SDSS J224751.50+233134.0
All names: SDSS J224751.49+233134.0, SDSS J224751.49+233134.1, SDSS J224751.50+233134.0, SDSS J224751.50+233134.05, GALEX J224751.4+233134, Gaia EDR3 2837089472561511680, Gaia DR2 2837089472561511680, Gaia DR3 2837089472561511680
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | MWDD H | Gaia DR2 | Stilism | Kepler et al. 2016 | Simbad | Vincent et al. 2023 |
|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 22 47 51.49 (0.3) | 22 47 51.49 | 22 47 51.49 (0.4) | 22 47 51.49 (0.3) | ||||||
| Declination | 23 31 34.11 (0.4) | 23 31 34.18 | 23 31 34.11 (0.5) | 23 31 34.22 (0.4) | ||||||
| Spectral type | DA | DA | DA | DA | ||||||
| Effective temperature | [K] | 10906.0 | 10115.0 (71) | |||||||
| log(g) | [cgs] | 7.27 | 8.59 (0.07) | |||||||
| Mass | [M☉] | 0.286 | 0.7859999999999999 (0.04) | |||||||
| log(Luminosity) | [L☉] | |||||||||
| Cooling age | [Gyr] | 0.2360 | ||||||||
| 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] | 2.02 (0.4) | 1.64 (0.5) | 2.02 (0.4) | ||||||
| Distance | [pc] | 494.01 (97) | 608.80 (199) | 494.00 (97) | ||||||
| Composition | H | |||||||||
| Proper motion (right ascension) | [mas/yr] | -0.960602519 (0.4) | -0.589161941 (1) | -0.961 (0.4) | ||||||
| Proper motion (declination) | [mas/yr] | -7.192375316 (0.5) | -8.237943501 (0.9) | -7.192 (0.5) | ||||||
| Variability | ||||||||||
| Magnetic | ||||||||||
| Bd | [MG] | |||||||||
| Infrared excess (disk) | ||||||||||
| Binarity | ||||||||||
| B magnitude | ||||||||||
| V magnitude | ||||||||||
| R magnitude | ||||||||||
| I magnitude | ||||||||||
| J magnitude | ||||||||||
| H magnitude | ||||||||||
| K magnitude | ||||||||||
| u magnitude | 20.01 (0.04) | 20.01 (0.04) | 20.01 (0.04) | |||||||
| g magnitude | 19.70 (0.01) | 19.69 (0.02) | 19.69 (0.01) | |||||||
| r magnitude | 19.91 (0.02) | 19.91 (0.02) | 19.90 (0.02) | |||||||
| i magnitude | 20.12 (0.03) | 20.11 (0.03) | 20.12 (0.03) | |||||||
| z magnitude | 20.32 (0.1) | 20.32 (0.1) | 20.31 (0.1) | |||||||
| G magnitude | 19.81 (0.07) | 19.85 | 19.81 (0.005) | |||||||
| BP magnitude | 19.72 (0.07) | 19.78 | ||||||||
| RP magnitude | 19.85 (0.09) | 19.82 | ||||||||
| Pan g magnitude | 19.75 (0.02) | |||||||||
| Pan r magnitude | 19.94 (0.01) | |||||||||
| Pan i magnitude | 20.14 (0.01) | |||||||||
| Pan z magnitude | 20.30 (0.04) | |||||||||
| Pan y magnitude | 20.30 (0.2) | |||||||||
| E(B-V) | 0.051 | |||||||||
* Constant surface field
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