All names: Gaia EDR3 3830980604624181376, 2QZ J102430.9-003208, Gaia DR3 3830980604624181376, Gaia DR2 3830980604624181376, PSO J156.1288-00.5353, WD 1021-002, SDSS J102430.93-003207.0, GALEX J102430.9-003206, SDSS J102430.92-003207.0
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Bedard et al. 2020 | Stilism | Tremblay et al. 2011 | Simbad | Eisenstein et al. 2006 | White Dwarf Catalog (McCook & Sion 1999) | Kleinman et al. 2013 | Kleinman et al. 2004 | Vincent et al. 2023 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 10 24 30.91 (0.3) | 10 24 30.93 | 10 24 30.93 (0.3) | 10 24 30.93 | 10 24 29.54 | 10 24 30.93 | 10 24 30.93 | ||||||
| Declination | -00 32 07.16 (0.6) | -00 32 07.05 | -00 32 07.07 (0.6) | -00 32 07.03 | -00 32 08.16 | -00 32 07.03 | -00 32 07.04 | ||||||
| Spectral type | DA | DA | DA | DA | DA1.1 | DA | DA | ||||||
| Effective temperature | [K] | 41735.0 (964) | 41780.0 (2140) | 43902.0 (1721) | 41584.0 (1407) | 44405.0 (1721) | |||||||
| log(g) | [cgs] | 7.73 (0.1) | 7.64 (0.2) | 7.91 (0.2) | 7.77 (0.2) | 7.98 (0.2) | |||||||
| Mass | [M☉] | 0.54 (0.04) | 0.52 (0.09) | 0.568 (0.07) | |||||||||
| log(Luminosity) | [L☉] | -0.12 (0.08) | |||||||||||
| Cooling age | [Gyr] | 0.0032 (0.0004) | 0.0041 | ||||||||||
| 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] | 1.01 (0.4) | 1.01 (0.4) | ||||||||||
| Distance | [pc] | 991.08 (345) | 991.08 (345) | ||||||||||
| Composition | H | H | |||||||||||
| Proper motion (right ascension) | [mas/yr] | -21.30106779 (0.4) | -21.301 (0.4) | -21.1 | -18.0 | ||||||||
| Proper motion (declination) | [mas/yr] | -5.669987422 (0.6) | -5.67 (0.6) | -3.6 | -5.0 | ||||||||
| Variability | |||||||||||||
| Magnetic | |||||||||||||
| Bd | [MG] | ||||||||||||
| Infrared excess (disk) | |||||||||||||
| Binarity | |||||||||||||
| B magnitude | |||||||||||||
| V magnitude | |||||||||||||
| R magnitude | |||||||||||||
| I magnitude | |||||||||||||
| J magnitude | 19.70 (0.2) | ||||||||||||
| H magnitude | |||||||||||||
| K magnitude | |||||||||||||
| u magnitude | 18.57 (0.02) | 18.57 (0.01) | 18.61 (0.02) | 18.61 | 18.60 (0.02) | 18.61 (0.02) | |||||||
| g magnitude | 18.84 (0.008) | 18.84 (0.008) | 18.89 (0.03) | 18.90 | 18.88 (0.03) | 18.90 (0.02) | |||||||
| r magnitude | 19.28 (0.01) | 19.28 (0.01) | 19.32 (0.02) | 19.32 | 19.31 (0.02) | 19.32 (0.02) | |||||||
| i magnitude | 19.58 (0.02) | 19.58 (0.02) | 19.62 (0.03) | 19.64 | 19.61 (0.03) | 19.64 (0.04) | |||||||
| z magnitude | 19.77 (0.08) | 19.77 (0.08) | 19.78 (0.08) | 19.81 | 19.78 (0.08) | 19.81 (0.08) | |||||||
| G magnitude | 19.08 (0.03) | 19.08 (0.004) | |||||||||||
| BP magnitude | 19.00 (0.03) | ||||||||||||
| RP magnitude | 19.23 (0.05) | ||||||||||||
| Pan g magnitude | 18.90 (0.01) | ||||||||||||
| Pan r magnitude | 19.27 (0.01) | ||||||||||||
| Pan i magnitude | 19.58 (0.03) | ||||||||||||
| Pan z magnitude | 19.81 (0.02) | ||||||||||||
| Pan y magnitude | 19.90 (0.1) | ||||||||||||
| E(B-V) | 0.032 | ||||||||||||
* 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.