Ton 229
All names: SDSS J152310.60+305344.6, USNO-B1.0 1208-00230789, Ton 229, 2MASS J15231060+3053448, Gaia EDR3 1276884950945386752, Gaia DR3 1276884950945386752, CBS 400, [ZEH2003] RX J1523.1+3053 1, TIC 284293102, WDJ152310.59+305344.80, PG 1521+310, PG 1521+311, Gaia DR2 1276884950945386752, WD 1521+310
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | MWDD H | Gaia DR2 | Stilism | Gianninas et al. 2011 | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 15 23 10.64 (0.02) | 15 23 10.64 (0.02) | 15 23 10.64 | 15 23 10.59 (0.02) | 15 23 10.64 | 15 23 10.80 | |||||
| Declination | 30 53 44.11 (0.03) | 30 53 44.13 (0.03) | 30 53 44.11 | 30 53 44.80 (0.03) | 30 53 44.13 | 30 53 47.04 | |||||
| Spectral type | DA | DA | DA | DA1.9 | DA2 | ||||||
| Effective temperature | [K] | 24107.0 | 26440.0 (400) | 25534.0 (241) | |||||||
| log(g) | [cgs] | 7.83 | 7.97 (0.05) | 7.91 (0.01) | |||||||
| Mass | [M☉] | 0.547 | 0.62 (0.03) | 0.586 (0.007) | |||||||
| log(Luminosity) | [L☉] | ||||||||||
| Cooling age | [Gyr] | 0.0200 | |||||||||
| 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] | 10.06 (0.04) | 10.04 (0.05) | 10.06 | 10.06 (0.04) | 10.04 (0.05) | |||||
| Distance | [pc] | 99.45 (0.4) | 99.62 (0.5) | 99.00 | 99.45 | 99.45 (0.4) | 99.62 (0.5) | ||||
| Composition | H | H | |||||||||
| Proper motion (right ascension) | [mas/yr] | 37.78350736 (0.03) | 37.85821748 (0.06) | 37.784 (0.03) | 37.85821748 | ||||||
| Proper motion (declination) | [mas/yr] | -43.09211636 (0.03) | -43.14962008 (0.07) | -43.092 (0.03) | -43.14962008 | ||||||
| Variability | |||||||||||
| Magnetic | |||||||||||
| Bd | [MG] | ||||||||||
| Infrared excess (disk) | |||||||||||
| Binarity | |||||||||||
| B magnitude | 15.70 | ||||||||||
| V magnitude | 15.40 | ||||||||||
| R magnitude | |||||||||||
| I magnitude | |||||||||||
| J magnitude | 15.76 (0.006) | ||||||||||
| H magnitude | 15.87 (0.01) | ||||||||||
| K magnitude | 15.92 (0.03) | ||||||||||
| u magnitude | 14.91 (0.02) | 14.81 (0.003) | |||||||||
| g magnitude | 14.93 (0.02) | 14.94 (0.003) | |||||||||
| r magnitude | 15.34 (0.02) | 15.38 (0.004) | |||||||||
| i magnitude | 15.70 (0.02) | 15.70 (0.004) | |||||||||
| z magnitude | 16.06 (0.03) | 16.04 (0.007) | |||||||||
| G magnitude | 15.17 (0.001) | 15.19 | 15.17 | 15.17 (0.003) | 15.19 | ||||||
| BP magnitude | 15.05 (0.001) | 15.00 | 15.00 | ||||||||
| RP magnitude | 15.41 (0.002) | 15.41 | 15.41 | ||||||||
| Pan g magnitude | 15.00 (0.004) | ||||||||||
| Pan r magnitude | 15.39 (0.003) | ||||||||||
| Pan i magnitude | 15.74 (0.002) | ||||||||||
| Pan z magnitude | 16.01 (0.004) | ||||||||||
| Pan y magnitude | 16.19 (0.004) | ||||||||||
| E(B-V) | 0.017 | ||||||||||
* Constant surface field
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