WD 1401+069
All names: WD 1401+069, SDSS J140346.11+064442.90, Gaia DR2 3672656947473710592, 2MASS J14034608+0644429, 14037+0644, WDJ140346.10+064443.32, PM J14037+0644, J1403+0644, Gaia DR3 3672656947473710592, TIC 457881906, SDSS J140346.10+064442.9, GALEX J140346.1+064443, PSO J210.9422+06.7448, SDSS J140346.11+064442.9, Gaia EDR3 3672656947473710592
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR10 | SDSS DR12 | Kilic et al. 2025 | Caron et al. 2023 | Blouin et al. 2019 | MWDD H | MWDD HE | Gaia DR2 | Stilism | Limoges et al. 2015 | Kepler et al. 2015 | Sayres et al. 2012 | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | Vincent et al. 2023 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 14 03 46.15 (0.06) | 14 03 46.11 | 14 03 46.11 | 14 03 46.15 (0.1) | 14 03 46.09 | 14 03 46.15 | 14 03 46.10 (0.06) | 14 03 46.15 | |||||||||||
| Declination | 06 44 41.42 (0.06) | 06 44 42.95 | 06 44 42.95 | 06 44 41.48 (0.09) | 06 44 43.00 | 06 44 41.42 | 06 44 43.33 (0.06) | 06 44 41.48 | |||||||||||
| Spectral type | DC | DC | DC | DC | DC | DC | DC | DC | DC | DC | DC | DC | |||||||
| Effective temperature | [K] | 6580.0 (26) | 6602.0 (23) | 6785.0 (155) | 7169.0 | 6901.0 | 6470.0 (102) | 6600.0 (500) | 7140.0 (50) | 6344.0 (65) | |||||||||
| log(g) | [cgs] | 8.05 (0.008) | 8.06 (0.01) | 8.18 (0.05) | 8.32 | 8.22 | 8.00 (0.2) | 8.00 (0) | 8.03 (0.02) | ||||||||||
| Mass | [M☉] | 0.601 (0.007) | 0.611 (0.009) | 0.689 (0.04) | 0.796 | 0.712 | 0.57 (0.1) | 0.588 (0.01) | |||||||||||
| log(Luminosity) | [L☉] | -3.60 | |||||||||||||||||
| Cooling age | [Gyr] | 2.0600 | 2.4790 (0.2) | 2.7560 | 2.5410 | ||||||||||||||
| log(H/He) | -3.2 | -3.2 | |||||||||||||||||
| 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] | 20.34 (0.08) | 20.44 (0.1) | 20.44 (0.1) | 20.44 (0.1) | 20.34 | 20.34 (0.08) | 20.44 (0.1) | |||||||||||
| Distance | [pc] | 49.17 (0.2) | 48.92 (0.3) | 48.93 (0.3) | 48.93 (0.3) | 51.00 (6) | 60.00 | 49.17 | 49.17 (0.2) | 48.93 (0.3) | |||||||||
| Composition | He | He | He | He | |||||||||||||||
| Proper motion (right ascension) | [mas/yr] | 52.43910959 (0.09) | 52.4952957 (0.2) | 57.0 | 52.439 (0.09) | 52.495 | |||||||||||||
| Proper motion (declination) | [mas/yr] | -119.0097195 (0.08) | -118.7375669 (0.2) | -114.0 | -119.01 (0.08) | -118.738 | |||||||||||||
| Variability | |||||||||||||||||||
| Magnetic | |||||||||||||||||||
| Bd | [MG] | ||||||||||||||||||
| Infrared excess (disk) | |||||||||||||||||||
| Binarity | |||||||||||||||||||
| B magnitude | |||||||||||||||||||
| V magnitude | |||||||||||||||||||
| R magnitude | |||||||||||||||||||
| I magnitude | |||||||||||||||||||
| J magnitude | 16.69 (0.01) | 16.59 (0.1) | 16.58 | 16.59 (0.1) | 16.59 (0.1) | ||||||||||||||
| H magnitude | 16.61 (0.02) | 16.62 (0.3) | 16.62 | 16.62 (0.3) | 16.62 (0.3) | ||||||||||||||
| K magnitude | 16.51 (0.04) | 16.36 | 16.36 | ||||||||||||||||
| u magnitude | 18.03 (0.01) | 18.03 (0.01) | 18.02 (0.01) | 18.02 | 18.03 (0.01) | 18.03 (0.01) | 18.03 (0.01) | 18.03 (0.01) | |||||||||||
| g magnitude | 17.45 (0.005) | 17.45 (0.005) | 17.44 | 17.45 (0.01) | 17.45 (0.005) | 17.44 (0.003) | 17.45 (0.005) | ||||||||||||
| r magnitude | 17.28 (0.006) | 17.28 (0.006) | 17.27 | 17.28 (0.01) | (0.006) | 17.27 (0.004) | 17.28 (0.006) | ||||||||||||
| i magnitude | 17.25 (0.006) | 17.25 (0.006) | 17.25 | 17.25 (0.01) | 17.26 (0.006) | 17.27 (0.003) | 17.25 (0.006) | ||||||||||||
| z magnitude | 17.32 (0.01) | 17.32 (0.01) | 17.33 | 17.32 (0.01) | 17.33 (0.01) | 17.32 (0.004) | 17.32 (0.01) | ||||||||||||
| G magnitude | 17.26 (0.006) | 17.28 | 17.26 | 17.26 (0.003) | 17.28 | ||||||||||||||
| BP magnitude | 17.45 (0.006) | 17.47 | 17.47 | ||||||||||||||||
| RP magnitude | 16.94 (0.007) | 16.95 | 16.95 | ||||||||||||||||
| Pan g magnitude | 17.44 (0.004) | 17.44 (0.003) | 17.44 (0.003) | ||||||||||||||||
| Pan r magnitude | 17.27 (0.004) | 17.27 (0.004) | 17.27 (0.004) | ||||||||||||||||
| Pan i magnitude | 17.27 (0.003) | 17.27 (0.003) | 17.27 (0.003) | ||||||||||||||||
| Pan z magnitude | 17.32 (0.005) | 17.32 (0.004) | 17.32 (0.004) | ||||||||||||||||
| Pan y magnitude | 17.38 (0.007) | 17.38 (0.007) | 17.38 (0.007) | ||||||||||||||||
| E(B-V) | 0.002 | ||||||||||||||||||
* Constant surface field
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