All names: Gaia EDR3 3305972018634634880, LAMOST J042858.27+104451.0, Gaia DR2 3305972018634634880, KUV 04262+1038, WD 0426+106, WDJ042858.26+104450.20, Gaia DR3 3305972018634634880, J0428+1044, USNO-B1.0 1007-00040222
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | Caron et al. 2023 | MWDD H | MWDD HE | Gaia DR2 | Stilism | Gianninas et al. 2011 | Koester et al. 2009 | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 04 28 58.28 (0.07) | 04 28 58.28 (0.08) | 04 28 58.28 | 04 28 58.26 (0.07) | 04 28 58.28 | 04 28 58.34 | ||||||||
| Declination | 10 44 51.40 (0.04) | 10 44 51.36 (0.05) | 10 44 51.40 | 10 44 50.20 (0.04) | 10 44 51.36 | 10 44 45.24 | ||||||||
| Spectral type | DA | DA | DA | DA4.8 | DA | |||||||||
| Effective temperature | [K] | 10402.0 (64) | 10092.0 | 9966.0 | 10460.0 (155) | 10058.0 (26) | 10055.0 (120) | |||||||
| log(g) | [cgs] | 8.48 (0.01) | 8.43 | 8.36 | 8.74 (0.06) | 8.41 (0.02) | 8.43 (0.02) | |||||||
| Mass | [M☉] | 0.91 (0.009) | 0.875 | 0.812 | 1.07 (0.03) | 0.877 (0.02) | ||||||||
| log(Luminosity) | [L☉] | |||||||||||||
| Cooling age | [Gyr] | 1.2300 | 1.1710 | 1.0820 | ||||||||||
| 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] | 15.17 (0.08) | 15.15 (0.1) | 15.15 (0.1) | 15.17 | 15.17 (0.08) | 15.15 (0.1) | |||||||
| Distance | [pc] | 65.92 (0.4) | 66.01 (0.4) | 66.01 (0.4) | 40.00 | 65.92 | 65.92 (0.4) | 66.01 (0.4) | ||||||
| Composition | H | H | ||||||||||||
| Proper motion (right ascension) | [mas/yr] | 18.00037165 (0.08) | 18.1907526 (0.2) | 18.0 (0.08) | 18.1907526 | |||||||||
| Proper motion (declination) | [mas/yr] | 75.1990706 (0.07) | 75.23540353 (0.1) | 75.199 (0.07) | 75.23540353 | |||||||||
| Variability | ||||||||||||||
| Magnetic | ||||||||||||||
| Bd | [MG] | |||||||||||||
| Infrared excess (disk) | ||||||||||||||
| Binarity | ||||||||||||||
| B magnitude | 16.50 | |||||||||||||
| V magnitude | 16.30 | 16.30 | ||||||||||||
| R magnitude | 17.50 | |||||||||||||
| I magnitude | ||||||||||||||
| J magnitude | 16.90 (0.02) | |||||||||||||
| H magnitude | ||||||||||||||
| K magnitude | 16.94 (0.06) | |||||||||||||
| u magnitude | ||||||||||||||
| g magnitude | ||||||||||||||
| r magnitude | ||||||||||||||
| i magnitude | ||||||||||||||
| z magnitude | ||||||||||||||
| G magnitude | 16.91 (0.005) | 16.94 | 16.91 | 16.91 (0.003) | 16.94 | |||||||||
| BP magnitude | 16.98 (0.005) | 16.98 | 16.98 | |||||||||||
| RP magnitude | 16.84 (0.007) | 16.83 | 16.83 | |||||||||||
| Pan g magnitude | 16.92 (0.004) | 16.92 (0.004) | ||||||||||||
| Pan r magnitude | 17.01 (0.003) | 17.01 (0.003) | ||||||||||||
| Pan i magnitude | 17.15 (0.003) | 17.15 (0.004) | ||||||||||||
| Pan z magnitude | 17.30 (0.005) | 17.30 (0.005) | ||||||||||||
| Pan y magnitude | 17.43 (0.01) | 17.43 (0.009) | ||||||||||||
| 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.