All names: Gaia DR2 1921647365565409280, 2MASS J23505107+4114368, Gaia DR3 1921647365565409280, FBS 2348+409, FBS2348+409, SDSS J235051.08+411437.0, GALEX J235051.1+411436, TIC 455757842, FBS B 429
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 23 50 51.02 | 23 50 51.08 (0.03) | ||
| Declination | 41 14 37.70 | 41 14 37.04 (0.02) | ||
| Spectral type | sd | 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] | 0.63 (0.07) | 0.65 (0.04) | |
| Distance | [pc] | 1588.81 (173) | 1536.81 (87) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | 0.29 (0.1) | 0.238 (0.03) | |
| Proper motion (declination) | [mas/yr] | -4.666 (0.07) | -4.706 (0.03) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 14.99 | |||
| V magnitude | 15.31 | |||
| R magnitude | ||||
| I magnitude | ||||
| J magnitude | 15.63 (0.06) | 15.63 (0.06) | ||
| H magnitude | 15.66 (0.1) | 15.66 (0.1) | ||
| K magnitude | 15.77 | |||
| u magnitude | 15.00 (0.004) | 15.02 (0.02) | ||
| g magnitude | 15.10 (0.003) | 15.12 (0.007) | ||
| r magnitude | 15.47 (0.004) | 15.49 (0.008) | ||
| i magnitude | 15.75 (0.004) | 15.76 (0.008) | ||
| z magnitude | 16.02 (0.007) | 16.05 (0.01) | ||
| G magnitude | 15.30 (0.0006) | 15.29 (0.003) | ||
| BP magnitude | 15.17 (0.007) | |||
| RP magnitude | 15.45 (0.003) | |||
| Pan g magnitude | 15.16 (0.002) | |||
| Pan r magnitude | 15.49 (0.005) | |||
| Pan i magnitude | 15.80 (0.002) | |||
| Pan z magnitude | 16.02 (0.003) | |||
| Pan y magnitude | 16.17 (0.006) | |||
| E(B-V) | 0.110 | |||
* 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.