All names: 2MASS J14095745+8055200, Gaia DR3 1721853419758839424, TIC 157982674, Gaia EDR3 1721853419758839424, GALEXJ14099+8055, GALEX J140957.5+805522, Gaia DR2 1721853419758839424, FBS B 1082, FBS 1411+812, GALEX J140956.8+805520
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|---|
| Right ascension | 14 09 57.35 (0.03) | 14 09 57.18 | 14 09 57.43 (0.03) | ||
| Declination | 80 55 19.87 (0.03) | 80 55 20.67 | 80 55 19.84 (0.03) | ||
| Spectral type | sdB | sdB | |||
| Effective temperature | [K] | 25380.0 (3100) | |||
| log(g) | [cgs] | 5.39 (0.2) | |||
| Mass | [M☉] | ||||
| log(Luminosity) | [L☉] | ||||
| Cooling age | [Gyr] | ||||
| log(H/He) | |||||
| log(C/He) | |||||
| log(Ca/He) | |||||
| log(Ca/H) | |||||
| Parallax | [mas] | 1.47 (0.03) | 1.51 (0.04) | 1.47 (0.03) | |
| Distance | [pc] | 679.90 (13) | 662.03 (18) | 679.90 (13) | |
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | -12.188 (0.04) | -12.179 (0.09) | -12.188 (0.04) | |
| Proper motion (declination) | [mas/yr] | 2.199 (0.04) | 2.209 (0.07) | 2.199 (0.04) | |
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | |||||
| V magnitude | 13.87 | ||||
| R magnitude | |||||
| I magnitude | |||||
| J magnitude | 14.27 (0.03) | 14.27 (0.03) | |||
| H magnitude | 14.32 (0.06) | 14.32 (0.06) | |||
| K magnitude | 14.50 (0.1) | 14.50 (0.1) | |||
| u magnitude | |||||
| g magnitude | |||||
| r magnitude | |||||
| i magnitude | |||||
| z magnitude | |||||
| G magnitude | 13.63 (0.003) | 13.65 (0.0005) | 13.63 (0.003) | ||
| BP magnitude | 13.50 (0.003) | 13.46 (0.009) | |||
| RP magnitude | 13.89 (0.004) | 13.89 (0.002) | |||
| Pan g magnitude | 13.49 (0.002) | ||||
| Pan r magnitude | 13.87 (0.002) | ||||
| Pan i magnitude | 14.25 (0.01) | ||||
| Pan z magnitude | 14.48 (0.002) | ||||
| Pan y magnitude | 14.65 (0.003) | ||||
| E(B-V) | 0.053 | ||||
* 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.