All names: 2MASS J00524511-0053369, EPIC 220177359, SDSS J005245.11-005337.6, SDSS J005245.11-005337.2, WD 0050-011, [SGR2010] J0052-0053, TIC 333640393, Gaia DR3 2535934852620939136, SDSS J005245.10-005337.2, GALEX J005245.1-005337, SDSS J005245.12-005337.2, WIRED J005245.11-005337.2, Gaia DR2 2535934852620939136, [HHD2009] SDSS J0052-0053
| Parameter | Unit | Pan-STARRS DR1 | SDSS DR12 | Gaia DR2 | Stilism | sdss-wdms.org (29/04/2016) | Simbad | Eisenstein et al. 2006 | White Dwarf Catalog (McCook & Sion 1999) | Kleinman et al. 2013 |
|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 00 52 45.11 | 00 52 45.12 (2) | 00 52 45.11 | 00 52 45.12 (0.8) | 00 52 45.11 | 00 52 44.50 | 00 52 45.12 | |||
| Declination | -00 53 37.30 | -00 53 37.51 (1) | -00 53 37.21 | -00 53 37.53 (0.5) | -00 53 37.23 | -00 53 30.84 | -00 53 37.23 | |||
| Spectral type | DA+M | DA+dMe | DA+M | DA dM | DA+M | |||||
| Effective temperature | [K] | 16340.0 (4240) | 6300.0 (1) | 6300.0 (3) | ||||||
| log(g) | [cgs] | 9.12 (0.7) | 8.61 (0.09) | 10.00 (0.003) | ||||||
| Mass | [M☉] | 1.26 (0.4) | ||||||||
| log(Luminosity) | [L☉] | |||||||||
| Cooling age | [Gyr] | |||||||||
| log(H/He) | ||||||||||
| log(C/He) | ||||||||||
| log(Ca/He) | ||||||||||
| log(Ca/H) | ||||||||||
| Parallax | [mas] | |||||||||
| Distance | [pc] | 295.00 (221) | ||||||||
| Composition | ||||||||||
| Proper motion (right ascension) | [mas/yr] | 1.0 (4) | 1.8 | |||||||
| Proper motion (declination) | [mas/yr] | -22.0 (4) | -19.4 | |||||||
| Variability | ||||||||||
| Magnetic | ||||||||||
| Bd | [MG] | |||||||||
| Infrared excess (disk) | ||||||||||
| Binarity | WDMS | WDMS | WDMS | |||||||
| B magnitude | ||||||||||
| V magnitude | ||||||||||
| R magnitude | ||||||||||
| I magnitude | ||||||||||
| J magnitude | 15.73 (0.007) | |||||||||
| H magnitude | 15.21 (0.009) | |||||||||
| K magnitude | 14.91 (0.01) | |||||||||
| u magnitude | 20.61 (0.06) | 20.47 | 20.47 (0.06) | 20.47 (0.06) | 20.47 | 20.47 (0.06) | ||||
| g magnitude | 19.91 (0.02) | 19.86 | 19.86 (0.02) | 19.86 (0.03) | 19.86 | 19.87 (0.03) | ||||
| r magnitude | 19.17 (0.01) | 19.15 | 19.15 (0.01) | 19.15 (0.02) | 19.15 | 19.14 (0.02) | ||||
| i magnitude | 17.97 (0.008) | 17.97 | 17.96 (0.008) | 17.97 (0.02) | 17.97 | 17.96 (0.02) | ||||
| z magnitude | 17.19 (0.01) | 17.22 | 17.23 (0.01) | 17.22 (0.02) | 17.22 | 17.21 (0.02) | ||||
| G magnitude | 18.83 | 19.05 (0.01) | ||||||||
| BP magnitude | 19.65 | |||||||||
| RP magnitude | 17.48 | |||||||||
| Pan g magnitude | 19.81 (0.02) | |||||||||
| Pan r magnitude | 19.18 (0.006) | |||||||||
| Pan i magnitude | 17.98 (0.003) | |||||||||
| Pan z magnitude | 17.35 (0.005) | |||||||||
| Pan y magnitude | 17.02 (0.04) | |||||||||
| E(B-V) | 0.024 | |||||||||
* 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.