Gaia DR2 80107603996819584
All names: Gaia DR2 80107603996819584, SDSS J021156.77+164434.2, WDJ021156.76+164434.55, Gaia DR3 80107603996819584, SDSS J021156.77+164434.1, J0211+1644, Gaia EDR3 80107603996819584, GALEX J021156.7+164434, WDJ021156.76+164434.54
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | Kilic et al. 2025 | Caron et al. 2023 | Kilic et al. 2020 | MWDD H | MWDD HE | Gaia DR2 | Stilism | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 02 11 56.79 (0.07) | 02 11 56.79 | 02 11 56.79 | 02 11 56.76 (0.07) | 02 11 56.79 | ||||||||
| Declination | 16 44 33.49 (0.07) | 16 44 33.52 | 16 44 33.49 | 16 44 34.55 (0.07) | 16 44 33.52 | ||||||||
| Spectral type | DC | DC | DC | DC | DC | ||||||||
| Effective temperature | [K] | 8328.0 (46) | 8569.0 (45) | 8328.0 (46) | 9032.0 | 8768.0 | 8261.0 (139) | ||||||
| log(g) | [cgs] | 8.14 (0.01) | 8.20 (0.01) | 8.13 (0.01) | 8.40 | 8.32 | 8.15 (0.03) | ||||||
| Mass | [M☉] | 0.664 (0.01) | 0.703 (0.01) | 0.661 (0.01) | 0.852 | 0.781 | 0.671 (0.03) | ||||||
| log(Luminosity) | [L☉] | ||||||||||||
| Cooling age | [Gyr] | 1.2900 | 1.5620 | 1.4460 | |||||||||
| log(H/He) | -4.0 | -4.0 | -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] | 14.87 (0.08) | 14.81 (0.1) | 14.81 (0.1) | 14.87 | 14.87 (0.08) | 14.81 (0.1) | ||||||
| Distance | [pc] | 67.25 (0.4) | 67.52 (0.5) | 67.51 (0.5) | 67.25 | 67.25 (0.4) | 67.51 (0.5) | ||||||
| Composition | He | ||||||||||||
| Proper motion (right ascension) | [mas/yr] | 24.20119623 (0.1) | 24.12363197 (0.2) | 24.201 (0.1) | 24.12363197 | ||||||||
| Proper motion (declination) | [mas/yr] | -66.38277298 (0.09) | -66.43811991 (0.2) | -66.383 (0.09) | -66.43811991 | ||||||||
| Variability | |||||||||||||
| Magnetic | |||||||||||||
| Bd | [MG] | ||||||||||||
| Infrared excess (disk) | |||||||||||||
| Binarity | |||||||||||||
| B magnitude | |||||||||||||
| V magnitude | |||||||||||||
| R magnitude | |||||||||||||
| I magnitude | |||||||||||||
| J magnitude | 17.16 (0.03) | ||||||||||||
| H magnitude | |||||||||||||
| K magnitude | |||||||||||||
| u magnitude | 17.60 (0.01) | 17.60 (0.01) | 17.60 (0.01) | ||||||||||
| g magnitude | 17.34 (0.005) | 17.34 (0.005) | |||||||||||
| r magnitude | 17.33 (0.005) | 17.33 (0.005) | |||||||||||
| i magnitude | 17.42 (0.007) | 17.42 (0.007) | |||||||||||
| z magnitude | 17.59 (0.02) | 17.59 (0.02) | |||||||||||
| G magnitude | 17.28 (0.01) | 17.31 | 17.28 | 17.28 (0.003) | 17.31 | ||||||||
| BP magnitude | 17.36 (0.01) | 17.36 | 17.36 | ||||||||||
| RP magnitude | 17.12 (0.02) | 17.13 | 17.13 | ||||||||||
| Pan g magnitude | 17.34 (0.003) | 17.34 (0.003) | |||||||||||
| Pan r magnitude | 17.35 (0.004) | 17.35 (0.004) | |||||||||||
| Pan i magnitude | 17.45 (0.005) | 17.45 (0.005) | |||||||||||
| Pan z magnitude | 17.57 (0.004) | 17.57 (0.004) | |||||||||||
| Pan y magnitude | 17.66 (0.01) | 17.66 (0.01) | |||||||||||
| E(B-V) | 0.005 | ||||||||||||
* Constant surface field
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