| G magnitude | 16.91 (0.01) | 16.92 | 16.91 | 16.91 (0.003) | 16.92 | |||||||||||||
| BP magnitude | 17.07 (0.01) | 17.06 | 17.06 | |||||||||||||||
| RP magnitude | 16.51 (0.01) | 16.52 | 16.52 | |||||||||||||||
| Pan g magnitude | 17.13 (0.004) | 17.13 (0.003) | 17.13 (0.003) | |||||||||||||||
| Pan r magnitude | 16.91 (0.008) | 16.91 (0.008) | 16.91 (0.008) | |||||||||||||||
| Pan i magnitude | 16.88 (0.004) | 16.88 (0.003) | 16.88 (0.003) | |||||||||||||||
| Pan z magnitude | 16.93 (0.004) | 16.93 (0.004) | 16.93 (0.004) | |||||||||||||||
| Pan y magnitude | 16.95 (0.006) | 16.95 (0.007) | 16.95 (0.007) | |||||||||||||||
| E(B-V) | 0.005 | |||||||||||||||||
* Constant surface field
Spectra without link are available upon request
The Montreal White Dwarf Database is produced and maintained by Prof. Patrick Dufour (Université de Montréal) and Dr. Simon Blouin (University of Victoria). Please send database updates, corrections, suggestions or bug reports to patrick.dufour@umontreal.ca.