WD 1248+007
All names: SDSS J125125.95+002640.1, Gaia DR2 3690037198356344832, SDSS J125125.95+002640.2, Gaia EDR3 3690037198356344832, 2QZ J125125.9+002639, SDSS J125125.95+002640.0, SDSS J125125.94+002640.0, Gaia DR3 3690037198356344832, GALEX J125126.0+002640, WD 1248+007
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | MWDD H | Gaia DR2 | Stilism | Harris et al. 2003 | Simbad | Eisenstein et al. 2006 | White Dwarf Catalog (McCook & Sion 1999) | Kleinman et al. 2013 | Kleinman et al. 2004 | Vincent et al. 2023 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 12 51 25.94 (0.6) | 12 51 25.95 | 12 51 25.94 (0.8) | 12 51 25.95 (0.6) | 12 51 25.95 | 12 51 24.62 | 12 51 25.95 | 12 51 25.95 | ||||||
| Declination | 00 26 40.12 (0.3) | 00 26 40.09 | 00 26 40.12 (0.5) | 00 26 40.14 (0.3) | 00 26 40.08 | 00 26 35.52 | 00 26 40.16 | 00 26 40.16 | ||||||
| Spectral type | DA4 | DA4 | DA4 | DA | DA3.0 | DA | DA | |||||||
| Effective temperature | [K] | 16036.0 | 16579.0 (774) | 16584.0 (802) | 16584.0 (775) | |||||||||
| log(g) | [cgs] | 7.64 | 7.86 (0.2) | 7.95 (0.2) | 7.88 (0.2) | |||||||||
| Mass | [M☉] | 0.432 | 0.589 (0.1) | |||||||||||
| log(Luminosity) | [L☉] | |||||||||||||
| Cooling age | [Gyr] | 0.0875 | ||||||||||||
| 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] | 1.78 (0.7) | 1.25 (0.8) | 1.78 (0.7) | ||||||||||
| Distance | [pc] | 561.20 (207) | 797.53 (533) | 561.20 (207) | ||||||||||
| Composition | H | |||||||||||||
| Proper motion (right ascension) | [mas/yr] | -10.95279963 (0.9) | -8.109816352 (2) | -10.953 (0.9) | -20.9 | -21.0 | ||||||||
| Proper motion (declination) | [mas/yr] | -0.908003761 (0.8) | -2.136636176 (1) | -0.908 (0.8) | 0.7 | 3.0 | ||||||||
| Variability | ||||||||||||||
| Magnetic | ||||||||||||||
| Bd | [MG] | |||||||||||||
| Infrared excess (disk) | ||||||||||||||
| Binarity | ||||||||||||||
| B magnitude | 20.17 | |||||||||||||
| V magnitude | ||||||||||||||
| R magnitude | ||||||||||||||
| I magnitude | ||||||||||||||
| J magnitude | ||||||||||||||
| H magnitude | ||||||||||||||
| K magnitude | ||||||||||||||
| u magnitude | 20.28 (0.04) | 20.30 | 20.28 (0.04) | 20.29 (0.05) | 20.30 | 20.29 (0.05) | 20.30 (0.05) | |||||||
| g magnitude | 20.06 (0.02) | 20.07 | 20.06 (0.02) | 20.07 (0.02) | 20.07 | 20.07 (0.02) | 20.07 (0.02) | |||||||
| r magnitude | 20.37 (0.03) | 20.38 | 20.38 (0.03) | 20.38 (0.03) | 20.39 | 20.38 (0.03) | 20.39 (0.03) | |||||||
| i magnitude | 20.64 (0.05) | 20.64 | 20.63 (0.05) | 20.65 (0.05) | 20.64 | 20.66 (0.05) | 20.64 (0.05) | |||||||
| z magnitude | 21.01 (0.2) | 20.94 | 20.97 (0.2) | 20.95 (0.2) | 20.95 | 20.97 (0.2) | 20.95 (0.2) | |||||||
| G magnitude | 20.21 (0.07) | 20.28 | 20.21 (0.006) | |||||||||||
| BP magnitude | 19.98 (0.07) | 19.97 | ||||||||||||
| RP magnitude | 20.25 (0.09) | 20.19 | ||||||||||||
| Pan g magnitude | 20.07 (0.02) | |||||||||||||
| Pan r magnitude | 20.30 (0.01) | |||||||||||||
| Pan i magnitude | 20.61 (0.03) | |||||||||||||
| Pan z magnitude | 20.74 (0.05) | |||||||||||||
| Pan y magnitude | ||||||||||||||
| E(B-V) | 0.021 | |||||||||||||
* Constant surface field
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