SDSS J133820.21+473123.0
All names: SDSS J133820.21+473123.09, GALEX J133820.2+473123, Gaia EDR3 1552114525514355712, Gaia DR3 1552114525514355712, SDSS J133820.21+473122.9, SDSS J133820.21+473123.0, Gaia DR2 1552114525514355712
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | MWDD H | Gaia DR2 | Stilism | Kepler et al. 2016 | Vincent et al. 2024 | Simbad | Vincent et al. 2023 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 13 38 20.18 (0.2) | 13 38 20.21 | 13 38 20.18 (0.3) | 13 38 20.18 | 13 38 20.22 (0.2) | ||||||
| Declination | 47 31 23.09 (0.2) | 47 31 22.98 | 47 31 23.08 (0.3) | 47 31 23.09 | 47 31 22.85 (0.2) | ||||||
| Spectral type | DA: | DA: | DA | DA | DA | ||||||
| Effective temperature | [K] | 7007.0 | 6614.0 (88) | 6869.0 (256) | |||||||
| log(g) | [cgs] | 8.14 | 7.62 (0.2) | 8.12 (0.08) | |||||||
| Mass | [M☉] | 0.676 | 0.402 (0.07) | 0.665 (0.07) | |||||||
| log(Luminosity) | [L☉] | ||||||||||
| Cooling age | [Gyr] | 1.8620 | |||||||||
| 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] | 6.46 (0.3) | 6.26 (0.4) | 6.46 | 6.46 (0.3) | ||||||
| Distance | [pc] | 154.77 (6) | 159.63 (1e+01) | 154.77 | 154.77 (6) | ||||||
| Composition | H | ||||||||||
| Proper motion (right ascension) | [mas/yr] | -25.01985358 (0.3) | -25.05800767 (0.6) | -25.02 (0.3) | |||||||
| Proper motion (declination) | [mas/yr] | 15.11018945 (0.3) | 14.62391913 (0.5) | 15.11 (0.3) | |||||||
| Variability | |||||||||||
| Magnetic | |||||||||||
| Bd | [MG] | ||||||||||
| Infrared excess (disk) | |||||||||||
| Binarity | |||||||||||
| B magnitude | |||||||||||
| V magnitude | |||||||||||
| R magnitude | |||||||||||
| I magnitude | |||||||||||
| J magnitude | |||||||||||
| H magnitude | |||||||||||
| K magnitude | |||||||||||
| u magnitude | 20.54 (0.06) | 20.51 (0.07) | 20.54 (0.06) | ||||||||
| g magnitude | 19.84 (0.02) | 19.85 (0.03) | 19.85 (0.02) | ||||||||
| r magnitude | 19.66 (0.02) | 19.66 (0.03) | 19.67 (0.02) | ||||||||
| i magnitude | 19.70 (0.03) | 19.69 (0.04) | 19.70 (0.03) | ||||||||
| z magnitude | 19.57 (0.08) | 19.55 (0.09) | 19.57 (0.08) | ||||||||
| G magnitude | 19.64 (0.04) | 19.70 | 19.64 | 19.64 (0.004) | |||||||
| BP magnitude | 19.86 (0.04) | 19.80 | |||||||||
| RP magnitude | 19.32 (0.03) | 19.26 | |||||||||
| Pan g magnitude | 19.82 (0.01) | ||||||||||
| Pan r magnitude | 19.65 (0.009) | ||||||||||
| Pan i magnitude | 19.64 (0.02) | ||||||||||
| Pan z magnitude | 19.67 (0.02) | ||||||||||
| Pan y magnitude | 19.67 (0.05) | ||||||||||
| E(B-V) | 0.012 | ||||||||||
* Constant surface field
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