All names: Gaia EDR3 1161374824879398784, Gaia DR3 1161374824879398784, Gaia DR2 1161374824879398784, LAMOST J150038.03+072118.3, SDSS J150038.02+072118.2, GALEX J150038.0+072118, SDSS J150038.03+072118.2
| Parameter | Unit | Gaia EDR3 | Stilism | Vincent et al. 2024 | Simbad | Vincent et al. 2023 |
|---|---|---|---|---|---|---|
| Right ascension | 15 00 37.98 (0.2) | 15 00 37.98 | 15 00 38.05 (0.2) | |||
| Declination | 07 21 17.81 (0.2) | 07 21 17.81 | 07 21 18.20 (0.2) | |||
| Spectral type | DC | DC | DC | |||
| Effective temperature | [K] | 8562.0 (434) | ||||
| log(g) | [cgs] | 8.16 (0.1) | ||||
| Mass | [M☉] | 0.679 (0.09) | ||||
| log(Luminosity) | [L☉] | |||||
| Cooling age | [Gyr] | |||||
| log(H/He) | ||||||
| log(C/He) | ||||||
| log(Ca/He) | ||||||
| log(Ca/H) | ||||||
| Parallax | [mas] | 6.80 (0.3) | 6.80 | 6.80 (0.3) | ||
| Distance | [pc] | 147.09 (6) | 147.09 | 147.09 (6) | ||
| Composition | ||||||
| Proper motion (right ascension) | [mas/yr] | -60.58 (0.3) | -60.58 (0.3) | |||
| Proper motion (declination) | [mas/yr] | -24.069 (0.2) | -24.069 (0.2) | |||
| Variability | ||||||
| Magnetic | ||||||
| Bd | [MG] | |||||
| Infrared excess (disk) | ||||||
| Binarity | ||||||
| B magnitude | ||||||
| V magnitude | ||||||
| R magnitude | ||||||
| I magnitude | ||||||
| J magnitude | 18.67 (0.07) | |||||
| H magnitude | ||||||
| K magnitude | ||||||
| u magnitude | 19.31 (0.03) | |||||
| g magnitude | 18.98 (0.01) | |||||
| r magnitude | 18.94 (0.01) | |||||
| i magnitude | 19.02 (0.01) | |||||
| z magnitude | 19.24 (0.05) | |||||
| G magnitude | 18.90 (0.004) | 18.90 | 18.90 (0.004) | |||
| BP magnitude | 19.00 (0.04) | |||||
| RP magnitude | 18.78 (0.03) | |||||
| Pan g magnitude | ||||||
| Pan r magnitude | ||||||
| Pan i magnitude | ||||||
| Pan z magnitude | ||||||
| Pan y magnitude | ||||||
| E(B-V) | 0.018 | |||||
* 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.