All names: WDJ055234.23+312401.94, SDSS J055234.18+312401.6, SDSS J055234.19+312401.7, 2MASS J05523421+3124019, Gaia DR3 3444888196042856192, Gaia DR2 3444888196042856192, UCAC4 608-026236, LAMOST J055234.17+312401.6, J0552+3124, TIC 311920919, Gaia EDR3 3444888196042856192, LAMOST J055234.16+312401.6
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | Kilic et al. 2025 | Kilic et al. 2020 | MWDD H | MWDD HE | Gaia DR2 | Stilism | Guo et al. 2015 | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 05 52 34.14 (0.03) | 05 52 34.14 | 05 52 34.14 | 05 52 34.23 (0.03) | 05 52 34.14 | ||||||||
| Declination | 31 24 01.48 (0.03) | 31 24 01.50 | 31 24 01.48 | 31 24 01.94 (0.03) | 31 24 01.50 | ||||||||
| Spectral type | DA | DAZ | DAZ | DA | DAZ | ||||||||
| Effective temperature | [K] | 13603.0 (65) | 13613.0 (64) | 13332.0 | 13986.0 | 14000.0 (274) | 13939.0 (96) | ||||||
| log(g) | [cgs] | 8.19 (0.003) | 8.17 (0.005) | 8.15 | 8.20 | 8.13 (0.03) | 8.20 (0.006) | ||||||
| Mass | [M☉] | 0.722 (0.003) | 0.714 (0.004) | 0.703 | 0.713 | 0.69 (0.02) | 0.733 (0.005) | ||||||
| log(Luminosity) | [L☉] | ||||||||||||
| Cooling age | [Gyr] | 0.3512 | 0.3472 | ||||||||||
| 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] | 23.93 (0.04) | 23.72 (0.09) | 23.93 | 23.93 (0.04) | 23.72 (0.09) | |||||||
| Distance | [pc] | 41.80 (0.07) | 42.17 (0.2) | 41.80 | 41.80 (0.07) | 42.17 (0.2) | |||||||
| Composition | H | ||||||||||||
| Proper motion (right ascension) | [mas/yr] | -71.72687604 (0.03) | -71.98890293 (0.1) | -71.727 (0.03) | -71.98890293 | ||||||||
| Proper motion (declination) | [mas/yr] | -28.62853181 (0.02) | -28.7489537 (0.08) | -28.629 (0.02) | -28.7489537 | ||||||||
| Variability | |||||||||||||
| Magnetic | |||||||||||||
| Bd | [MG] | ||||||||||||
| Infrared excess (disk) | |||||||||||||
| Binarity | |||||||||||||
| B magnitude | 15.01 (0.01) | ||||||||||||
| V magnitude | 14.81 (0.1) | ||||||||||||
| R magnitude | 14.92 (0.06) | ||||||||||||
| I magnitude | |||||||||||||
| J magnitude | 14.98 (0.05) | ||||||||||||
| H magnitude | 15.22 (0.1) | ||||||||||||
| K magnitude | 15.28 (0.1) | ||||||||||||
| u magnitude | 15.09 (0.004) | 15.09 (0.004) | |||||||||||
| g magnitude | 14.75 (0.04) | 14.72 (0.004) | |||||||||||
| r magnitude | 15.00 (0.01) | 14.99 (0.004) | |||||||||||
| i magnitude | 15.28 (0.04) | 15.21 (0.005) | |||||||||||
| z magnitude | 15.49 (0.006) | 15.49 (0.006) | |||||||||||
| G magnitude | 14.86 (0.001) | 14.88 | 14.86 | 14.86 (0.003) | 14.88 | ||||||||
| BP magnitude | 14.84 (0.001) | 14.83 | 14.83 | ||||||||||
| RP magnitude | 14.93 (0.002) | 14.94 | 14.94 | ||||||||||
| Pan g magnitude | 14.78 (0.002) | ||||||||||||
| Pan r magnitude | 14.99 (0.002) | ||||||||||||
| Pan i magnitude | 15.24 (0.0007) | ||||||||||||
| Pan z magnitude | 15.48 (0.002) | ||||||||||||
| Pan y magnitude | 15.62 (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.