All names: 2MASS J10541782+1706003, SDSS J105417.85+170600.4, USNO-A2.0 1050-06385383, GALEX J105417.8+170601, WIRED J105417.84+170600.3, WD 1051+173, SDSS J105417.84+170600.3, Gaia DR2 3982125898249239936, Gaia EDR3 3982125898249239936, TIC 149470462, Gaia DR3 3982125898249239936
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Gaia DR2 | Stilism | sdss-wdms.org (29/04/2016) | Simbad | White Dwarf Catalog (McCook & Sion 1999) | Kleinman et al. 2013 |
|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 10 54 17.84 (0.2) | 10 54 17.85 | 10 54 17.84 (0.4) | 10 54 17.84 | 10 54 17.85 (0.2) | 10 54 17.74 | 10 54 17.85 | |||
| Declination | 17 06 00.29 (0.2) | 17 06 00.32 | 17 06 00.29 (0.2) | 17 06 00.29 | 17 06 00.36 (0.2) | 17 05 54.60 | 17 06 00.36 | |||
| Spectral type | DA+M | DA+M | DA M | DA+M | ||||||
| Effective temperature | [K] | 6300.0 (4) | ||||||||
| log(g) | [cgs] | 9.95 (0.5) | ||||||||
| Mass | [M☉] | |||||||||
| log(Luminosity) | [L☉] | |||||||||
| Cooling age | [Gyr] | |||||||||
| log(H/He) | ||||||||||
| log(C/He) | ||||||||||
| log(Ca/He) | ||||||||||
| log(Ca/H) | ||||||||||
| Parallax | [mas] | 1.46 (0.2) | 1.05 (0.3) | 1.46 (0.2) | ||||||
| Distance | [pc] | 685.63 (109) | 953.00 (302) | 163.00 (5) | 685.64 (109) | |||||
| Composition | ||||||||||
| Proper motion (right ascension) | [mas/yr] | -6.191444282 (0.3) | -5.976099762 (0.6) | -6.191 (0.3) | ||||||
| Proper motion (declination) | [mas/yr] | -4.249308145 (0.2) | -4.107470239 (0.5) | -4.249 (0.2) | ||||||
| Variability | ||||||||||
| Magnetic | ||||||||||
| Bd | [MG] | |||||||||
| Infrared excess (disk) | ||||||||||
| Binarity | WDMS | WDMS | ||||||||
| B magnitude | 19.10 (0.3) | |||||||||
| V magnitude | ||||||||||
| R magnitude | 18.60 (0.3) | |||||||||
| I magnitude | ||||||||||
| J magnitude | 16.73 (0.2) | |||||||||
| H magnitude | 16.28 (0.2) | |||||||||
| K magnitude | 15.64 (0.2) | |||||||||
| u magnitude | 19.52 (0.03) | 19.51 | 19.52 (0.03) | 19.51 | 19.54 (0.04) | |||||
| g magnitude | 19.26 (0.01) | 19.28 | 19.27 (0.01) | 19.28 | 19.29 (0.02) | |||||
| r magnitude | 19.20 (0.01) | 19.22 | 19.20 (0.01) | 19.22 | 19.23 (0.02) | |||||
| i magnitude | 18.61 (0.01) | 18.64 | 18.62 (0.01) | 18.64 | 18.64 (0.02) | |||||
| z magnitude | 18.06 (0.02) | 18.13 | 18.07 (0.02) | 18.13 | 18.10 (0.02) | |||||
| G magnitude | 18.90 (0.04) | 18.92 | 18.90 (0.004) | |||||||
| BP magnitude | 19.26 (0.04) | 19.39 | ||||||||
| RP magnitude | 18.17 (0.03) | 18.19 | ||||||||
| Pan g magnitude | 19.29 (0.01) | |||||||||
| Pan r magnitude | 19.21 (0.009) | |||||||||
| Pan i magnitude | 18.63 (0.005) | |||||||||
| Pan z magnitude | 18.18 (0.007) | |||||||||
| Pan y magnitude | 17.97 (0.01) | |||||||||
| E(B-V) | 0.021 | |||||||||
* 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.