Gaia DR2 2844933221011789952
All names: WDJ231936.31+272859.82, Gaia EDR3 2844933221011789952, Gaia DR2 2844933221011789952, HD 219936B, WDJ231936.31+272859.81, Gaia DR3 2844933221011789952, TIC 2053962932, SDSS J231936.29+272858.8, SDSS J231936.29+272858.7, J2319+2728
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | Kilic et al. 2025 | Vincent et al. 2020 | MWDD H | MWDD HE | Gaia DR2 | Stilism | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 23 19 36.27 (0.03) | 23 19 36.27 | 23 19 36.27 | 23 19 36.31 (0.03) | 23 19 36.27 | |||||||
| Declination | 27 28 58.12 (0.03) | 27 28 58.17 | 27 28 58.12 | 27 28 59.82 (0.03) | 27 28 58.17 | |||||||
| Spectral type | DA | DA | DA | |||||||||
| Effective temperature | [K] | 10798.0 (101) | 10463.0 (92) | 11071.0 | 11600.0 | 12026.0 (135) | ||||||
| log(g) | [cgs] | 7.89 (0.01) | 7.91 | 7.89 | 8.06 (0.01) | |||||||
| Mass | [M☉] | 0.54 (0.01) | 0.505 (0.01) | 0.55 | 0.523 | 0.642 (0.009) | ||||||
| log(Luminosity) | [L☉] | |||||||||||
| Cooling age | [Gyr] | 0.4105 | 0.3630 | |||||||||
| 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] | 12.74 (0.05) | 12.60 (0.08) | 12.74 | 12.74 (0.05) | 12.60 (0.08) | ||||||
| Distance | [pc] | 78.46 (0.3) | 79.38 (0.5) | 78.46 | 78.46 (0.3) | 79.38 (0.5) | ||||||
| Composition | H | |||||||||||
| Proper motion (right ascension) | [mas/yr] | -31.09056995 (0.05) | -31.17312157 (0.1) | -31.091 (0.04) | -31.17312157 | |||||||
| Proper motion (declination) | [mas/yr] | -105.9427185 (0.04) | -106.0258696 (0.1) | -105.943 (0.04) | -106.0258696 | |||||||
| Variability | VAR | |||||||||||
| Magnetic | ||||||||||||
| Bd | [MG] | |||||||||||
| Infrared excess (disk) | ||||||||||||
| Binarity | ||||||||||||
| B magnitude | ||||||||||||
| V magnitude | ||||||||||||
| R magnitude | ||||||||||||
| I magnitude | ||||||||||||
| J magnitude | ||||||||||||
| H magnitude | ||||||||||||
| K magnitude | ||||||||||||
| u magnitude | 16.80 (0.008) | 16.80 (0.008) | ||||||||||
| g magnitude | 16.39 (0.004) | 16.39 (0.004) | ||||||||||
| r magnitude | 16.44 (0.005) | 16.44 (0.005) | ||||||||||
| i magnitude | 16.51 (0.005) | 16.51 (0.005) | ||||||||||
| z magnitude | 16.92 (0.01) | 16.92 (0.01) | ||||||||||
| G magnitude | 16.27 (0.003) | 16.29 | 16.27 | 16.27 (0.003) | 16.29 | |||||||
| BP magnitude | 16.28 (0.003) | 16.28 | 16.28 | |||||||||
| RP magnitude | 16.27 (0.004) | 16.28 | 16.28 | |||||||||
| Pan g magnitude | 16.21 (0.003) | |||||||||||
| Pan r magnitude | 16.29 (0.006) | |||||||||||
| Pan i magnitude | 16.45 (0.06) | |||||||||||
| Pan z magnitude | 16.75 (0.009) | |||||||||||
| Pan y magnitude | 16.86 (0.009) | |||||||||||
| E(B-V) | 0.007 | |||||||||||
* Constant surface field
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