All names: SDSS J091924.19+083710.8, Gaia EDR3 587551904050090496, Gaia DR3 587551904050090496, SDSS J091924.20+083710.9, GALEX J091924.1+083710, Gaia DR2 587551904050090496, WD 0916+088, SDSS J091924.19+083710.9, LAMOST J091924.22+083710.6
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Gaia DR2 | Stilism | Guo et al. 2015 | Tremblay et al. 2011 | Simbad | Eisenstein et al. 2006 | White Dwarf Catalog (McCook & Sion 1999) | Kleinman et al. 2013 | Vincent et al. 2023 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 09 19 24.18 (0.06) | 09 19 24.19 | 09 19 24.18 (0.08) | 09 19 24.20 (0.06) | 09 19 24.20 | 09 19 24.41 | 09 19 24.20 | ||||||
| Declination | 08 37 10.76 (0.05) | 08 37 10.90 | 08 37 10.76 (0.06) | 08 37 10.94 (0.05) | 08 37 10.89 | 08 37 05.88 | 08 37 10.91 | ||||||
| Spectral type | DA | DA | DA | DA_auto | DA | DA | DA | ||||||
| Effective temperature | [K] | 22410.0 (351) | 19710.0 (120) | 18806.0 (91) | 19288.0 (89) | ||||||||
| log(g) | [cgs] | 7.87 (0.05) | 7.98 (0.02) | 7.93 (0.02) | 7.98 (0.02) | ||||||||
| Mass | [M☉] | 0.56 (0.02) | 0.61 (0.01) | 0.611 (0.009) | |||||||||
| log(Luminosity) | [L☉] | ||||||||||||
| Cooling age | [Gyr] | 0.0724 | |||||||||||
| 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] | 6.03 (0.07) | 6.04 (0.09) | 6.03 (0.07) | |||||||||
| Distance | [pc] | 165.78 (2) | 165.58 (2) | 165.78 (2) | |||||||||
| Composition | H | ||||||||||||
| Proper motion (right ascension) | [mas/yr] | -22.06732661 (0.08) | -21.78663272 (0.2) | -22.067 (0.08) | -17.5 | ||||||||
| Proper motion (declination) | [mas/yr] | -11.49796114 (0.06) | -11.35417442 (0.1) | -11.498 (0.06) | -10.6 | ||||||||
| Variability | |||||||||||||
| Magnetic | |||||||||||||
| Bd | [MG] | ||||||||||||
| Infrared excess (disk) | |||||||||||||
| Binarity | |||||||||||||
| B magnitude | |||||||||||||
| V magnitude | |||||||||||||
| R magnitude | |||||||||||||
| I magnitude | |||||||||||||
| J magnitude | 17.44 (0.02) | ||||||||||||
| H magnitude | 17.59 (0.05) | ||||||||||||
| K magnitude | 17.70 (0.1) | ||||||||||||
| u magnitude | 16.94 (0.007) | 16.94 (0.007) | 16.94 (0.01) | 16.94 | 16.94 (0.01) | ||||||||
| g magnitude | 16.81 (0.004) | 16.82 (0.004) | 16.81 (0.02) | 16.81 | 16.81 (0.02) | ||||||||
| r magnitude | 17.17 (0.005) | 17.17 (0.005) | 17.17 (0.01) | 17.17 | 17.17 (0.01) | ||||||||
| i magnitude | 17.47 (0.006) | 17.47 (0.006) | 17.47 (0.01) | 17.47 | 17.46 (0.01) | ||||||||
| z magnitude | 17.73 (0.02) | 17.73 (0.02) | 17.72 (0.02) | 17.72 | 17.73 (0.02) | ||||||||
| G magnitude | 17.02 (0.007) | 17.05 | 17.02 (0.003) | ||||||||||
| BP magnitude | 16.97 (0.007) | 16.95 | |||||||||||
| RP magnitude | 17.17 (0.01) | 17.16 | |||||||||||
| Pan g magnitude | 16.88 (0.002) | ||||||||||||
| Pan r magnitude | 17.20 (0.004) | ||||||||||||
| Pan i magnitude | 17.49 (0.005) | ||||||||||||
| Pan z magnitude | 17.77 (0.0006) | ||||||||||||
| Pan y magnitude | 17.92 (0.01) | ||||||||||||
| E(B-V) | 0.010 | ||||||||||||
* 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.