Gaia DR2 3276414466021403264
All names: ** GWP 512B, J0347+0520, WDJ03476.62+052013.96, USNO-B1.0 0953-00036633, SDSS J034706.67+052013.6, SDSS J034706.67+052013.5, 03471+0520W, PM J03471+0520W, LSPM J0347+0520W, Gaia DR2 3276414466021403264, Gaia DR3 3276414466021403264, WDJ034706.62+052013.97, WDS J03471+0520B, SDSS J034706.68+052013.6, Gaia EDR3 3276414466021403264
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | Kilic et al. 2025 | Caron et al. 2023 | MWDD H | MWDD HE | Gaia DR2 | Stilism | Limoges et al. 2015 | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 03 47 06.78 (0.1) | 03 47 06.78 | 03 47 06.78 | 03 47 06.62 (0.1) | 03 47 06.78 | ||||||||
| Declination | 05 20 13.13 (0.1) | 05 20 13.16 | 05 20 13.13 | 05 20 13.97 (0.1) | 05 20 13.16 | ||||||||
| Spectral type | DC | DC | DC | DA | DC | ||||||||
| Effective temperature | [K] | 7015.0 (52) | 7085.0 (50) | 7536.0 | 7250.0 | 7010.0 (81) | 8078.0 (175) | ||||||
| log(g) | [cgs] | 8.14 (0.02) | 8.16 (0.02) | 8.37 | 8.27 | 8.00 (0.2) | 8.52 (0.03) | ||||||
| Mass | [M☉] | 0.664 (0.01) | 0.676 (0.02) | 0.829 | 0.749 | 0.58 (0.1) | 0.928 (0.03) | ||||||
| log(Luminosity) | [L☉] | -3.46 | |||||||||||
| Cooling age | [Gyr] | 2.0300 | 2.6190 | 2.4230 | |||||||||
| log(H/He) | -3.4 | -3.4 | |||||||||||
| log(C/He) | |||||||||||||
| log(Ca/He) | |||||||||||||
| log(Ca/H) | |||||||||||||
| log(N/He) | |||||||||||||
| log(O/He) | |||||||||||||
| log(Na/He) | |||||||||||||
| log(Mg/He) | |||||||||||||
| log(Al/He) | |||||||||||||
| log(Si/He) | |||||||||||||
| log(P/He) | |||||||||||||
| log(S/He) | |||||||||||||
| log(Cl/He) | |||||||||||||
| log(Sc/He) | |||||||||||||
| log(Ti/He) | |||||||||||||
| log(V/He) | |||||||||||||
| log(Cr/He) | |||||||||||||
| log(Mn/He) | |||||||||||||
| log(Fe/He) | |||||||||||||
| log(Co/He) | |||||||||||||
| log(Ni/He) | |||||||||||||
| log(Cu/He) | |||||||||||||
| log(Zn/He) | |||||||||||||
| log(Ga/He) | |||||||||||||
| log(Ge/He) | |||||||||||||
| log(Sr/He) | |||||||||||||
| Parallax | [mas] | 13.81 (0.2) | 13.75 (0.2) | 13.75 (0.2) | 13.81 | 13.81 (0.2) | 13.75 (0.2) | ||||||
| Distance | [pc] | 72.42 (0.8) | 72.73 (1) | 72.75 (0.9) | 82.00 (9) | 72.42 | 72.42 (0.8) | 72.75 (0.9) | |||||
| Composition | He | He | |||||||||||
| Proper motion (right ascension) | [mas/yr] | 150.9806427 (0.2) | 151.0934254 (0.3) | 161.0 | 150.981 (0.2) | 151.0934254 | |||||||
| Proper motion (declination) | [mas/yr] | -52.60340527 (0.1) | -52.5217825 (0.3) | -45.0 | -52.603 (0.1) | -52.5217825 | |||||||
| Variability | |||||||||||||
| Magnetic | |||||||||||||
| Bd | [MG] | ||||||||||||
| Infrared excess (disk) | |||||||||||||
| Binarity | |||||||||||||
| B magnitude | 18.80 | ||||||||||||
| V magnitude | |||||||||||||
| R magnitude | 17.30 | ||||||||||||
| I magnitude | |||||||||||||
| J magnitude | 17.60 (0.04) | ||||||||||||
| H magnitude | |||||||||||||
| K magnitude | |||||||||||||
| u magnitude | 18.63 (0.02) | 18.63 | 18.64 (0.02) | 18.64 (0.02) | |||||||||
| g magnitude | 18.20 | 18.19 (0.007) | 18.19 (0.007) | ||||||||||
| r magnitude | 18.04 | 18.05 (0.007) | 18.05 (0.007) | ||||||||||
| i magnitude | 18.06 | 18.06 (0.009) | 18.06 (0.009) | ||||||||||
| z magnitude | 18.12 | 18.15 (0.02) | 18.15 (0.02) | ||||||||||
| G magnitude | 18.02 (0.009) | 18.05 | 18.02 | 18.02 (0.003) | 18.05 | ||||||||
| BP magnitude | 18.19 (0.009) | 18.19 | 18.19 | ||||||||||
| RP magnitude | 17.76 (0.01) | 17.75 | 17.75 | ||||||||||
| Pan g magnitude | 18.17 (0.004) | 18.17 (0.006) | |||||||||||
| Pan r magnitude | 18.05 (0.005) | 18.05 (0.004) | |||||||||||
| Pan i magnitude | 18.07 (0.006) | 18.07 (0.006) | |||||||||||
| Pan z magnitude | 18.14 (0.009) | 18.14 (0.009) | |||||||||||
| Pan y magnitude | 18.18 (0.02) | 18.18 (0.01) | |||||||||||
| E(B-V) | 0.002 | ||||||||||||
* Constant surface field
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