All names: Gaia DR3 4376680324417193472, J1728+0211, Gaia DR2 4376680324417193472, WDJ172818.46+021110.23, GALEX J172818.4+021108, PSO J262.0768+02.1853, PM J17283+0211, USNO-B1.0 0921-00394751, Gaia EDR3 4376680324417193472, LSPM J1728+0211, 2MASS J17281847+0211101, 17283+0211, WD 1725+022, TIC 348075582
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | Caron et al. 2023 | Blouin et al. 2019 | Gaia DR2 | Stilism | Limoges et al. 2015 | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 17 28 18.44 (0.03) | 17 28 18.44 (0.05) | 17 28 18.44 | 17 28 18.46 (0.03) | 17 28 18.44 | 17 28 18.24 | ||||||
| Declination | 02 11 06.89 (0.02) | 02 11 06.99 (0.05) | 02 11 06.89 | 02 11 10.23 (0.02) | 02 11 06.99 | 02 11 06.36 | ||||||
| Spectral type | DA | DA | DA | DA | DA | DA | ||||||
| Effective temperature | [K] | 8165.0 (41) | 8130.0 (80) | 8050.0 (121) | 8160.0 (40) | |||||||
| log(g) | [cgs] | 8.10 (0.008) | 8.10 (0.02) | 8.17 (0.08) | 8.09 (0.009) | |||||||
| Mass | [M☉] | 0.657 (0.007) | 0.657 (0.01) | 0.7 (0.05) | 0.652 (0.007) | |||||||
| log(Luminosity) | [L☉] | -3.31 | ||||||||||
| Cooling age | [Gyr] | 1.2200 | 1.1940 (0.05) | |||||||||
| 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] | 22.99 (0.05) | 23.00 (0.07) | 23.00 (0.07) | 23.00 (0.07) | 22.99 | 22.99 (0.05) | 23.00 (0.07) | ||||
| Distance | [pc] | 43.49 (0.1) | 43.48 (0.1) | 43.47 (0.1) | 43.47 (0.1) | 40.20 (1) | 43.49 | 43.49 (0.1) | 43.47 (0.1) | |||
| Composition | H | H | H | |||||||||
| Proper motion (right ascension) | [mas/yr] | -26.9739796 (0.05) | -27.01962163 (0.1) | -26.974 (0.05) | -27.01962163 | |||||||
| Proper motion (declination) | [mas/yr] | -208.8980259 (0.03) | -208.8377368 (0.1) | -208.898 (0.03) | -208.8377368 | |||||||
| Variability | ||||||||||||
| Magnetic | ||||||||||||
| Bd | [MG] | |||||||||||
| Infrared excess (disk) | ||||||||||||
| Binarity | ||||||||||||
| B magnitude | 16.10 | |||||||||||
| V magnitude | ||||||||||||
| R magnitude | 15.60 | |||||||||||
| I magnitude | ||||||||||||
| J magnitude | 15.67 (0.07) | 15.67 (0.07) | 15.67 | 15.67 (0.07) | ||||||||
| H magnitude | 15.95 (0.2) | 15.95 (0.2) | 15.95 | 15.95 (0.2) | ||||||||
| K magnitude | 15.94 (0.3) | 15.94 (0.3) | 15.94 | 15.94 (0.3) | ||||||||
| u magnitude | ||||||||||||
| g magnitude | 16.31 (0.005) | |||||||||||
| r magnitude | 16.26 (0.003) | |||||||||||
| i magnitude | 16.31 (0.003) | |||||||||||
| z magnitude | 16.40 (0.002) | |||||||||||
| G magnitude | 16.19 (0.004) | 16.21 | 16.19 | 16.19 (0.003) | 16.21 | |||||||
| BP magnitude | 16.31 (0.004) | 16.30 | 16.30 | |||||||||
| RP magnitude | 15.97 (0.002) | 15.98 | 15.98 | |||||||||
| Pan g magnitude | 16.31 (0.006) | 16.31 (0.005) | 16.31 (0.005) | |||||||||
| Pan r magnitude | 16.26 (0.003) | 16.26 (0.003) | 16.26 (0.003) | |||||||||
| Pan i magnitude | 16.31 (0.004) | 16.31 (0.003) | 16.31 (0.003) | |||||||||
| Pan z magnitude | 16.40 (0.002) | 16.40 (0.002) | 16.40 (0.002) | |||||||||
| Pan y magnitude | 16.47 (0.009) | 16.47 (0.01) | 16.47 (0.01) | |||||||||
| 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.