SDSS J010749.34+210745.2
All names: Gaia DR2 2790417540424293120, Gaia DR3 2790417540424293120, J0107+2107, Gaia EDR3 2790417540424293120, SDSS J010749.34+210745.23, WDJ010749.38+210745.84, SDSS J010749.34+210745.2, SDSS J010749.32+210744.8
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR10 | Kilic et al. 2025 | Caron et al. 2023 | Blouin & Xu 2022 | Kilic et al. 2020 | MWDD H | Gaia DR2 | Stilism | Kepler et al. 2015 | Simbad | Gentile Fusillo et al. 2018 | Vincent et al. 2023 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 01 07 49.32 (0.2) | 01 07 49.34 | 01 07 49.32 (0.4) | 01 07 49.38 (0.2) | 01 07 49.32 | ||||||||||
| Declination | 21 07 44.72 (0.2) | 21 07 45.24 | 21 07 44.75 (0.3) | 21 07 45.84 (0.2) | 21 07 44.75 | ||||||||||
| Spectral type | DAZ | DAZ | DAZ | DAZ | DAZ | DAZ | DA | ||||||||
| Effective temperature | [K] | 7182.0 (166) | 7404.0 (169) | 7693.0 (195) | 7182.0 (166) | 7631.0 | 8344.0 (36) | ||||||||
| log(g) | [cgs] | 8.64 (0.04) | 8.70 (0.05) | 8.74 (0.05) | 8.63 (0.05) | 8.73 | 8.03 (0.06) | ||||||||
| Mass | [M☉] | 1.007 (0.03) | 1.028 (0.04) | 1.066 (0.03) | 1.001 (0.04) | 1.057 | |||||||||
| log(Luminosity) | [L☉] | ||||||||||||||
| Cooling age | [Gyr] | 3.7100 | 4.0300 | 3.6840 | |||||||||||
| log(H/He) | |||||||||||||||
| log(C/He) | |||||||||||||||
| log(Ca/He) | |||||||||||||||
| log(Ca/H) | -7.5 | -7.5 (0.2) | |||||||||||||
| 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] | 11.16 (0.3) | 11.08 (0.5) | 11.16 (0.3) | 11.08 (0.4) | 11.16 (0.3) | 11.08 (0.4) | ||||||||
| Distance | [pc] | 89.57 (3) | 90.25 (4) | 89.57 (3) | 90.22 (4) | 89.57 (3) | 90.22 (4) | ||||||||
| Composition | H | H | H | ||||||||||||
| Proper motion (right ascension) | [mas/yr] | -54.80147241 (0.4) | -54.85774357 (0.7) | -54.801 (0.4) | -54.85774357 | ||||||||||
| Proper motion (declination) | [mas/yr] | -70.14279751 (0.3) | -70.26197535 (0.5) | -70.143 (0.3) | -70.26197535 | ||||||||||
| Variability | |||||||||||||||
| Magnetic | |||||||||||||||
| Bd | [MG] | ||||||||||||||
| Infrared excess (disk) | |||||||||||||||
| Binarity | |||||||||||||||
| B magnitude | |||||||||||||||
| V magnitude | |||||||||||||||
| R magnitude | |||||||||||||||
| I magnitude | |||||||||||||||
| J magnitude | 19.22 (0.2) | ||||||||||||||
| H magnitude | |||||||||||||||
| K magnitude | |||||||||||||||
| u magnitude | 19.83 (0.04) | 19.83 (0.04) | 19.85 (0.04) | 19.83 (0.04) | 19.83 (0.04) | ||||||||||
| g magnitude | 19.21 (0.01) | 19.23 (0.03) | 19.21 (0.01) | 19.21 (0.01) | |||||||||||
| r magnitude | 19.30 (0.01) | 19.30 (0.02) | 19.30 (0.01) | 19.30 (0.01) | |||||||||||
| i magnitude | 19.28 (0.02) | 19.27 (0.02) | 19.28 (0.02) | 19.28 (0.02) | |||||||||||
| z magnitude | 19.23 (0.05) | 19.24 (0.05) | 19.23 (0.05) | 19.23 (0.05) | |||||||||||
| G magnitude | 19.11 (0.03) | 19.21 | 19.11 (0.008) | 19.21 | |||||||||||
| BP magnitude | 19.24 (0.03) | 19.33 | 19.33 | ||||||||||||
| RP magnitude | 18.87 (0.05) | 18.90 | 18.90 | ||||||||||||
| Pan g magnitude | 19.23 (0.03) | 19.23 (0.04) | 19.23 (0.03) | ||||||||||||
| Pan r magnitude | 19.09 (0.01) | 19.09 (0.01) | 19.09 (0.01) | ||||||||||||
| Pan i magnitude | 19.16 (0.03) | 19.16 (0.03) | 19.16 (0.03) | ||||||||||||
| Pan z magnitude | 19.21 (0.04) | 19.21 (0.04) | 19.20 (0.04) | ||||||||||||
| Pan y magnitude | 19.20 (0.06) | 19.20 (0.07) | 19.20 (0.06) | ||||||||||||
| E(B-V) | 0.007 | ||||||||||||||
* Constant surface field
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