SDSS J102156.72+541520.9
All names: SDSS J102156.67+541520.8, SDSS J102156.72+541520.9, SDSS J102156.67+541520.88, Gaia EDR3 851883295460955520, GALEX J102156.7+541520, SDSS J102156.72+541521.0, Gaia DR3 851883295460955520, Gaia DR2 851883295460955520
| 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 | 10 21 56.67 (0.1) | 10 21 56.72 | 10 21 56.67 (0.2) | 10 21 56.74 (0.1) | ||||||
| Declination | 54 15 20.83 (0.2) | 54 15 21.01 | 54 15 20.83 (0.3) | 54 15 20.97 (0.2) | ||||||
| Spectral type | DA | DA | DA | DA | ||||||
| Effective temperature | [K] | 15576.0 | 15784.0 (152) | |||||||
| log(g) | [cgs] | 8.03 | 8.03 (0.03) | |||||||
| Mass | [M☉] | 0.634 | 0.629 (0.02) | |||||||
| log(Luminosity) | [L☉] | |||||||||
| Cooling age | [Gyr] | 0.1851 | ||||||||
| 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] | 1.91 (0.2) | 2.67 (0.4) | 1.91 (0.2) | ||||||
| Distance | [pc] | 524.66 (64) | 374.63 (54) | 524.66 (64) | ||||||
| Composition | H | |||||||||
| Proper motion (right ascension) | [mas/yr] | -36.66685297 (0.2) | -36.11351141 (0.5) | -36.667 (0.2) | ||||||
| Proper motion (declination) | [mas/yr] | -9.166881478 (0.2) | -10.08983202 (0.6) | -9.167 (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 | 19.19 (0.02) | 19.18 (0.02) | 19.19 (0.02) | |||||||
| g magnitude | 19.00 (0.009) | 19.01 (0.01) | 19.00 (0.009) | |||||||
| r magnitude | 19.35 (0.01) | 19.35 (0.03) | 19.36 (0.01) | |||||||
| i magnitude | 19.54 (0.02) | 19.54 (0.03) | 19.55 (0.02) | |||||||
| z magnitude | 19.89 (0.08) | 19.87 (0.07) | 19.89 (0.08) | |||||||
| G magnitude | 19.17 (0.03) | 19.21 | 19.17 (0.004) | |||||||
| BP magnitude | 19.12 (0.03) | 19.11 | ||||||||
| RP magnitude | 19.34 (0.04) | 19.22 | ||||||||
| Pan g magnitude | 19.03 (0.01) | |||||||||
| Pan r magnitude | 19.30 (0.01) | |||||||||
| Pan i magnitude | 19.61 (0.007) | |||||||||
| Pan z magnitude | 19.84 (0.03) | |||||||||
| Pan y magnitude | 19.86 (0.1) | |||||||||
| E(B-V) | 0.021 | |||||||||
* Constant surface field
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