SDSS J122147.29+330426.4
All names: SDSS J122147.29+330426.4, SDSS J122147.29+330426.5, SDSS J122147.28+330426.4, Gaia DR2 4016667159115020032, Gaia EDR3 4016667159115020032, Gaia DR3 4016667159115020032, GALEX J122147.4+330426
| 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 | 12 21 47.36 (0.2) | 12 21 47.29 | 12 21 47.36 (0.2) | 12 21 47.36 | 12 21 47.27 (0.2) | 12 21 47.29 | |||||
| Declination | 33 04 26.06 (0.1) | 33 04 26.48 | 33 04 26.08 (0.2) | 33 04 26.06 | 33 04 26.63 (0.1) | 33 04 26.51 | |||||
| Spectral type | DA | DA | DA | DA | DA | ||||||
| Effective temperature | [K] | 7316.0 | 7859.0 (298) | 7501.0 (74) | |||||||
| log(g) | [cgs] | 7.94 | 8.11 (0.07) | 8.11 (0.2) | |||||||
| Mass | [M☉] | 0.555 | 0.664 (0.06) | 0.657 (0.1) | |||||||
| log(Luminosity) | [L☉] | ||||||||||
| Cooling age | [Gyr] | 1.2420 | |||||||||
| 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] | 7.66 (0.2) | 7.52 (0.2) | 7.66 | 7.66 (0.2) | ||||||
| Distance | [pc] | 130.59 (4) | 133.02 (4) | 130.59 | 130.59 (4) | ||||||
| Composition | H | ||||||||||
| Proper motion (right ascension) | [mas/yr] | 72.61631231 (0.2) | 72.48766944 (0.4) | 72.616 (0.2) | |||||||
| Proper motion (declination) | [mas/yr] | -35.6302544 (0.2) | -35.26311375 (0.4) | -35.63 (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 | 19.37 (0.03) | 19.37 (0.03) | 19.40 (0.03) | ||||||||
| g magnitude | 18.91 (0.009) | 18.91 (0.009) | 18.94 (0.03) | ||||||||
| r magnitude | 18.79 (0.01) | 18.79 (0.01) | 18.84 (0.03) | ||||||||
| i magnitude | 18.76 (0.01) | 18.76 (0.01) | 18.79 (0.02) | ||||||||
| z magnitude | 18.81 (0.04) | 18.81 (0.04) | 18.85 (0.04) | ||||||||
| G magnitude | 18.78 (0.03) | 18.80 | 18.78 | 18.78 (0.004) | |||||||
| BP magnitude | 18.93 (0.03) | 18.96 | |||||||||
| RP magnitude | 18.52 (0.04) | 18.49 | |||||||||
| Pan g magnitude | 18.96 (0.02) | ||||||||||
| Pan r magnitude | 18.83 (0.007) | ||||||||||
| Pan i magnitude | 18.82 (0.007) | ||||||||||
| Pan z magnitude | 18.90 (0.01) | ||||||||||
| Pan y magnitude | 18.92 (0.02) | ||||||||||
| E(B-V) | 0.004 | ||||||||||
* Constant surface field
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