All names: Gaia DR3 384636109728592768, LSPM J0011+4240, USNO-B1.0 1326-00004702, 00113+4240, NLTT 529, WDJ001122.46+424040.92, UCAC2 46491449, WD 0008+424, GD 5, GALEX J001122.4+424039, J0011+4240, CNS5 50, TIC 440010496, PSO J002.8433+42.6771, LP 192-41, PM J00113+4240, Gaia EDR3 384636109728592768, WD 0008+423, 2MASS J00112246+4240411, Gaia DR2 384636109728592768
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | O'Brien et al. 2024 | Caron et al. 2023 | McCleery et al. 2020 | Blouin et al. 2019 | Gaia DR2 | Bedard et al. 2017 | Subasavage et al. 2017 | Stilism | Holberg et al. 2016 | Limoges et al. 2015 | Giammichele et al. 2012 | Gianninas et al. 2011 | Holberg et al. 2008 | Kawka et Vennes 2006 | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 00 11 22.39 (0.02) | 00 11 22.39 (0.03) | 00 11 22.39 (0.03) | 00 11 22.46 | 00 11 22.39 | 00 11 22.46 (0.02) | 00 11 22.39 | 00 11 22.46 | |||||||||||||
| Declination | 42 40 37.29 (0.02) | 42 40 37.40 (0.02) | 42 40 37.40 (0.02) | 42 40 04.09 | 42 40 37.29 | 42 40 40.92 (0.02) | 42 40 37.40 | 42 40 41.16 | |||||||||||||
| Spectral type | DA | DA | DA | DA | DA | DA | DA | DA | DA | DA | DA | DA | DA | DA7.0 | DA6.8 | ||||||
| Effective temperature | [K] | 7079.0 (48) | 7068.0 (20) | 7071.0 (20) | 6990.0 (50) | 7121.0 (105) | 7020.0 (150) | 7203.0 (107) | 7140.0 (106) | 7202.0 (107) | 7200.0 (107) | 7380.0 (60) | 7161.0 (21) | ||||||||
| log(g) | [cgs] | 7.99 (0.02) | 8.00 (0.004) | 7.99 (0.009) | 7.97 (0.02) | 8.11 (0.07) | 7.99 (0.04) | 7.99 (0.07) | 8.24 (0.07) | 8.07 (0.07) | 8.12 (0.07) | 8.38 (0.08) | 8.02 (0.005) | ||||||||
| Mass | [M☉] | 0.586 (0.01) | 0.59 (0.004) | 0.577 (0.01) | 0.58 (0.03) | 0.59 (0.03) | 0.75 (0.05) | 0.64 (0.04) | 0.66 (0.05) | 0.83 (0.05) | 0.603 (0.005) | ||||||||||
| log(Luminosity) | [L☉] | -3.44 (0.01) | -3.56 | -3.45 | |||||||||||||||||
| Cooling age | [Gyr] | 1.5200 | 1.4720 (0.04) | 1.4800 (0.02) | 1.4000 | 1.5600 | |||||||||||||||
| log(H/He) | |||||||||||||||||||||
| log(C/He) | |||||||||||||||||||||
| log(Ca/He) | |||||||||||||||||||||
| log(Ca/H) | |||||||||||||||||||||
| log(C/H) | |||||||||||||||||||||
| log(N/H) | |||||||||||||||||||||
| log(O/H) | |||||||||||||||||||||
| log(Na/H) | |||||||||||||||||||||
| log(Mg/H) | |||||||||||||||||||||
| log(Al/H) | |||||||||||||||||||||
| log(Si/H) | |||||||||||||||||||||
| log(P/H) | |||||||||||||||||||||
| log(S/H) | |||||||||||||||||||||
| log(Sc/H) | |||||||||||||||||||||
| log(Ti/H) | |||||||||||||||||||||
| log(Cr/H) | |||||||||||||||||||||
| log(Mn/H) | |||||||||||||||||||||
| log(Fe/H) | |||||||||||||||||||||
| log(Ni/H) | |||||||||||||||||||||
| Parallax | [mas] | 42.68 (0.03) | 42.68 (0.03) | 42.71 (0.05) | 42.71 (0.05) | 42.71 (0.04) | 42.71 (0.05) | 43.17 (0.3) | 42.68 | 42.68 (0.03) | 42.71 (0.05) | ||||||||||
| Distance | [pc] | 23.43 (0.02) | 23.43 (0.02) | 23.41 (0.03) | 23.41 (0.02) | 23.41 (0.03) | 23.41 (0.02) | 23.20 (0.2) | 23.16 (0.2) | 23.64 (0.5) | 19.30 (0.8) | 21.40 (1) | 21.00 | 17.88 | 18.00 | 23.43 | 23.43 (0.02) | 23.41 (0.02) | |||
| Composition | H | H | H | H | H | H | H | H | H | ||||||||||||
| Proper motion (right ascension) | [mas/yr] | -50.02413151 (0.02) | -50.05569225 (0.05) | -50.024 (0.02) | -50.05569225 | ||||||||||||||||
| Proper motion (declination) | [mas/yr] | -227.029342 (0.02) | -226.9214333 (0.03) | -227.029 (0.02) | -226.9214333 | ||||||||||||||||
| Variability | |||||||||||||||||||||
| Magnetic | |||||||||||||||||||||
| Bd | [MG] | ||||||||||||||||||||
| Infrared excess (disk) | |||||||||||||||||||||
| Binarity | |||||||||||||||||||||
| B magnitude | 15.50 | ||||||||||||||||||||
| V magnitude | 15.23 | 15.23 | |||||||||||||||||||
| R magnitude | 15.00 | ||||||||||||||||||||
| I magnitude | |||||||||||||||||||||
| J magnitude | 14.60 (0.004) | 14.54 (0.03) | 14.54 (0.03) | 14.54 (0.03) | |||||||||||||||||
| H magnitude | 14.35 (0.04) | 14.35 (0.04) | 14.35 (0.04) | 14.35 (0.04) | |||||||||||||||||
| K magnitude | 14.39 (0.06) | 14.39 (0.06) | 14.39 (0.06) | 14.39 (0.06) | |||||||||||||||||
| u magnitude | |||||||||||||||||||||
| g magnitude | 15.42 (0.003) | ||||||||||||||||||||
| r magnitude | 15.27 (0.004) | ||||||||||||||||||||
| i magnitude | 15.24 (0.0009) | ||||||||||||||||||||
| z magnitude | 15.28 (0.004) | ||||||||||||||||||||
| G magnitude | 15.22 (0.001) | 15.24 | 15.24 | 15.22 | 15.22 (0.003) | 15.24 | |||||||||||||||
| BP magnitude | 15.40 (0.001) | 15.40 | 15.40 | ||||||||||||||||||
| RP magnitude | 14.90 (0.002) | 14.91 | 14.91 | ||||||||||||||||||
| Pan g magnitude | 15.42 (0.004) | 15.42 (0.003) | 15.42 (0.003) | ||||||||||||||||||
| Pan r magnitude | 15.27 (0.002) | 15.27 (0.003) | 15.27 (0.003) | ||||||||||||||||||
| Pan i magnitude | 15.24 (0.0009) | 15.24 (0.0009) | 15.23 (0.001) | ||||||||||||||||||
| Pan z magnitude | 15.28 (0.004) | 15.28 (0.004) | 15.28 (0.004) | ||||||||||||||||||
| Pan y magnitude | 15.31 (0.005) | 15.31 (0.005) | 15.31 (0.005) | ||||||||||||||||||
| E(B-V) | 0.001 | ||||||||||||||||||||
* 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.