SDSS J224248.57+224703.7
All names: Gaia DR2 1875811882603486464, SDSS J224248.57+224703.7, SDSS J224248.58+224703.7, Gaia EDR3 1875811882603486464, Gaia DR3 1875811882603486464, GALEX J224248.6+224703, SDSS J224248.56+224703.7, SDSS J224248.57+224703.6
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | MWDD H | Gaia DR2 | Stilism | Vincent et al. 2024 | Simbad | Kleinman et al. 2013 | Vincent et al. 2023 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 22 42 48.56 (0.1) | 22 42 48.57 | 22 42 48.56 (0.2) | 22 42 48.56 | 22 42 48.58 (0.1) | 22 42 48.58 | |||||
| Declination | 22 47 03.75 (0.2) | 22 47 03.73 | 22 47 03.75 (0.2) | 22 47 03.75 | 22 47 03.74 (0.2) | 22 47 03.70 | |||||
| Spectral type | DA | DA | DA | DA | DA | ||||||
| Effective temperature | [K] | 15133.0 | 20052.0 (1222) | 23898.0 (238) | |||||||
| log(g) | [cgs] | 7.07 | 7.41 (0.08) | 7.95 (0.03) | |||||||
| Mass | [M☉] | 0.26 | 0.366 (0.04) | 0.606 (0.01) | |||||||
| log(Luminosity) | [L☉] | ||||||||||
| Cooling age | [Gyr] | 0.0702 | |||||||||
| 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] | 2.32 (0.2) | 2.24 (0.2) | 2.32 | 2.32 (0.2) | ||||||
| Distance | [pc] | 431.78 (28) | 445.83 (48) | 431.78 | 431.78 (28) | ||||||
| Composition | H | ||||||||||
| Proper motion (right ascension) | [mas/yr] | -12.77323959 (0.2) | -14.32201775 (0.5) | -12.773 (0.2) | |||||||
| Proper motion (declination) | [mas/yr] | 0.993241611 (0.2) | -0.915202082 (0.3) | 0.993 (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 | 17.99 (0.01) | 17.99 (0.01) | 18.00 (0.02) | ||||||||
| g magnitude | 17.97 (0.006) | 17.97 (0.006) | 17.98 (0.02) | ||||||||
| r magnitude | 18.32 (0.008) | 18.32 (0.008) | 18.35 (0.03) | ||||||||
| i magnitude | 18.56 (0.01) | 18.56 (0.01) | 18.58 (0.02) | ||||||||
| z magnitude | 18.76 (0.04) | 18.76 (0.04) | 18.79 (0.04) | ||||||||
| G magnitude | 18.31 (0.01) | 18.28 | 18.31 | 18.31 (0.004) | |||||||
| BP magnitude | 18.10 (0.01) | 18.07 | |||||||||
| RP magnitude | 18.30 (0.02) | 18.26 | |||||||||
| Pan g magnitude | 18.02 (0.006) | ||||||||||
| Pan r magnitude | 18.33 (0.004) | ||||||||||
| Pan i magnitude | 18.62 (0.005) | ||||||||||
| Pan z magnitude | 18.85 (0.005) | ||||||||||
| Pan y magnitude | 19.00 (0.03) | ||||||||||
| E(B-V) | 0.050 | ||||||||||
* Constant surface field
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