All names: Gaia DR2 3362730178953977472, TIC 60669289, GALEX J072453.1+192327, Gaia DR3 3362730178953977472, WISEA J072453.09+192327.8, UCAC4 547-040014, WISE J072453.09+192327.9, Gaia EDR3 3362730178953977472, GALEXJ07248+1923, 2MASS J07245310+1923282, LAMOST J072453.10+192328.1
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|---|
| Right ascension | 07 24 53.10 (0.03) | 07 24 53.12 | 07 24 53.11 (0.03) | ||
| Declination | 19 23 28.07 (0.03) | 19 23 27.18 | 19 23 28.21 (0.03) | ||
| Spectral type | sdB | sdB | |||
| Effective temperature | [K] | 26520.0 (120) | |||
| log(g) | [cgs] | 5.53 (0.02) | |||
| Mass | [M☉] | ||||
| log(Luminosity) | [L☉] | ||||
| Cooling age | [Gyr] | ||||
| log(H/He) | |||||
| log(C/He) | |||||
| log(Ca/He) | |||||
| log(Ca/H) | |||||
| Parallax | [mas] | 0.89 (0.04) | 0.83 (0.06) | 0.89 (0.04) | |
| Distance | [pc] | 1118.94 (47) | 1208.61 (83) | 1118.94 (47) | |
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | -7.859 (0.04) | -7.73 (0.1) | -7.859 (0.04) | |
| Proper motion (declination) | [mas/yr] | -8.769 (0.03) | -8.869 (0.09) | -8.769 (0.03) | |
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | 14.55 (0.01) | ||||
| V magnitude | |||||
| R magnitude | 15.05 (0.1) | ||||
| I magnitude | |||||
| J magnitude | 15.17 (0.04) | 15.17 (0.04) | |||
| H magnitude | 15.22 (0.09) | 15.22 (0.09) | |||
| K magnitude | 15.29 (0.1) | 15.29 (0.1) | |||
| u magnitude | |||||
| g magnitude | 14.51 (0.01) | ||||
| r magnitude | 14.94 (0.05) | ||||
| i magnitude | 15.21 (0.1) | ||||
| z magnitude | |||||
| G magnitude | 14.65 (0.003) | 14.67 (0.0008) | 14.65 (0.003) | ||
| BP magnitude | 14.54 (0.003) | 14.48 (0.009) | |||
| RP magnitude | 14.87 (0.004) | 14.86 (0.003) | |||
| Pan g magnitude | 14.51 (0.004) | ||||
| Pan r magnitude | 14.88 (0.001) | ||||
| Pan i magnitude | 15.20 (0.002) | ||||
| Pan z magnitude | 15.45 (0.003) | ||||
| Pan y magnitude | 15.62 (0.003) | ||||
| E(B-V) | 0.048 | ||||
* 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.