SDSS J152122.47+175304.3
All names: Gaia DR2 1208782334591073792, SDSS J152122.47+175304.3, Gaia DR3 1208782334591073792, Gaia EDR3 1208782334591073792, SDSS J152122.47+175304.31, SDSS J152122.47+175304.2
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR10 | MWDD H | Gaia DR2 | Stilism | Kepler et al. 2015 | Simbad | Vincent et al. 2023 |
|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 15 21 22.47 (0.5) | 15 21 22.47 | 15 21 22.47 (1) | 15 21 22.47 (0.5) | ||||||
| Declination | 17 53 04.24 (0.6) | 17 53 04.29 | 17 53 04.24 (0.7) | 17 53 04.30 (0.6) | ||||||
| Spectral type | DA | DA | DA | DA | ||||||
| Effective temperature | [K] | 8252.0 | 9620.0 (137) | |||||||
| log(g) | [cgs] | 6.88 | 8.36 (0.2) | |||||||
| Mass | [M☉] | 0.182 | 0.815 (0.1) | |||||||
| log(Luminosity) | [L☉] | |||||||||
| Cooling age | [Gyr] | |||||||||
| 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] | 2.20 (0.7) | 1.49 (1) | 2.20 (0.7) | ||||||
| Distance | [pc] | 453.68 (152) | 670.72 (500) | 453.68 (152) | ||||||
| Composition | H | |||||||||
| Proper motion (right ascension) | [mas/yr] | -6.592803571 (0.8) | -6.585056609 (2) | -6.593 (0.8) | ||||||
| Proper motion (declination) | [mas/yr] | -3.499546862 (0.8) | -5.44106115 (2) | -3.5 (0.8) | ||||||
| Variability | ||||||||||
| Magnetic | ||||||||||
| Bd | [MG] | |||||||||
| Infrared excess (disk) | ||||||||||
| Binarity | ||||||||||
| B magnitude | ||||||||||
| V magnitude | ||||||||||
| R magnitude | ||||||||||
| I magnitude | ||||||||||
| J magnitude | ||||||||||
| H magnitude | ||||||||||
| K magnitude | ||||||||||
| u magnitude | 20.94 (0.07) | 20.89 (0.07) | 20.89 (0.07) | |||||||
| g magnitude | 20.53 (0.02) | 20.54 (0.02) | 20.54 (0.02) | |||||||
| r magnitude | 20.44 (0.03) | 20.42 (0.03) | 20.42 (0.03) | |||||||
| i magnitude | 20.57 (0.04) | 20.57 (0.04) | 20.57 (0.04) | |||||||
| z magnitude | 20.58 (0.2) | 20.56 (0.2) | 20.56 (0.2) | |||||||
| G magnitude | 20.44 (0.09) | 20.52 | 20.44 (0.007) | |||||||
| BP magnitude | 20.50 (0.09) | 20.68 | ||||||||
| RP magnitude | 20.30 (0.07) | 20.36 | ||||||||
| Pan g magnitude | 20.52 (0.02) | |||||||||
| Pan r magnitude | 20.51 (0.02) | |||||||||
| Pan i magnitude | 20.58 (0.02) | |||||||||
| Pan z magnitude | 20.61 (0.07) | |||||||||
| Pan y magnitude | 20.38 (0.2) | |||||||||
| E(B-V) | 0.043 | |||||||||
* Constant surface field
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