All names: Gaia EDR3 702224408414218752, Gaia DR3 702224408414218752, WD 0921+344, Gaia DR2 702224408412294912, LAMOST J092403.76+341425.8, SDSS J092403.76+341425.8, SDSS J092403.76+341425.9
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Gaia DR2 | Stilism | Guo et al. 2015 | Simbad | Eisenstein et al. 2006 | White Dwarf Catalog (McCook & Sion 1999) | Kleinman et al. 2013 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 09 24 03.75 (0.5) | 09 24 03.76 | 09 24 03.75 (1) | 09 24 03.76 (0.5) | 09 24 03.76 | 09 24 03.70 | 09 24 03.76 | ||||
| Declination | 34 14 25.89 (0.4) | 34 14 25.89 | 34 14 25.89 (1) | 34 14 25.80 (0.4) | 34 14 25.85 | 34 14 23.28 | 34 14 25.85 | ||||
| Spectral type | DA | DA | DA_auto | DA | DA | ||||||
| Effective temperature | [K] | 10559.0 (142) | 10570.0 (149) | ||||||||
| log(g) | [cgs] | 8.65 (0.1) | 8.69 (0.1) | ||||||||
| Mass | [M☉] | 1.014 (0.06) | |||||||||
| log(Luminosity) | [L☉] | ||||||||||
| Cooling age | [Gyr] | ||||||||||
| log(H/He) | |||||||||||
| log(C/He) | |||||||||||
| log(Ca/He) | |||||||||||
| log(Ca/H) | |||||||||||
| Parallax | [mas] | 0.42 (0.5) | 0.42 (0.5) | ||||||||
| Distance | [pc] | 2366.96 (2827) | 2366.86 (2827) | ||||||||
| Composition | |||||||||||
| Proper motion (right ascension) | [mas/yr] | -8.02334006 (0.6) | -8.023 (0.6) | -1.0 | |||||||
| Proper motion (declination) | [mas/yr] | 5.501710333 (0.7) | 5.502 (0.7) | 0.4 | |||||||
| Variability | |||||||||||
| Magnetic | |||||||||||
| Bd | [MG] | ||||||||||
| Infrared excess (disk) | |||||||||||
| Binarity | |||||||||||
| B magnitude | |||||||||||
| V magnitude | |||||||||||
| R magnitude | |||||||||||
| I magnitude | |||||||||||
| J magnitude | |||||||||||
| H magnitude | |||||||||||
| K magnitude | |||||||||||
| u magnitude | 19.77 (0.03) | 19.76 (0.03) | 19.82 (0.03) | 19.82 | 19.80 (0.03) | ||||||
| g magnitude | 19.30 (0.01) | 19.30 (0.01) | 19.31 (0.02) | 19.31 | 19.31 (0.02) | ||||||
| r magnitude | 19.41 (0.01) | 19.43 (0.01) | 19.50 (0.02) | 19.50 | 19.49 (0.02) | ||||||
| i magnitude | 19.54 (0.02) | 19.55 (0.02) | 19.63 (0.03) | 19.63 | 19.62 (0.03) | ||||||
| z magnitude | 19.70 (0.06) | 19.75 (0.09) | 19.80 (0.1) | 19.80 | 19.76 (0.1) | ||||||
| G magnitude | 19.53 (0.03) | 19.53 | 19.53 (0.006) | ||||||||
| BP magnitude | 19.40 (0.03) | 19.37 | |||||||||
| RP magnitude | 19.29 (0.04) | 19.14 | |||||||||
| Pan g magnitude | 19.35 (0.007) | ||||||||||
| Pan r magnitude | 19.44 (0.009) | ||||||||||
| Pan i magnitude | 19.62 (0.007) | ||||||||||
| Pan z magnitude | 19.75 (0.02) | ||||||||||
| Pan y magnitude | 19.73 (0.05) | ||||||||||
| 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.