WD 1446+014
All names: 2QZ J144859.3+011244, Gaia EDR3 3652090990498394240, WD 1446+014, SDSS J144859.39+011243.8, SDSS J144859.39+011243.7, Gaia DR2 3652090990498394240, SDSS J144859.40+011243.6, Gaia DR3 3652090990498394240
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | MWDD H | Gaia DR2 | Stilism | Harris et al. 2003 | Simbad | Eisenstein et al. 2006 | White Dwarf Catalog (McCook & Sion 1999) | Kleinman et al. 2013 | Kleinman et al. 2004 | Vincent et al. 2023 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 14 48 59.41 (0.3) | 14 48 59.40 | 14 48 59.41 (0.5) | 14 48 59.39 (0.3) | 14 48 59.40 | 14 48 58.75 | 14 48 59.39 | 14 48 59.39 | ||||||
| Declination | 01 12 43.29 (0.3) | 01 12 43.75 | 01 12 43.30 (0.4) | 01 12 43.74 (0.3) | 01 12 43.71 | 01 12 40.32 | 01 12 43.76 | 01 12 43.78 | ||||||
| Spectral type | DA3: | DA3: | DA3 | DA | DA4.2 | DA | DA | |||||||
| Effective temperature | [K] | 10957.0 | 12996.0 (506) | 11937.0 (653) | 12101.0 (476) | |||||||||
| log(g) | [cgs] | 7.71 | 7.93 (0.1) | 7.30 (0.2) | 7.33 (0.2) | |||||||||
| Mass | [M☉] | 0.45 | ||||||||||||
| log(Luminosity) | [L☉] | |||||||||||||
| Cooling age | [Gyr] | 0.3348 | ||||||||||||
| 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] | 2.50 (0.4) | 2.27 (0.5) | 2.50 (0.4) | ||||||||||
| Distance | [pc] | 400.55 (60) | 440.44 (98) | 400.56 (60) | ||||||||||
| Composition | H | |||||||||||||
| Proper motion (right ascension) | [mas/yr] | 9.849159367 (0.4) | 10.12712854 (1) | 9.849 (0.4) | 7.5 | 9.0 | ||||||||
| Proper motion (declination) | [mas/yr] | -28.73766013 (0.4) | -27.40831262 (1) | -28.738 (0.4) | -28.8 | -29.0 | ||||||||
| Variability | ||||||||||||||
| Magnetic | ||||||||||||||
| Bd | [MG] | |||||||||||||
| Infrared excess (disk) | ||||||||||||||
| Binarity | ||||||||||||||
| B magnitude | ||||||||||||||
| V magnitude | ||||||||||||||
| R magnitude | ||||||||||||||
| I magnitude | ||||||||||||||
| J magnitude | ||||||||||||||
| H magnitude | ||||||||||||||
| K magnitude | ||||||||||||||
| u magnitude | 20.18 (0.05) | 20.17 | 20.18 (0.05) | 20.17 (0.06) | 20.18 | 20.19 (0.06) | 20.18 (0.06) | |||||||
| g magnitude | 19.63 (0.02) | 19.62 | 19.63 (0.01) | 19.61 (0.03) | 19.62 | 19.62 (0.03) | 19.62 (0.02) | |||||||
| r magnitude | 19.84 (0.02) | 19.82 | 19.84 (0.02) | 19.83 (0.02) | 19.82 | 19.83 (0.02) | 19.82 (0.02) | |||||||
| i magnitude | 20.05 (0.03) | 20.02 | 20.05 (0.03) | 20.02 (0.03) | 20.02 | 20.04 (0.03) | 20.02 (0.03) | |||||||
| z magnitude | 20.06 (0.1) | 20.04 | 20.06 (0.1) | 20.04 (0.1) | 20.04 | 20.07 (0.1) | 20.04 (0.1) | |||||||
| G magnitude | 19.72 (0.08) | 19.76 | 19.72 (0.005) | |||||||||||
| BP magnitude | 19.70 (0.08) | 19.85 | ||||||||||||
| RP magnitude | 19.70 (0.09) | 19.78 | ||||||||||||
| Pan g magnitude | 19.65 (0.02) | |||||||||||||
| Pan r magnitude | 19.83 (0.03) | |||||||||||||
| Pan i magnitude | 20.04 (0.02) | |||||||||||||
| Pan z magnitude | 20.14 (0.06) | |||||||||||||
| Pan y magnitude | 19.98 (0.1) | |||||||||||||
| E(B-V) | 0.039 | |||||||||||||
* Constant surface field
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