All names: Gaia DR2 724966844360175232, SDSS J104115.81+262154.5, WDJ104115.84+262155.00, SDSS J104115.77+262153.5, GALEX J104115.8+262154, Gaia DR3 724966844360175232, Gaia EDR3 724966844360175232, SDSS J104115.80+262154.5, SDSS J104115.80+262154.4
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | Kilic et al. 2025 | MWDD H | MWDD HE | Gaia DR2 | Stilism | Koester & Kepler 2015 | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | Vincent et al. 2023 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 10 41 15.75 (0.05) | 10 41 15.76 (0.09) | 10 41 15.75 | 10 41 15.84 (0.06) | 10 41 15.76 | ||||||||
| Declination | 26 21 53.16 (0.04) | 26 21 53.22 (0.06) | 26 21 53.16 | 26 21 55.00 (0.04) | 26 21 53.22 | ||||||||
| Spectral type | DBA | DB | DB | DB | |||||||||
| Effective temperature | [K] | 11991.0 (117) | 11364.0 | 11941.0 | 11905.0 (42) | 12212.0 (174) | |||||||
| log(g) | [cgs] | 8.02 (0.01) | 8.02 | 8.01 | 8.00 (0) | 8.05 (0.02) | |||||||
| Mass | [M☉] | 0.596 (0.01) | 0.615 | 0.591 | 0.613 (0.01) | ||||||||
| log(Luminosity) | [L☉] | ||||||||||||
| Cooling age | [Gyr] | 0.4417 | 0.3940 | ||||||||||
| log(H/He) | -6.0 | -5.96 (0.6) | |||||||||||
| log(C/He) | |||||||||||||
| log(Ca/He) | <-10.59 | ||||||||||||
| log(Ca/H) | |||||||||||||
| Parallax | [mas] | 11.50 (0.06) | 11.48 (0.09) | 11.50 | 11.50 (0.06) | 11.48 (0.09) | |||||||
| Distance | [pc] | 86.98 (0.5) | 87.09 (0.7) | 85.00 | 86.98 | 86.98 (0.5) | 87.09 (0.7) | ||||||
| Composition | |||||||||||||
| Proper motion (right ascension) | [mas/yr] | -68.86041172 (0.06) | -68.716 (0.2) | -68.86 (0.06) | -68.71611588 | ||||||||
| Proper motion (declination) | [mas/yr] | -114.6597797 (0.05) | -114.903 (0.2) | -114.66 (0.05) | -114.9034436 | ||||||||
| Variability | |||||||||||||
| Magnetic | |||||||||||||
| Bd | [MG] | ||||||||||||
| Infrared excess (disk) | |||||||||||||
| Binarity | |||||||||||||
| B magnitude | |||||||||||||
| V magnitude | |||||||||||||
| R magnitude | |||||||||||||
| I magnitude | |||||||||||||
| J magnitude | |||||||||||||
| H magnitude | |||||||||||||
| K magnitude | |||||||||||||
| u magnitude | 16.48 (0.006) | 16.48 (0.006) | |||||||||||
| g magnitude | 16.44 (0.004) | 16.44 (0.004) | |||||||||||
| r magnitude | 16.65 (0.004) | 16.65 (0.004) | |||||||||||
| i magnitude | 16.82 (0.005) | 16.82 (0.005) | |||||||||||
| z magnitude | 17.01 (0.01) | 17.01 (0.01) | |||||||||||
| G magnitude | 16.52 (0.003) | 16.54 | 16.52 | 16.52 (0.003) | 16.54 | ||||||||
| BP magnitude | 16.50 (0.003) | 16.47 | 16.47 | ||||||||||
| RP magnitude | 16.53 (0.005) | 16.52 | 16.52 | ||||||||||
| Pan g magnitude | 16.47 (0.005) | ||||||||||||
| Pan r magnitude | 16.64 (0.006) | ||||||||||||
| Pan i magnitude | 16.85 (0.002) | ||||||||||||
| Pan z magnitude | 17.03 (0.003) | ||||||||||||
| Pan y magnitude | 17.17 (0.007) | ||||||||||||
| E(B-V) | 0.004 | ||||||||||||
* 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.