All names: TIC 116043802, Gaia DR2 1344712242714715008, UCAC4 652-059861, WISE J174615.31+401905.3, WISEA J174615.31+401905.3, UCAC2 45838135, Gaia DR3 1344712242714715008, GALEX J174615.3+401905, GALEXJ17462+4019, 2MASS J17461531+4019053, Gaia EDR3 1344713720182353024
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|---|
| Right ascension | 17 46 17.53 (0.5) | 17 46 15.33 | 17 46 15.32 (0.01) | ||
| Declination | 40 19 58.28 (0.5) | 40 19 05.76 | 40 19 05.32 (0.02) | ||
| Spectral type | sdB+MS | sdB+? | |||
| Effective temperature | [K] | ||||
| log(g) | [cgs] | ||||
| Mass | [M☉] | ||||
| log(Luminosity) | [L☉] | ||||
| Cooling age | [Gyr] | ||||
| log(H/He) | |||||
| log(C/He) | |||||
| log(Ca/He) | |||||
| log(Ca/H) | |||||
| Parallax | [mas] | 1.81 (0.6) | 0.71 (0.02) | 0.72 (0.02) | |
| Distance | [pc] | 553.86 (183) | 1398.99 (41) | 1387.54 (32) | |
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | -6.719 (0.6) | -1.607 (0.04) | -1.62 (0.02) | |
| Proper motion (declination) | [mas/yr] | -8.808 (0.7) | -6.73 (0.04) | -6.759 (0.02) | |
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | 14.18 (0.04) | ||||
| V magnitude | 13.80 (0.07) | ||||
| R magnitude | 13.77 (0.1) | ||||
| I magnitude | |||||
| J magnitude | 12.96 (0.02) | 12.96 (0.02) | |||
| H magnitude | 12.73 (0.02) | 12.73 (0.02) | |||
| K magnitude | 12.68 (0.03) | 12.68 (0.03) | |||
| u magnitude | |||||
| g magnitude | 13.96 (0.07) | ||||
| r magnitude | 13.73 (0.05) | ||||
| i magnitude | 13.62 (0.1) | ||||
| z magnitude | |||||
| G magnitude | 20.44 (0.007) | 13.65 (0.0003) | 13.64 (0.003) | ||
| BP magnitude | 20.74 (0.1) | 13.79 (0.002) | |||
| RP magnitude | 20.04 (0.1) | 13.34 (0.0008) | |||
| Pan g magnitude | 13.80 (0.004) | ||||
| Pan r magnitude | 13.69 (0.007) | ||||
| Pan i magnitude | 13.70 (0.003) | ||||
| Pan z magnitude | 13.73 (0.002) | ||||
| Pan y magnitude | 13.74 (0.003) | ||||
| E(B-V) | 0.031 | ||||
* 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.