SDSS J222629.42+004254.1
All names: WD 2223+004, SDSS J222629.42+004254.3, Gaia DR3 2678427780010202368, SDSS J222629.41+004254.0, Gaia EDR3 2678427780010202368, SDSS J222629.42+004254.4, SDSS J222629.42+004254.1, Gaia DR2 2678427780010202368
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | MWDD H | MWDD HE | Gaia DR2 | Stilism | Vincent et al. 2024 | Simbad | Eisenstein et al. 2006 | White Dwarf Catalog (McCook & Sion 1999) | Kleinman et al. 2013 | Vincent et al. 2023 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 22 26 29.36 (0.2) | 22 26 29.41 | 22 26 29.36 (0.3) | 22 26 29.36 | 22 26 29.43 (0.2) | 22 26 29.43 | 22 26 29.50 | 22 26 29.42 | ||||||
| Declination | 00 42 53.18 (0.3) | 00 42 54.01 | 00 42 53.22 (0.4) | 00 42 53.18 | 00 42 54.28 (0.3) | 00 42 54.17 | 00 42 53.64 | 00 42 54.35 | ||||||
| Spectral type | DC: | DC: | DC | DC | DC: | DC: | DC: | DC | ||||||
| Effective temperature | [K] | 9260.0 | 9053.0 | 8609.0 (450) | 10196.0 (118) | 10221.0 (126) | ||||||||
| log(g) | [cgs] | 8.32 | 8.24 | 8.01 (0.1) | 8.55 (0.4) | 9.43 (0.4) | ||||||||
| Mass | [M☉] | 0.798 | 0.73 | 0.584 (0.09) | ||||||||||
| log(Luminosity) | [L☉] | |||||||||||||
| Cooling age | [Gyr] | 1.1900 | 1.1470 | |||||||||||
| log(H/He) | ||||||||||||||
| log(C/He) | ||||||||||||||
| log(Ca/He) | ||||||||||||||
| log(Ca/H) | ||||||||||||||
| Parallax | [mas] | 6.42 (0.2) | 6.63 (0.4) | 6.42 | 6.42 (0.2) | |||||||||
| Distance | [pc] | 155.73 (6) | 150.91 (8) | 155.73 | 155.73 (6) | |||||||||
| Composition | ||||||||||||||
| Proper motion (right ascension) | [mas/yr] | -72.64186322 (0.3) | -72.1821294 (0.5) | -72.642 (0.2) | -77.3 | |||||||||
| Proper motion (declination) | [mas/yr] | -68.32496448 (0.3) | -68.08586731 (0.7) | -68.325 (0.3) | -76.0 | |||||||||
| Variability | ||||||||||||||
| Magnetic | ||||||||||||||
| Bd | [MG] | |||||||||||||
| Infrared excess (disk) | ||||||||||||||
| Binarity | ||||||||||||||
| B magnitude | ||||||||||||||
| V magnitude | ||||||||||||||
| R magnitude | ||||||||||||||
| I magnitude | ||||||||||||||
| J magnitude | ||||||||||||||
| H magnitude | ||||||||||||||
| K magnitude | ||||||||||||||
| u magnitude | 19.07 (0.02) | 19.07 (0.02) | 19.09 (0.03) | 19.08 | 19.07 (0.03) | |||||||||
| g magnitude | 18.83 (0.009) | 18.84 (0.009) | 18.88 (0.02) | 18.88 | 18.87 (0.02) | |||||||||
| r magnitude | 18.87 (0.01) | 18.87 (0.01) | 18.87 (0.01) | 18.87 | 18.85 (0.01) | |||||||||
| i magnitude | 18.99 (0.01) | 18.98 (0.01) | 18.96 (0.02) | 18.97 | 18.95 (0.02) | |||||||||
| z magnitude | 19.12 (0.04) | 19.12 (0.04) | 19.19 (0.05) | 19.19 | 19.15 (0.05) | |||||||||
| G magnitude | 18.81 (0.03) | 18.85 | 18.81 | 18.81 (0.004) | ||||||||||
| BP magnitude | 18.83 (0.03) | 18.86 | ||||||||||||
| RP magnitude | 18.64 (0.03) | 18.64 | ||||||||||||
| Pan g magnitude | 18.85 (0.008) | |||||||||||||
| Pan r magnitude | 18.86 (0.009) | |||||||||||||
| Pan i magnitude | 19.00 (0.007) | |||||||||||||
| Pan z magnitude | 19.14 (0.01) | |||||||||||||
| Pan y magnitude | 19.18 (0.02) | |||||||||||||
| E(B-V) | 0.026 | |||||||||||||
* Constant surface field
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