All names: Gaia DR2 834040936161222656, Gaia DR3 834040936161222656, SDSS J103306.41+475938.0, SDSS J103306.41+475938.01, GALEX J103306.4+475938, SDSS J103306.40+475937.9, Gaia EDR3 834040936161222656
| Parameter | Unit | Gaia EDR3 | SDSS DR12 | Bedard et al. 2020 | Gaia DR2 | Stilism | Kepler et al. 2016 | Simbad | Vincent et al. 2023 |
|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 10 33 06.41 (0.1) | 10 33 06.41 | 10 33 06.41 (0.2) | 10 33 06.42 (0.1) | |||||
| Declination | 47 59 37.95 (0.1) | 47 59 38.01 | 47 59 37.95 (0.2) | 47 59 38.01 (0.1) | |||||
| Spectral type | DA | DA | DA | DA | |||||
| Effective temperature | [K] | 31096.0 (338) | 30898.0 (228) | ||||||
| log(g) | [cgs] | 7.71 (0.08) | 7.79 (0.04) | ||||||
| Mass | [M☉] | 0.51 (0.03) | 0.5489999999999999 (0.02) | ||||||
| log(Luminosity) | [L☉] | -0.64 (0.06) | |||||||
| Cooling age | [Gyr] | 0.0072 (0.0006) | |||||||
| log(H/He) | |||||||||
| log(C/He) | |||||||||
| log(Ca/He) | |||||||||
| log(Ca/H) | |||||||||
| log(C/H) | |||||||||
| log(N/H) | |||||||||
| log(O/H) | |||||||||
| log(Na/H) | |||||||||
| log(Mg/H) | |||||||||
| log(Al/H) | |||||||||
| log(Si/H) | |||||||||
| log(P/H) | |||||||||
| log(S/H) | |||||||||
| log(Sc/H) | |||||||||
| log(Ti/H) | |||||||||
| log(Cr/H) | |||||||||
| log(Mn/H) | |||||||||
| log(Fe/H) | |||||||||
| log(Ni/H) | |||||||||
| Parallax | [mas] | 1.34 (0.2) | 1.36 (0.3) | 1.34 (0.2) | |||||
| Distance | [pc] | 744.97 (125) | 735.87 (173) | 744.99 (125) | |||||
| Composition | H | ||||||||
| Proper motion (right ascension) | [mas/yr] | -6.911117153 (0.2) | -6.420527122 (0.4) | -6.911 (0.2) | |||||
| Proper motion (declination) | [mas/yr] | -3.520510394 (0.2) | -3.904884491 (0.4) | -3.521 (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 | 18.39 (0.01) | 18.41 (0.03) | 18.39 (0.01) | ||||||
| g magnitude | 18.65 (0.008) | 18.68 (0.03) | 18.66 (0.008) | ||||||
| r magnitude | 19.13 (0.01) | 19.14 (0.02) | 19.14 (0.01) | ||||||
| i magnitude | 19.51 (0.02) | 19.52 (0.02) | 19.52 (0.02) | ||||||
| z magnitude | 19.78 (0.07) | 19.80 (0.09) | 19.80 (0.07) | ||||||
| G magnitude | 18.89 (0.02) | 18.92 | 18.89 (0.004) | ||||||
| BP magnitude | 18.75 (0.02) | 18.69 | |||||||
| RP magnitude | 19.29 (0.05) | 19.11 | |||||||
| 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.