All names: Gaia EDR3 153229044254825728, PM J04523+2519, WD 0449+252, 2MASS J04521936+2519342, 04523+2519, WDJ045219.36+251933.98, GALEX J045219.3+251935, TIC 60262318, Gaia DR2 153229044254825728, Gaia DR3 153229044254825728
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | Hardy et al. 2023a | Gaia DR2 | Stilism | Limoges et al. 2015 | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 04 52 19.37 (0.03) | 04 52 19.37 (0.06) | 04 52 19.37 | 04 52 19.36 (0.03) | 04 52 19.37 | 04 52 18.86 | |||||
| Declination | 25 19 32.23 (0.02) | 25 19 32.29 (0.04) | 25 19 32.23 | 25 19 33.98 (0.02) | 25 19 32.29 | 25 19 33.96 | |||||
| Spectral type | DA | DAH | DA | DA | DA2.6 | ||||||
| Effective temperature | [K] | 20966.8 (144) | 11500.0 (2655) | 21344.0 (223) | |||||||
| log(g) | [cgs] | 8.17 (0.0004) | 8.00 (0) | 8.20 (0.009) | |||||||
| Mass | [M☉] | 0.7280837509244245 (0.001) | 0.6 (0.1) | 0.743 (0.007) | |||||||
| log(Luminosity) | [L☉] | -2.58 | |||||||||
| Cooling age | [Gyr] | ||||||||||
| 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] | 19.39 (0.04) | 19.33 (0.06) | 19.39 | 19.39 (0.04) | 19.33 (0.06) | |||||
| Distance | [pc] | 51.58 (0.1) | 51.73 (0.2) | 43.70 (6) | 51.58 | 51.58 (0.1) | 51.73 (0.2) | ||||
| Composition | H | ||||||||||
| Proper motion (right ascension) | [mas/yr] | 5.512713621 (0.05) | 5.534908458 (0.1) | 5.513 (0.05) | 5.534908458 | ||||||
| Proper motion (declination) | [mas/yr] | -109.364676 (0.03) | -109.2036058 (0.06) | -109.365 (0.03) | -109.2036058 | ||||||
| Variability | |||||||||||
| Magnetic | |||||||||||
| Bd | [MG] | ||||||||||
| Infrared excess (disk) | |||||||||||
| Binarity | |||||||||||
| B magnitude | |||||||||||
| V magnitude | 14.93 | ||||||||||
| R magnitude | |||||||||||
| I magnitude | |||||||||||
| J magnitude | 15.08 | 15.08 (0.04) | |||||||||
| H magnitude | 15.15 | 15.15 (0.09) | |||||||||
| K magnitude | 15.17 | 15.17 (0.1) | |||||||||
| u magnitude | 14.31 (0.004) | ||||||||||
| g magnitude | 14.33 (0.004) | ||||||||||
| r magnitude | 14.71 (0.004) | ||||||||||
| i magnitude | 15.01 (0.004) | ||||||||||
| z magnitude | 15.32 (0.006) | ||||||||||
| G magnitude | 14.54 (0.001) | 14.55 | 14.54 | 14.54 (0.003) | 14.55 | ||||||
| BP magnitude | 14.44 (0.001) | 14.40 | 14.40 | ||||||||
| RP magnitude | 14.73 (0.001) | 14.73 | 14.73 | ||||||||
| Pan g magnitude | 14.41 (0.005) | ||||||||||
| Pan r magnitude | 14.74 (0.003) | ||||||||||
| Pan i magnitude | 15.05 (0.002) | ||||||||||
| Pan z magnitude | 15.32 (0.004) | ||||||||||
| Pan y magnitude | 15.50 (0.002) | ||||||||||
| 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.