All names: SDSS J080331.47+470453.6, GALEX J080331.5+470453, Gaia DR3 932836110365828864, Gaia EDR3 932836110365828864, SDSS J080331.47+470453.4
| Parameter | Unit | Gaia EDR3 | Stilism | Simbad | Vincent et al. 2023 |
|---|---|---|---|---|---|
| Right ascension | 08 03 31.50 (0.8) | 08 03 31.47 (0.8) | |||
| Declination | 47 04 52.53 (0.9) | 47 04 53.45 (0.9) | |||
| Spectral type | DC | DC | |||
| Effective temperature | [K] | ||||
| log(g) | [cgs] | ||||
| Mass | [M☉] | ||||
| log(Luminosity) | [L☉] | ||||
| Cooling age | [Gyr] | ||||
| log(H/He) | |||||
| log(C/He) | |||||
| log(Ca/He) | |||||
| log(Ca/H) | |||||
| Parallax | [mas] | 4.61 (1) | 4.61 (1) | ||
| Distance | [pc] | 216.98 (46) | 216.98 (46) | ||
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | 20.844 (0.8) | 20.844 (0.8) | ||
| Proper motion (declination) | [mas/yr] | -57.326 (0.8) | -57.326 (0.8) | ||
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | |||||
| V magnitude | |||||
| R magnitude | |||||
| I magnitude | |||||
| J magnitude | |||||
| H magnitude | |||||
| K magnitude | |||||
| u magnitude | 21.14 (0.09) | ||||
| g magnitude | 20.56 (0.03) | ||||
| r magnitude | 20.35 (0.03) | ||||
| i magnitude | 20.38 (0.04) | ||||
| z magnitude | 20.67 (0.2) | ||||
| G magnitude | 20.39 (0.01) | 20.39 (0.01) | |||
| BP magnitude | 20.61 (0.1) | ||||
| RP magnitude | 20.08 (0.2) | ||||
| Pan g magnitude | |||||
| Pan r magnitude | |||||
| Pan i magnitude | |||||
| Pan z magnitude | |||||
| Pan y magnitude | |||||
| E(B-V) | 0.015 | ||||
* 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.