PB 6423
All names: SDSS J012517.87+080657.6, SDSS J012517.88+080657.6, GALEX J012517.8+080658, SDSS J012517.87+080657.7, Gaia DR2 2566466641257168896, SDSS J012517.86+080657.6, Gaia DR3 2566466641257168896, PB 6423, Gaia EDR3 2566466641257168896
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Bedard et al. 2020 | MWDD H | Gaia DR2 | Stilism | Simbad | Kleinman et al. 2013 | Vincent et al. 2023 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 01 25 17.89 (0.2) | 01 25 17.87 | 01 25 17.89 (0.3) | 01 25 17.87 (0.2) | 01 25 17.87 | ||||||
| Declination | 08 06 57.66 (0.2) | 08 06 57.65 | 08 06 57.66 (0.2) | 08 06 57.60 (0.2) | 08 06 57.69 | ||||||
| Spectral type | DA | DA | DA | DA | DA | ||||||
| Effective temperature | [K] | 31340.0 (240) | 18175.0 | 31150.0 (154) | |||||||
| log(g) | [cgs] | 8.04 (0.06) | 6.57 | 8.00 (0.04) | |||||||
| Mass | [M☉] | 0.67 (0.03) | 0.211 | 0.645 (0.02) | |||||||
| log(Luminosity) | [L☉] | -0.84 (0.04) | |||||||||
| Cooling age | [Gyr] | 0.0079 (0.0004) | |||||||||
| 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] | 1.26 (0.3) | 0.86 (0.3) | 1.26 (0.3) | |||||||
| Distance | [pc] | 794.65 (162) | 1158.53 (466) | 794.66 (162) | |||||||
| Composition | H | H | |||||||||
| Proper motion (right ascension) | [mas/yr] | 15.48764507 (0.2) | 16.23147773 (0.7) | 15.488 (0.2) | |||||||
| Proper motion (declination) | [mas/yr] | 3.359131056 (0.2) | 2.9367148 (0.4) | 3.359 (0.2) | |||||||
| Variability | |||||||||||
| Magnetic | |||||||||||
| Bd | [MG] | ||||||||||
| Infrared excess (disk) | |||||||||||
| Binarity | |||||||||||
| B magnitude | 18.00 | ||||||||||
| V magnitude | |||||||||||
| R magnitude | |||||||||||
| I magnitude | |||||||||||
| J magnitude | 19.40 (0.2) | ||||||||||
| H magnitude | |||||||||||
| K magnitude | |||||||||||
| u magnitude | 18.50 (0.02) | 18.50 (0.02) | 18.49 (0.03) | ||||||||
| g magnitude | 18.67 (0.008) | 18.66 (0.008) | 18.68 (0.01) | ||||||||
| r magnitude | 19.08 (0.01) | 19.08 (0.01) | 19.09 (0.01) | ||||||||
| i magnitude | 19.42 (0.02) | 19.42 (0.02) | 19.42 (0.02) | ||||||||
| z magnitude | 19.68 (0.07) | 19.68 (0.07) | 19.67 (0.07) | ||||||||
| G magnitude | 18.88 (0.02) | 18.92 | 18.88 (0.003) | ||||||||
| BP magnitude | 18.79 (0.02) | 18.73 | |||||||||
| RP magnitude | 19.13 (0.05) | 19.03 | |||||||||
| Pan g magnitude | 18.73 (0.008) | ||||||||||
| Pan r magnitude | 19.09 (0.01) | ||||||||||
| Pan i magnitude | 19.39 (0.009) | ||||||||||
| Pan z magnitude | 19.68 (0.02) | ||||||||||
| Pan y magnitude | 19.76 (0.04) | ||||||||||
| E(B-V) | 0.036 | ||||||||||
* Constant surface field
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