All names: Gaia EDR3 833470465721350784, 2MASS J10221035+4612491, PSO J155.5432+46.2132, WIRED J102210.36+461249.2, GALEX J102210.4+461248, SDSS J102210.36+461249.2, SDSS J102210.35+461249.1, 10221+4612, Gaia DR2 833470465721350784, Gaia DR3 833470465721350784, WDJ102210.36+461249.40, SDSS J102210.36+461249.1, J1022+4612, WD 1019+464, TIC 150251751, PM J10221+4612, WD 1022+461
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | O'Brien et al. 2024 | Caron et al. 2023 | McCleery et al. 2020 | Blouin et al. 2019 | MWDD H | MWDD HE | Gaia DR2 | Stilism | Limoges et al. 2015 | Tremblay et al. 2011 | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | Eisenstein et al. 2006 | White Dwarf Catalog (McCook & Sion 1999) | Kleinman et al. 2013 | Vincent et al. 2023 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 10 22 10.37 (0.03) | 10 22 10.35 | 10 22 10.37 (0.04) | 10 22 10.37 (0.04) | 10 22 10.37 | 10 22 10.36 (0.03) | 10 22 10.37 | 10 22 10.36 | 10 25 20.98 | 10 22 10.36 | |||||||||||
| Declination | 46 12 47.40 (0.03) | 46 12 49.16 | 46 12 47.46 (0.05) | 46 12 47.46 (0.05) | 46 12 47.40 | 46 12 49.40 (0.03) | 46 12 47.46 | 46 12 49.25 | 45 55 50.88 | 46 12 49.24 | |||||||||||
| Spectral type | DA | DA | DA | DA | DA | DA | DA | DA | DA | DA_auto | DA | DA | DA | ||||||||
| Effective temperature | [K] | 7076.0 (76) | 7223.0 (23) | 7035.7 (92) | 7145.0 (60) | 7174.0 | 6905.0 | 7000.0 (101) | 7100.0 (20) | 7316.0 (40) | 7689.0 (14) | 6925.0 (20) | |||||||||
| log(g) | [cgs] | 8.17 (0.03) | 8.22 (0.006) | 8.16 (0.03) | 8.21 (0.02) | 8.21 | 8.10 | 8.24 (0.06) | 8.27 (0.04) | 8.24 (0.009) | 9.00 (0.002) | 8.01 (0.03) | |||||||||
| Mass | [M☉] | 0.697 (0.02) | 0.732 (0.006) | 0.722 (0.01) | 0.722 | 0.636 | 0.75 (0.04) | 0.76 (0.03) | 0.743 (0.008) | 0.598 (0.02) | |||||||||||
| log(Luminosity) | [L☉] | -3.60 | |||||||||||||||||||
| Cooling age | [Gyr] | 2.1400 | 2.0520 (0.1) | 2.0240 | 1.9300 | 2.5119 | |||||||||||||||
| 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] | 30.35 (0.05) | 30.35 (0.05) | 30.34 (0.07) | 30.34 (0.07) | 30.34 (0.07) | 30.34 (0.07) | 30.35 | 30.35 (0.05) | 30.34 (0.07) | |||||||||||
| Distance | [pc] | 32.95 (0.05) | 32.95 (0.05) | 32.96 (0.08) | 32.96 (0.07) | 32.96 (0.07) | 32.96 (0.07) | 30.60 (0.9) | 32.95 | 32.95 (0.05) | 32.96 (0.07) | ||||||||||
| Composition | H | H | H | H | H | ||||||||||||||||
| Proper motion (right ascension) | [mas/yr] | 10.12003981 (0.04) | 10.0444122 (0.08) | 10.12 (0.04) | 10.044 | 11.0 | |||||||||||||||
| Proper motion (declination) | [mas/yr] | -124.7538079 (0.04) | -124.8855518 (0.1) | -124.754 (0.04) | -124.886 | -119.7 | |||||||||||||||
| Variability | |||||||||||||||||||||
| Magnetic | |||||||||||||||||||||
| Bd | [MG] | ||||||||||||||||||||
| Infrared excess (disk) | |||||||||||||||||||||
| Binarity | |||||||||||||||||||||
| B magnitude | |||||||||||||||||||||
| V magnitude | |||||||||||||||||||||
| R magnitude | |||||||||||||||||||||
| I magnitude | |||||||||||||||||||||
| J magnitude | 15.61 (0.007) | 15.55 (0.05) | 15.55 (0.05) | ||||||||||||||||||
| H magnitude | 15.46 (0.1) | 15.46 (0.1) | 15.46 (0.1) | ||||||||||||||||||
| K magnitude | 15.56 (0.2) | 15.56 (0.2) | 15.56 (0.2) | ||||||||||||||||||
| u magnitude | 16.95 (0.008) | 16.91 (0.008) | 16.95 (0.008) | 16.91 (0.008) | 16.90 (0.01) | 18.08 | 16.90 (0.01) | ||||||||||||||
| g magnitude | 16.42 (0.004) | 16.39 (0.003) | 16.39 (0.003) | 16.47 (0.07) | 18.21 | 16.45 (0.07) | |||||||||||||||
| r magnitude | 16.25 (0.004) | 16.26 (0.004) | 16.23 (0.004) | 16.25 (0.03) | 18.60 | 16.25 (0.03) | |||||||||||||||
| i magnitude | 16.22 (0.004) | 16.24 (0.003) | 16.19 (0.004) | 16.20 (0.02) | 18.90 | 16.19 (0.02) | |||||||||||||||
| z magnitude | 16.29 (0.008) | 16.29 (0.005) | 16.24 (0.008) | 16.25 (0.02) | 19.26 | 16.26 (0.02) | |||||||||||||||
| G magnitude | 16.22 (0.004) | 16.23 | 16.23 | 16.22 | 16.22 (0.003) | 16.23 | |||||||||||||||
| BP magnitude | 16.40 (0.004) | 16.39 | 16.39 | ||||||||||||||||||
| RP magnitude | 15.89 (0.005) | 15.90 | 15.90 | ||||||||||||||||||
| Pan g magnitude | 16.39 (0.003) | 16.39 (0.003) | 16.39 (0.003) | ||||||||||||||||||
| Pan r magnitude | 16.26 (0.003) | 16.26 (0.004) | 16.26 (0.004) | ||||||||||||||||||
| Pan i magnitude | 16.24 (0.003) | 16.24 (0.003) | 16.24 (0.003) | ||||||||||||||||||
| Pan z magnitude | 16.29 (0.004) | 16.29 (0.005) | 16.29 (0.005) | ||||||||||||||||||
| Pan y magnitude | 16.32 (0.006) | 16.32 (0.01) | 16.32 (0.01) | ||||||||||||||||||
| 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.