All names: TIC 60669289, GALEXJ07248+1923, 2MASS J07245310+1923282, Gaia EDR3 3362730178953977472, UCAC4 547-040014, LAMOST J072453.10+192328.1, Gaia DR2 3362730178953977472, Gaia DR3 3362730178953977472, GALEX J072453.1+192327, WISE J072453.09+192327.9, WISEA J072453.09+192327.8
| 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.