Gaia DR2 898473932456801024
All names: GALEX J072924.0+355224, Gaia EDR3 898473932456801024, SDSS J072924.09+355224.5, Gaia DR3 898473932456801024, SDSS J072924.08+355224.5, WDJ072924.09+355224.55, Gaia DR2 898473932456801024, J0729+3552
| 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 | 07 29 24.09 (0.1) | 07 29 24.09 | 07 29 24.09 | 07 29 24.09 (0.1) | 07 29 24.09 | ||||||||
| Declination | 35 52 23.62 (0.1) | 35 52 23.65 | 35 52 23.62 | 35 52 24.57 (0.1) | 35 52 23.65 | ||||||||
| Spectral type | DC | DC | DC | DA: | DC | ||||||||
| Effective temperature | [K] | 8951.0 (70) | 9130.0 (61) | 8950.0 (70) | 9291.0 | 9087.0 | 10394.0 (234) | ||||||
| log(g) | [cgs] | 8.04 (0.02) | 8.12 (0.02) | 8.07 (0.02) | 8.28 | 8.20 | 8.44 (0.03) | ||||||
| Mass | [M☉] | 0.601 (0.02) | 0.652 (0.02) | 0.621 (0.02) | 0.771 | 0.702 | 0.878 (0.03) | ||||||
| log(Luminosity) | [L☉] | ||||||||||||
| Cooling age | [Gyr] | 0.9800 | 1.0950 | 1.0720 | |||||||||
| log(H/He) | -4.2 | -4.2 | -4.2 | ||||||||||
| 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] | 11.92 (0.2) | 12.18 (0.2) | 12.18 (0.2) | 11.92 | 11.92 (0.2) | 12.18 (0.2) | ||||||
| Distance | [pc] | 83.89 (1) | 82.10 (1) | 82.10 (1) | 83.89 | 83.89 (1) | 82.10 (1) | ||||||
| Composition | He | ||||||||||||
| Proper motion (right ascension) | [mas/yr] | -2.045561127 (0.1) | -2.209043117 (0.3) | -2.046 (0.1) | -2.209043117 | ||||||||
| Proper motion (declination) | [mas/yr] | -59.31900042 (0.1) | -58.60059848 (0.2) | -59.319 (0.1) | -58.60059848 | ||||||||
| Variability | |||||||||||||
| Magnetic | |||||||||||||
| Bd | [MG] | ||||||||||||
| Infrared excess (disk) | |||||||||||||
| Binarity | |||||||||||||
| B magnitude | |||||||||||||
| V magnitude | |||||||||||||
| R magnitude | |||||||||||||
| I magnitude | |||||||||||||
| J magnitude | 17.33 (0.03) | ||||||||||||
| H magnitude | |||||||||||||
| K magnitude | |||||||||||||
| u magnitude | 17.59 (0.009) | 17.60 (0.01) | 17.60 (0.01) | ||||||||||
| g magnitude | 17.38 (0.005) | 17.38 (0.005) | |||||||||||
| r magnitude | 17.46 (0.005) | 17.46 (0.005) | |||||||||||
| i magnitude | 17.55 (0.007) | 17.55 (0.007) | |||||||||||
| z magnitude | 17.70 (0.02) | 17.70 (0.02) | |||||||||||
| G magnitude | 17.39 (0.01) | 17.42 | 17.39 | 17.39 (0.003) | 17.42 | ||||||||
| BP magnitude | 17.42 (0.01) | 17.41 | 17.41 | ||||||||||
| RP magnitude | 17.29 (0.01) | 17.28 | 17.28 | ||||||||||
| Pan g magnitude | 17.45 (0.004) | 17.45 (0.004) | |||||||||||
| Pan r magnitude | 17.48 (0.004) | 17.48 (0.005) | |||||||||||
| Pan i magnitude | 17.59 (0.005) | 17.59 (0.004) | |||||||||||
| Pan z magnitude | 17.74 (0.009) | 17.74 (0.008) | |||||||||||
| Pan y magnitude | 17.81 (0.01) | 17.81 (0.01) | |||||||||||
| E(B-V) | 0.002 | ||||||||||||
* Constant surface field
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