All names: FBS 1530+431, UCAC4 665-060607, 2MASS J15320319+4257448, GALEX J153203.2+425746, TIC 116484769, SDSS J153203.20+425745.1, Gaia DR3 1391344214475144832, PG 1530+431, PG1530+431, FBS B 357, LAMOST J153203.25+425745.8, LAMOST J153203.19+425744.9, Gaia DR2 1391344214475144832
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 15 32 03.25 | 15 32 03.21 (0.02) | ||
| Declination | 42 57 45.73 | 42 57 45.13 (0.03) | ||
| Spectral type | sdB | sdOB+F5V | ||
| 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] | 0.57 (0.04) | 0.55 (0.03) | |
| Distance | [pc] | 1769.29 (116) | 1816.53 (92) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | -11.379 (0.06) | -11.268 (0.03) | |
| Proper motion (declination) | [mas/yr] | -11.385 (0.07) | -11.062 (0.04) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | ||||
| V magnitude | 15.24 | |||
| R magnitude | 15.53 (0.09) | |||
| I magnitude | ||||
| J magnitude | 14.93 (0.03) | 14.93 (0.03) | ||
| H magnitude | 14.65 (0.05) | 14.65 (0.05) | ||
| K magnitude | 14.59 (0.09) | 14.59 (0.09) | ||
| u magnitude | 15.12 (0.004) | 15.12 (0.004) | ||
| g magnitude | 15.18 (0.003) | 15.18 (0.003) | ||
| r magnitude | 15.37 (0.004) | 15.37 (0.004) | ||
| i magnitude | 15.45 (0.004) | 15.45 (0.004) | ||
| z magnitude | 15.59 (0.006) | 15.59 (0.006) | ||
| G magnitude | 15.25 (0.0006) | 15.23 (0.003) | ||
| BP magnitude | 15.21 (0.007) | |||
| RP magnitude | 15.14 (0.002) | |||
| Pan g magnitude | 15.25 (0.002) | |||
| Pan r magnitude | 15.38 (0.005) | |||
| Pan i magnitude | 15.48 (0.002) | |||
| Pan z magnitude | 15.56 (0.003) | |||
| Pan y magnitude | 15.61 (0.01) | |||
| E(B-V) | 0.022 | |||
* 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.