All names: TIC 138623536, SDSSJ062704.91+345809.6, Gaia DR3 942463434178440576, 2MASS J06270491+3458096, SDSS J062704.91+345809.6, Gaia DR2 942463434178440576, GALEX J062704.9+345809, LAMOST J062704.91+345809.5
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 06 27 04.92 | 06 27 04.92 (0.03) | ||
| Declination | 34 58 09.62 | 34 58 09.73 (0.02) | ||
| Spectral type | sdB | sdBHe1 | ||
| Effective temperature | [K] | 25330.0 (540) | ||
| log(g) | [cgs] | 5.30 (0.05) | ||
| Mass | [M☉] | |||
| log(Luminosity) | [L☉] | |||
| Cooling age | [Gyr] | |||
| log(H/He) | ||||
| log(C/He) | ||||
| log(Ca/He) | ||||
| log(Ca/H) | ||||
| Parallax | [mas] | 1.23 (0.05) | 1.17 (0.03) | |
| Distance | [pc] | 814.07 (31) | 852.66 (21) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | 2.19 (0.08) | 2.238 (0.03) | |
| Proper motion (declination) | [mas/yr] | -9.781 (0.07) | -9.867 (0.03) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | ||||
| V magnitude | ||||
| R magnitude | ||||
| I magnitude | ||||
| J magnitude | 14.69 (0.03) | 14.69 (0.03) | ||
| H magnitude | 14.87 (0.07) | 14.87 (0.07) | ||
| K magnitude | 14.79 (0.09) | 14.79 (0.09) | ||
| u magnitude | 14.26 (0.004) | 14.26 (0.004) | ||
| g magnitude | 14.21 (0.004) | 14.21 (0.004) | ||
| r magnitude | 14.56 (0.004) | 14.56 (0.004) | ||
| i magnitude | 14.82 (0.004) | 14.82 (0.004) | ||
| z magnitude | 15.07 (0.005) | 15.07 (0.005) | ||
| G magnitude | 14.43 (0.0008) | 14.41 (0.003) | ||
| BP magnitude | 14.29 (0.01) | |||
| RP magnitude | 14.51 (0.004) | |||
| Pan g magnitude | 14.31 (0.003) | |||
| Pan r magnitude | 14.60 (0.003) | |||
| Pan i magnitude | 14.87 (0.001) | |||
| Pan z magnitude | 15.07 (0.004) | |||
| Pan y magnitude | 15.20 (0.007) | |||
| E(B-V) | 0.133 | |||
* 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.