All names: Gaia EDR3 1196375273586921472, Gaia DR3 1196375273586921472, LAMOST J155048.30+162625.3, SDSS J155048.30+162625.3, PG1548+166, Balloon 82900001, GALEX J155048.3+162626, Gaia DR2 1196375273586921472, TIC 329071864, 2MASS J15504829+1626254, PG 1548+166
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|---|
| Right ascension | 15 50 48.30 (0.03) | 15 50 48.31 | 15 50 48.30 (0.03) | ||
| Declination | 16 26 25.35 (0.03) | 16 26 25.37 | 16 26 25.32 (0.03) | ||
| Spectral type | sdB | sdB | |||
| Effective temperature | [K] | 32050.0 (60) | |||
| log(g) | [cgs] | 5.68 (0.04) | |||
| Mass | [M☉] | ||||
| log(Luminosity) | [L☉] | ||||
| Cooling age | [Gyr] | ||||
| log(H/He) | |||||
| log(C/He) | |||||
| log(Ca/He) | |||||
| log(Ca/H) | |||||
| Parallax | [mas] | 0.68 (0.04) | 0.72 (0.07) | 0.68 (0.04) | |
| Distance | [pc] | 1481.04 (94) | 1389.27 (137) | 1481.04 (94) | |
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | -0.747 (0.05) | -0.466 (0.08) | -0.747 (0.05) | |
| Proper motion (declination) | [mas/yr] | 1.735 (0.04) | 1.806 (0.06) | 1.735 (0.04) | |
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | 13.44 | ||||
| V magnitude | |||||
| R magnitude | |||||
| I magnitude | |||||
| J magnitude | 15.45 (0.05) | 15.45 (0.05) | |||
| H magnitude | 15.44 (0.1) | 15.44 (0.1) | |||
| K magnitude | 15.92 (0.2) | 15.92 (0.2) | |||
| u magnitude | 14.27 (0.004) | 14.33 (0.01) | |||
| g magnitude | 14.55 (0.003) | 14.60 (0.01) | |||
| r magnitude | 15.08 (0.004) | 15.06 (0.02) | |||
| i magnitude | 15.36 (0.004) | 15.45 (0.01) | |||
| z magnitude | 15.74 (0.006) | 15.74 (0.01) | |||
| G magnitude | 14.83 (0.003) | 14.85 (0.0006) | 14.83 (0.003) | ||
| BP magnitude | 14.68 (0.003) | 14.63 (0.008) | |||
| RP magnitude | 15.12 (0.004) | 15.11 (0.002) | |||
| Pan g magnitude | 14.67 (0.01) | ||||
| Pan r magnitude | 15.09 (0.002) | ||||
| Pan i magnitude | 15.45 (0.003) | ||||
| Pan z magnitude | 15.73 (0.004) | ||||
| Pan y magnitude | 15.91 (0.003) | ||||
| E(B-V) | 0.041 | ||||
* 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.