All names: Gaia DR2 3445599202110473856, Gaia EDR3 3445599202110473856, Gaia DR3 3445599202110473856, LAMOST J052517.32+284551.7, SDSS J052517.32+284551.9
| Parameter | Unit | Gaia EDR3 | Stilism | Guo et al. 2015 | Vincent et al. 2024 | Simbad |
|---|---|---|---|---|---|---|
| Right ascension | 05 25 17.35 (0.2) | 05 25 17.35 | 05 25 17.30 (0.2) | |||
| Declination | 28 45 51.27 (0.2) | 28 45 51.27 | 28 45 52.46 (0.2) | |||
| Spectral type | DA | DC: | DA | |||
| Effective temperature | [K] | 8822.0 (427) | ||||
| log(g) | [cgs] | 8.47 (0.08) | ||||
| Mass | [M☉] | 0.88 (0.07) | ||||
| log(Luminosity) | [L☉] | |||||
| Cooling age | [Gyr] | |||||
| log(H/He) | ||||||
| log(C/He) | ||||||
| log(Ca/He) | ||||||
| log(Ca/H) | ||||||
| Parallax | [mas] | 8.51 (0.2) | 8.51 | 8.51 (0.2) | ||
| Distance | [pc] | 117.47 (3) | 117.47 | 117.47 (3) | ||
| Composition | ||||||
| Proper motion (right ascension) | [mas/yr] | 43.35 (0.3) | 43.35 (0.3) | |||
| Proper motion (declination) | [mas/yr] | -74.339 (0.2) | -74.339 (0.2) | |||
| Variability | ||||||
| Magnetic | ||||||
| Bd | [MG] | |||||
| Infrared excess (disk) | ||||||
| Binarity | ||||||
| B magnitude | ||||||
| V magnitude | ||||||
| R magnitude | ||||||
| I magnitude | ||||||
| J magnitude | ||||||
| H magnitude | ||||||
| K magnitude | ||||||
| u magnitude | 19.25 (0.03) | |||||
| g magnitude | 18.86 (0.01) | |||||
| r magnitude | 18.89 (0.01) | |||||
| i magnitude | 18.92 (0.01) | |||||
| z magnitude | 19.09 (0.05) | |||||
| G magnitude | 18.81 (0.004) | 18.81 | 18.81 (0.004) | |||
| BP magnitude | 18.87 (0.02) | |||||
| RP magnitude | 18.63 (0.03) | |||||
| Pan g magnitude | ||||||
| Pan r magnitude | ||||||
| Pan i magnitude | ||||||
| Pan z magnitude | ||||||
| Pan y magnitude | ||||||
| E(B-V) | 0.005 | |||||
* 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.