WD 1734+539A
All names: SDSS J173546.31+535621.7, WD 1734+539A, PSO J173546.333+535621.806, SDSS J173546.30+535621.6, Gaia DR2 1417629891067479296, WD 1734+539.1
| Parameter | Unit | MWDD H | Pan-STARRS DR1 | Gaia DR2 | SDSS DR12 | Simbad | Eisenstein et al. 2006 | Eisenstein et al. 2006 | White Dwarf Catalog (McCook & Sion 1999) | Kleinman et al. 2013 | Kleinman et al. 2013 | Kleinman et al. 2004 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 17 35 46.34 (0.5) | 17 35 46.31 | 17 35 46.31 | 17 35 46.31 | 17 35 46.31 | 17 35 45.53 | 17 35 46.31 | 17 35 46.31 | 17 35 46.31 | |||
| Declination | 53 56 21.84 (0.5) | 53 56 21.60 | 53 56 21.64 | 53 56 21.64 | 53 56 21.64 | 53 56 17.88 | 53 56 21.69 | 53 56 21.69 | 53 56 21.70 | |||
| Spectral type | DA | DA | DA | DA | DA5.5 | DA | DA | |||||
| Effective temperature | [K] | 9359.0 | 9398.0 (186) | 9615.0 (226) | 9545.0 (246) | 9358.0 (191) | 9101.0 (237) | |||||
| log(g) | [cgs] | 7.37 | 8.02 (0.3) | 8.31 (0.3) | 8.28 (0.4) | 7.75 (0.3) | 7.65 (0.5) | |||||
| Mass | [M☉] | 0.309 | 0.48100000000000004 (0.2) | |||||||||
| log(Luminosity) | [L☉] | |||||||||||
| Cooling age | [Gyr] | 0.3860 | ||||||||||
| 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] | 1.83 (0.5) | ||||||||||
| Distance | [pc] | 547.18 (144) | ||||||||||
| Composition | H | |||||||||||
| Proper motion (right ascension) | [mas/yr] | 19.01870151 (1) | 18.0 | 20.5 | 20.5 | 19.0 | ||||||
| Proper motion (declination) | [mas/yr] | 15.92314912 (1) | 8.0 | 6.5 | 6.5 | 9.0 | ||||||
| Variability | ||||||||||||
| Magnetic | ||||||||||||
| Bd | [MG] | |||||||||||
| Infrared excess (disk) | ||||||||||||
| Binarity | ||||||||||||
| B magnitude | ||||||||||||
| V magnitude | ||||||||||||
| R magnitude | ||||||||||||
| I magnitude | ||||||||||||
| J magnitude | ||||||||||||
| H magnitude | ||||||||||||
| K magnitude | ||||||||||||
| u magnitude | 20.87 (0.07) | 20.72 | 20.74 (0.07) | 20.74 (0.07) | 20.75 | 20.73 (0.07) | 20.73 (0.07) | 20.75 (0.07) | ||||
| g magnitude | 20.31 (0.02) | 20.25 | 20.26 (0.02) | 20.26 (0.02) | 20.26 | 20.27 (0.02) | 20.27 (0.02) | 20.26 (0.02) | ||||
| r magnitude | 20.27 (0.03) | 20.20 | 20.21 (0.03) | 20.21 (0.03) | 20.20 | 20.22 (0.03) | 20.22 (0.03) | 20.20 (0.03) | ||||
| i magnitude | 20.33 (0.04) | 20.33 | 20.34 (0.04) | 20.34 (0.04) | 20.35 | 20.35 (0.04) | 20.35 (0.04) | 20.35 (0.04) | ||||
| z magnitude | 20.47 (0.2) | 20.44 | 20.43 (0.1) | 20.43 (0.1) | 20.43 | 20.43 (0.1) | 20.43 (0.1) | 20.43 (0.1) | ||||
| G magnitude | 20.28 | |||||||||||
| BP magnitude | 20.33 | |||||||||||
| RP magnitude | 20.10 | |||||||||||
| Pan g magnitude | 20.24 (0.02) | |||||||||||
| Pan r magnitude | 20.28 (0.01) | |||||||||||
| Pan i magnitude | 20.43 (0.02) | |||||||||||
| Pan z magnitude | 20.58 (0.06) | |||||||||||
| Pan y magnitude | 20.15 (0.2) | |||||||||||
* Constant surface field
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