All names: SDSS J085049.38+315656.3, Gaia EDR3 706968698008273664, Gaia DR3 706968698008273664, Gaia DR2 706968698008273664, SDSS J085049.38+315656.2, GALEX J085049.2+315657
| Parameter | Unit | Gaia EDR3 | Stilism | Simbad | Vincent et al. 2023 |
|---|---|---|---|---|---|
| Right ascension | 08 50 49.34 (0.4) | 08 50 49.40 (0.4) | |||
| Declination | 31 56 55.95 (0.2) | 31 56 56.41 (0.2) | |||
| 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] | 3.80 (0.5) | 3.80 (0.5) | ||
| Distance | [pc] | 263.21 (34) | 263.21 (34) | ||
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | -46.182 (0.5) | -46.182 (0.5) | ||
| Proper motion (declination) | [mas/yr] | -28.457 (0.3) | -28.457 (0.3) | ||
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | |||||
| V magnitude | |||||
| R magnitude | |||||
| I magnitude | |||||
| J magnitude | |||||
| H magnitude | |||||
| K magnitude | |||||
| u magnitude | 19.86 (0.04) | ||||
| g magnitude | 19.56 (0.01) | ||||
| r magnitude | 19.64 (0.02) | ||||
| i magnitude | 19.76 (0.02) | ||||
| z magnitude | 20.03 (0.1) | ||||
| G magnitude | 19.58 (0.004) | 19.58 (0.004) | |||
| BP magnitude | 19.69 (0.05) | ||||
| RP magnitude | 19.44 (0.06) | ||||
| 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.