All names: WDJ210844.98+352920.94, TIC 429470772, TYC 2709-2532-1, Gaia DR3 1868037755589922944, 2MASS J21084498+3529208, Gaia DR2 1868037789945638784, BD+34 4298
| Parameter | Unit | Stilism | Simbad | Gentile Fusillo et al. 2018 |
|---|---|---|---|---|
| Right ascension | 21 08 44.99 (0.06) | 21 08 44.99 | ||
| Declination | 35 29 21.03 (0.08) | 35 29 20.87 | ||
| Spectral type | A1IV | |||
| 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] | 1.46 (0.1) | 42.26 (1) | |
| Distance | [pc] | 685.78 (50) | 23.66 (0.7) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | -0.172 (0.08) | 7.342433454 | |
| Proper motion (declination) | [mas/yr] | -9.518 (0.1) | -4.684180552 | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 10.70 (0.03) | |||
| V magnitude | 10.55 (0.04) | |||
| R magnitude | ||||
| I magnitude | ||||
| J magnitude | 10.26 (0.03) | |||
| H magnitude | 10.24 (0.03) | |||
| K magnitude | 10.25 (0.02) | |||
| u magnitude | ||||
| g magnitude | ||||
| r magnitude | ||||
| i magnitude | ||||
| z magnitude | ||||
| G magnitude | 10.79 (0.003) | 10.54 | ||
| BP magnitude | 10.55 | |||
| RP magnitude | 10.42 | |||
| Pan g magnitude | ||||
| Pan r magnitude | ||||
| Pan i magnitude | ||||
| Pan z magnitude | ||||
| Pan y magnitude | ||||
| 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.