All names: Gaia DR3 3983291213071411712, WISE J104933.55+184240.6, 2MASS J10493356+1842406, PG1046+189, Gaia DR2 3983291213071411712, SDSS J104933.53+184240.5, LAMOST J104933.52+184241.5, PG 1046+189, TIC 95856782, GALEX J104933.5+184241, UCAC4 544-050120
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 10 49 33.55 | 10 49 33.54 (0.03) | ||
| Declination | 18 42 41.21 | 18 42 40.67 (0.02) | ||
| Spectral type | sdB | sdB | ||
| Effective temperature | [K] | 29500.0 (340) | ||
| log(g) | [cgs] | 5.14 (0.06) | ||
| Mass | [M☉] | |||
| log(Luminosity) | [L☉] | |||
| Cooling age | [Gyr] | |||
| log(H/He) | ||||
| log(C/He) | ||||
| log(Ca/He) | ||||
| log(Ca/H) | ||||
| Parallax | [mas] | 0.41 (0.05) | 0.47 (0.03) | |
| Distance | [pc] | 2414.29 (310) | 2141.33 (148) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | -5.577 (0.09) | -5.25 (0.04) | |
| Proper motion (declination) | [mas/yr] | -8.016 (0.07) | -8.092 (0.03) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 14.98 (0.07) | |||
| V magnitude | 14.99 (0.04) | |||
| R magnitude | 15.48 (0.08) | |||
| I magnitude | ||||
| J magnitude | 14.76 (0.03) | 14.76 (0.03) | ||
| H magnitude | 14.58 (0.05) | 14.58 (0.05) | ||
| K magnitude | 14.43 (0.07) | 14.43 (0.07) | ||
| u magnitude | 14.88 (0.005) | 14.88 (0.005) | ||
| g magnitude | 14.83 (0.004) | 15.12 (0.5) | ||
| r magnitude | 15.05 (0.004) | 15.08 (0.04) | ||
| i magnitude | 15.18 (0.005) | 15.43 (0.3) | ||
| z magnitude | 15.32 (0.006) | 15.32 (0.006) | ||
| G magnitude | 14.92 (0.0008) | 14.90 (0.003) | ||
| BP magnitude | 14.87 (0.009) | |||
| RP magnitude | 14.87 (0.003) | |||
| Pan g magnitude | 14.87 (0.002) | |||
| Pan r magnitude | 15.06 (0.002) | |||
| Pan i magnitude | 15.23 (0.007) | |||
| Pan z magnitude | 15.34 (0.003) | |||
| Pan y magnitude | 15.40 (0.005) | |||
| E(B-V) | 0.022 | |||
* 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.