All names: Gaia DR2 1497519997920400256, UCAC2 45510715, Gaia EDR3 1497519997920400256, CBS 162, FBS B 107, PG1400+395, PG 1400+395, FBS 1400+395, Gaia DR3 1497519997920400256, 2MASS J14025236+3913468, UCAC4 647-050950, PB 1229, WISE J140252.40+391347.6, GALEX J140252.3+391346, TIC 23849971, WISEA J140252.40+391347.7
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|---|
| Right ascension | 14 02 52.38 (0.02) | 14 02 52.39 | 14 02 52.38 (0.02) | ||
| Declination | 39 13 47.51 (0.03) | 39 13 47.97 | 39 13 47.63 (0.03) | ||
| Spectral type | sdB | 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] | 0.43 (0.04) | 0.38 (0.05) | 0.43 (0.04) | |
| Distance | [pc] | 2340.82 (220) | 2613.01 (367) | 2340.82 (220) | |
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | -0.981 (0.03) | -1.01 (0.06) | -0.981 (0.03) | |
| Proper motion (declination) | [mas/yr] | -7.356 (0.03) | -7.196 (0.07) | -7.356 (0.03) | |
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | 15.42 (0.03) | ||||
| V magnitude | 15.76 (0.01) | ||||
| R magnitude | 16.09 (0.1) | ||||
| I magnitude | |||||
| J magnitude | 16.40 (0.1) | 16.40 (0.1) | |||
| H magnitude | 15.83 | ||||
| K magnitude | 15.90 (0.2) | 15.90 (0.2) | |||
| u magnitude | 14.88 (0.005) | ||||
| g magnitude | 15.28 (0.004) | 15.41 (0.01) | |||
| r magnitude | 15.82 (0.005) | 15.96 (0.01) | |||
| i magnitude | 16.21 (0.006) | ||||
| z magnitude | 16.58 (0.009) | ||||
| G magnitude | 15.56 (0.003) | 15.58 (0.0009) | 15.56 (0.003) | ||
| BP magnitude | 15.38 (0.003) | 15.29 (0.008) | |||
| RP magnitude | 15.91 (0.005) | 15.90 (0.003) | |||
| Pan g magnitude | 15.38 (0.008) | ||||
| Pan r magnitude | 15.86 (0.002) | ||||
| Pan i magnitude | 16.24 (0.002) | ||||
| Pan z magnitude | 16.53 (0.002) | ||||
| Pan y magnitude | 16.73 (0.007) | ||||
| E(B-V) | 0.021 | ||||
* 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.