All names: SDSS J081648.92+351633.6, Gaia DR2 904401296562817408, Gaia EDR3 904401300858895232, Gaia DR3 904401300858895232, SDSS J081648.92+351633.8, SDSS J081648.93+351633.8, GALEX J081648.9+351636
| Parameter | Unit | Gaia EDR3 | Stilism | Simbad | Vincent et al. 2023 |
|---|---|---|---|---|---|
| Right ascension | 08 16 48.91 (0.4) | 08 16 48.94 (0.4) | |||
| Declination | 35 16 33.16 (0.4) | 35 16 33.99 (0.4) | |||
| Spectral type | DA | DA | |||
| 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] | 5.23 (0.5) | 5.23 (0.5) | ||
| Distance | [pc] | 191.34 (18) | 191.34 (18) | ||
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | -18.727 (0.6) | -18.727 (0.6) | ||
| Proper motion (declination) | [mas/yr] | -52.05 (0.5) | -52.05 (0.5) | ||
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | |||||
| V magnitude | |||||
| R magnitude | |||||
| I magnitude | |||||
| J magnitude | |||||
| H magnitude | |||||
| K magnitude | |||||
| u magnitude | 20.65 (0.06) | ||||
| g magnitude | 20.12 (0.02) | ||||
| r magnitude | 19.93 (0.02) | ||||
| i magnitude | 19.88 (0.02) | ||||
| z magnitude | 19.87 (0.07) | ||||
| G magnitude | 19.91 (0.006) | 19.91 (0.006) | |||
| BP magnitude | 20.13 (0.06) | ||||
| RP magnitude | 19.46 (0.07) | ||||
| Pan g magnitude | |||||
| Pan r magnitude | |||||
| Pan i magnitude | |||||
| Pan z magnitude | |||||
| Pan y magnitude | |||||
| E(B-V) | 0.012 | ||||
* 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.