All names: Ton 168, 2MASS J13463266+2817226, BPS BS 16082-0016, Gaia DR2 1451833434359977216, TIC 357357298, GALEX J134632.7+281723, PG 1344+285, PG1344+285, LAMOST J134632.72+281723.3, SDSS J134632.66+281722.7, EQ 1344.3+2832, SDSS J134632.65+281722.7, Balloon 82700001, UCAC4 592-051211, Gaia EDR3 1451833434359977216, BPS BS 16078-0083, Gaia DR3 1451833434359977216
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|---|
| Right ascension | 13 46 32.65 (0.03) | 13 46 32.71 | 13 46 32.66 (0.03) | ||
| Declination | 28 17 22.70 (0.02) | 28 17 23.13 | 28 17 22.81 (0.02) | ||
| Spectral type | sdB+WD | sdB+D | |||
| Effective temperature | [K] | 28800.0 (600) | |||
| log(g) | [cgs] | 5.46 (0.07) | |||
| Mass | [M☉] | ||||
| log(Luminosity) | [L☉] | ||||
| Cooling age | [Gyr] | ||||
| log(H/He) | |||||
| log(C/He) | |||||
| log(Ca/He) | |||||
| log(Ca/H) | |||||
| Parallax | [mas] | 0.67 (0.04) | 0.74 (0.05) | 0.67 (0.04) | |
| Distance | [pc] | 1502.18 (86) | 1353.36 (84) | 1502.18 (86) | |
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | -11.969 (0.04) | -12.104 (0.08) | -11.969 (0.04) | |
| Proper motion (declination) | [mas/yr] | -6.922 (0.03) | -6.705 (0.05) | -6.922 (0.03) | |
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | 14.69 (0.1) | ||||
| V magnitude | 14.91 (0.07) | ||||
| R magnitude | 15.22 (0.1) | ||||
| I magnitude | |||||
| J magnitude | 15.47 (0.05) | 15.47 (0.05) | |||
| H magnitude | 15.50 (0.1) | 15.50 (0.1) | |||
| K magnitude | 15.52 (0.2) | 15.52 (0.2) | |||
| u magnitude | 14.46 (0.004) | 14.46 (0.004) | |||
| g magnitude | 14.61 (0.003) | 14.71 (0.1) | |||
| r magnitude | 15.11 (0.003) | 15.12 (0.08) | |||
| i magnitude | 15.46 (0.003) | 15.43 (0.01) | |||
| z magnitude | 15.78 (0.007) | 15.78 (0.007) | |||
| G magnitude | 14.85 (0.003) | 14.87 (0.0007) | 14.85 (0.003) | ||
| BP magnitude | 14.71 (0.003) | 14.65 (0.006) | |||
| RP magnitude | 15.12 (0.004) | 15.12 (0.002) | |||
| Pan g magnitude | 14.66 (0.004) | ||||
| Pan r magnitude | 15.10 (0.003) | ||||
| Pan i magnitude | 15.45 (0.003) | ||||
| Pan z magnitude | 15.74 (0.003) | ||||
| Pan y magnitude | 15.90 (0.003) | ||||
| E(B-V) | 0.019 | ||||
* 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.