PG 1157+004
All names: FBS 1157+004, GALEX J115952.0+000751, 2MASS J11595203+0007517, TIC 289512725, Gaia DR2 3891115064506627840, UCAC4 451-052673, WDJ115952.05+000751.87, MGC 27205, [DWS97] Vir 1, WD 1157+004, Gaia EDR3 3891115064506627840, SDSS J115952.07+000751.5, UCAC3 181-116663, J1159+0007, Gaia DR3 3891115064506627840, LAMOST J115952.07+000751.5, LAMOST J115952.10+000751.5, 11598+0007, PG 1157+004, PM J11598+0007, SDSS J115952.08+000751.6
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | Kilic et al. 2025 | O'Brien et al. 2024 | Hardy et al. 2023a | Caron et al. 2023 | Kilic et al. 2020 | McCleery et al. 2020 | MWDD H | Gaia DR2 | Stilism | Guo et al. 2015 | Limoges et al. 2015 | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 11 59 52.12 (0.04) | 11 59 52.12 (0.06) | 11 59 52.12 (0.06) | 11 59 52.12 | 11 59 52.05 (0.04) | 11 59 52.12 | 11 59 51.77 | |||||||||||
| Declination | 00 07 51.25 (0.05) | 00 07 51.27 (0.03) | 00 07 51.27 (0.03) | 00 07 51.25 | 00 07 51.86 (0.05) | 00 07 51.27 | 00 07 47.64 | |||||||||||
| Spectral type | DA | DA | DA | DA | DA | DA | DA | DA | DA | DA: | DA | DAH | ||||||
| Effective temperature | [K] | 9541.0 (50) | 9420.0 (93) | 9705.8 (126) | 8715.0 (30) | 8566.0 (44) | 9388.8 (52) | 9178.0 | 9640.0 (805) | 9646.0 (78) | ||||||||
| log(g) | [cgs] | 8.67 (0.007) | 8.65 (0.02) | 8.71 (0.07) | 8.47 (0.005) | 8.42 (0.007) | 8.66 (0.01) | 8.62 | 8.00 (0) | 8.69 (0.01) | ||||||||
| Mass | [M☉] | 1.027 (0.005) | 1.015 (0.01) | 1.051244930783301 (0.08) | 0.88 (0.004) | 0.849 (0.006) | 0.996 | 0.6 (0.1) | 1.037 (0.008) | |||||||||
| log(Luminosity) | [L☉] | -2.89 | ||||||||||||||||
| Cooling age | [Gyr] | 2.1300 | 2.3410 | |||||||||||||||
| log(H/He) | -2.0 | -2.5 | ||||||||||||||||
| 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] | 35.33 (0.06) | 35.33 (0.06) | 35.45 (0.07) | 35.45 (0.07) | 35.45 (0.07) | 35.33 | 35.33 (0.06) | 35.45 (0.07) | |||||||||
| Distance | [pc] | 28.31 (0.04) | 28.30 (0.05) | 28.21 (0.06) | 28.21 (0.06) | 28.21 (0.06) | 66.90 (1e+01) | 28.31 | 28.31 (0.04) | 28.21 (0.06) | ||||||||
| Composition | H | He | H | H | H | |||||||||||||
| Proper motion (right ascension) | [mas/yr] | 67.12935721 (0.06) | 67.20897894 (0.1) | 67.129 (0.06) | 67.20897894 | |||||||||||||
| Proper motion (declination) | [mas/yr] | -38.26644142 (0.05) | -38.42389936 (0.06) | -38.266 (0.05) | -38.42389936 | |||||||||||||
| Variability | ||||||||||||||||||
| Magnetic | yes | |||||||||||||||||
| Bd | [MG] | |||||||||||||||||
| Infrared excess (disk) | ||||||||||||||||||
| Binarity | ||||||||||||||||||
| B magnitude | 15.98 (0.1) | |||||||||||||||||
| V magnitude | 15.73 (0.09) | |||||||||||||||||
| R magnitude | ||||||||||||||||||
| I magnitude | ||||||||||||||||||
| J magnitude | 15.56 (0.007) | 15.62 | 15.62 (0.05) | |||||||||||||||
| H magnitude | 15.54 (0.01) | 15.37 | 15.37 (0.09) | |||||||||||||||
| K magnitude | 15.53 (0.02) | 15.54 | 15.54 (0.2) | |||||||||||||||
| u magnitude | 16.02 (0.005) | 16.00 | 16.00 (0.006) | 15.99 (0.005) | ||||||||||||||
| g magnitude | 15.75 | 15.75 (0.004) | 15.73 (0.003) | |||||||||||||||
| r magnitude | 15.81 | 15.80 (0.004) | 15.80 (0.003) | |||||||||||||||
| i magnitude | 15.87 | 15.86 (0.005) | 15.85 (0.003) | |||||||||||||||
| z magnitude | 16.01 | 16.00 (0.007) | 16.04 (0.008) | |||||||||||||||
| G magnitude | 15.71 (0.002) | 15.73 | 15.73 | 15.71 | 15.71 (0.003) | 15.73 | ||||||||||||
| BP magnitude | 15.79 (0.002) | 15.77 | 15.77 | |||||||||||||||
| RP magnitude | 15.57 (0.002) | 15.58 | 15.58 | |||||||||||||||
| Pan g magnitude | 15.77 (0.003) | 15.77 (0.003) | ||||||||||||||||
| Pan r magnitude | 15.82 (0.004) | 15.82 (0.003) | ||||||||||||||||
| Pan i magnitude | 15.89 (0.003) | 15.89 (0.003) | ||||||||||||||||
| Pan z magnitude | 16.02 (0.004) | 16.02 (0.004) | ||||||||||||||||
| Pan y magnitude | 16.13 (0.008) | 16.13 (0.008) | ||||||||||||||||
| E(B-V) | 0.001 | |||||||||||||||||
* Constant surface field
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