WD 1137+004
All names: SDSS J114026.12+001218.6, SDSS J114026.12+001218.4, SDSS J114026.12+001218.5, Gaia DR2 3795802829605002368, GALEX J114026.1+001218, WD 1137+004, USNO-A2.0 0900-06979367, SDSS J114026.13+001218.7, Gaia EDR3 3795802829605002368, 2QZ J114026.0+001218, SDSS J114026.13+001218.6, Gaia DR3 3795802829605002368, MGC 23034
| 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 | 11 40 26.12 (0.3) | 11 40 26.12 | 11 40 26.12 (0.4) | 11 40 26.13 (0.3) | 11 40 26.12 | 11 40 25.80 | 11 40 26.13 | 11 40 26.13 | ||||||
| Declination | 00 12 18.31 (0.2) | 00 12 18.51 | 00 12 18.32 (0.3) | 00 12 18.61 (0.2) | 00 12 18.60 | 00 12 15.84 | 00 12 18.66 | 00 12 18.65 | ||||||
| Spectral type | DA: | DA: | DA4 | DA | DA4.1 | DA | DA | |||||||
| Effective temperature | [K] | 11182.0 | 12014.0 (272) | 11929.0 (294) | 12180.0 (283) | |||||||||
| log(g) | [cgs] | 7.66 | 8.26 (0.1) | 8.41 (0.1) | 8.18 (0.1) | |||||||||
| Mass | [M☉] | 0.428 | 0.851 (0.07) | |||||||||||
| log(Luminosity) | [L☉] | |||||||||||||
| Cooling age | [Gyr] | 0.2992 | ||||||||||||
| 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] | 3.17 (0.3) | 2.56 (0.5) | 3.17 (0.3) | ||||||||||
| Distance | [pc] | 315.61 (32) | 391.25 (80) | 315.61 (32) | ||||||||||
| Composition | H | |||||||||||||
| Proper motion (right ascension) | [mas/yr] | -4.081334814 (0.4) | -4.617058287 (0.8) | -4.081 (0.4) | -8.2 | -7.0 | ||||||||
| Proper motion (declination) | [mas/yr] | -18.45454226 (0.2) | -17.59804403 (0.6) | -18.455 (0.2) | -20.0 | -22.0 | ||||||||
| Variability | ||||||||||||||
| Magnetic | ||||||||||||||
| Bd | [MG] | |||||||||||||
| Infrared excess (disk) | ||||||||||||||
| Binarity | ||||||||||||||
| B magnitude | 19.33 | |||||||||||||
| V magnitude | ||||||||||||||
| R magnitude | ||||||||||||||
| I magnitude | ||||||||||||||
| J magnitude | ||||||||||||||
| H magnitude | ||||||||||||||
| K magnitude | ||||||||||||||
| u magnitude | 19.69 (0.03) | 19.68 | 19.69 (0.03) | 19.69 (0.04) | 19.68 | 19.68 (0.04) | 19.68 (0.04) | |||||||
| g magnitude | 19.27 (0.01) | 19.27 | 19.27 (0.01) | 19.37 (0.05) | 19.27 | 19.36 (0.05) | 19.27 (0.02) | |||||||
| r magnitude | 19.45 (0.01) | 19.49 | 19.45 (0.01) | 19.48 (0.03) | 19.48 | 19.48 (0.03) | 19.48 (0.03) | |||||||
| i magnitude | 19.65 (0.02) | 19.64 | 19.65 (0.02) | 19.68 (0.04) | 19.64 | 19.70 (0.04) | 19.64 (0.03) | |||||||
| z magnitude | 19.80 (0.06) | 19.94 | 19.80 (0.06) | 19.91 (0.2) | 19.94 | 19.93 (0.2) | 19.94 (0.2) | |||||||
| G magnitude | 19.35 (0.04) | 19.38 | 19.35 (0.005) | |||||||||||
| BP magnitude | 19.46 (0.04) | 19.36 | ||||||||||||
| RP magnitude | 19.36 (0.06) | 19.29 | ||||||||||||
| Pan g magnitude | 19.27 (0.01) | |||||||||||||
| Pan r magnitude | 19.45 (0.01) | |||||||||||||
| Pan i magnitude | 19.65 (0.01) | |||||||||||||
| Pan z magnitude | 19.86 (0.03) | |||||||||||||
| Pan y magnitude | 19.75 (0.09) | |||||||||||||
| E(B-V) | 0.022 | |||||||||||||
* Constant surface field
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