All names: GALEX J114947.9-012044, Gaia DR3 3794498705735264256, 2QZ J114947.9-012045, Gaia DR2 3794498705737578496, Gaia EDR3 3794498705737578496, SDSS J114947.95-012044.6, SDSS J114947.95-012044.5, SDSS J114948.00-012044.0, GAMA 143781, SDSS J114947.99-012043.9, WD 1147-010, Gaia DR2 3794498705735264256
| Parameter | Unit | Gaia EDR3 | SDSS DR12 | MWDD H | Gaia DR2 | Stilism | Simbad | Eisenstein et al. 2006 | White Dwarf Catalog (McCook & Sion 1999) | Kleinman et al. 2013 |
|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 11 49 47.97 (0.3) | 11 49 47.99 | 11 49 47.97 (0.4) | 11 49 47.95 (0.3) | 11 49 47.96 | 11 49 47.69 | 11 49 48.00 | |||
| Declination | -01 20 43.44 (0.2) | -01 20 43.54 | -01 20 43.44 (0.2) | -01 20 44.72 (0.2) | -01 20 44.54 | -01 20 40.92 | -01 20 43.99 | |||
| Spectral type | DA+dM | DA | DA+M | DA d | DA+M | |||||
| Effective temperature | [K] | 3098.0 | 7235.0 (90) | 6949.0 (78) | ||||||
| log(g) | [cgs] | 8.50 | 5.62 (0.2) | 5.12 (0.1) | ||||||
| Mass | [M☉] | 0.907 | ||||||||
| log(Luminosity) | [L☉] | |||||||||
| Cooling age | [Gyr] | 11.1800 | ||||||||
| 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] | 4.65 (0.4) | 4.68 (0.4) | 3.98 (0.3) | ||||||
| Distance | [pc] | 215.16 (17) | 213.84 (21) | 251.34 (21) | ||||||
| Composition | H | |||||||||
| Proper motion (right ascension) | [mas/yr] | -15.53664642 (0.4) | -16.02887542 (1) | -15.428 (0.4) | 0.1 | |||||
| Proper motion (declination) | [mas/yr] | 9.411699424 (0.2) | 10.41620473 (0.6) | 11.325 (0.2) | 9.9 | |||||
| Variability | ||||||||||
| Magnetic | ||||||||||
| Bd | [MG] | |||||||||
| Infrared excess (disk) | ||||||||||
| Binarity | WDMS | WDMS | ||||||||
| B magnitude | 19.32 | |||||||||
| V magnitude | ||||||||||
| R magnitude | ||||||||||
| I magnitude | ||||||||||
| J magnitude | ||||||||||
| H magnitude | ||||||||||
| K magnitude | ||||||||||
| u magnitude | 24.63 (1) | 19.53 (0.03) | 19.55 (0.03) | 19.55 | 19.56 (0.03) | |||||
| g magnitude | 25.11 (0.8) | 19.05 (0.009) | 19.09 (0.01) | 19.09 | 19.09 (0.01) | |||||
| r magnitude | 20.10 (0.03) | 19.19 (0.01) | 19.02 (0.02) | 19.02 | 19.02 (0.02) | |||||
| i magnitude | 18.35 (0.01) | 19.76 (0.03) | 18.59 (0.02) | 18.60 | 18.60 (0.02) | |||||
| z magnitude | 17.67 (0.02) | 19.26 (0.07) | 18.18 (0.03) | 18.18 | 18.18 (0.03) | |||||
| G magnitude | 19.17 (0.08) | 19.20 | 19.07 (0.006) | |||||||
| BP magnitude | 19.15 (0.08) | 18.92 | ||||||||
| RP magnitude | 17.67 (0.02) | 17.63 | ||||||||
| Pan g magnitude | ||||||||||
| Pan r magnitude | ||||||||||
| Pan i magnitude | ||||||||||
| Pan z magnitude | ||||||||||
| Pan y magnitude | ||||||||||
| E(B-V) | 0.019 | |||||||||
* Constant surface field
Spectra without link are available upon request
The Montreal White Dwarf Database is produced and maintained by Prof. Patrick Dufour (Université de Montréal) and Dr. Simon Blouin (University of Victoria). Please send database updates, corrections, suggestions or bug reports to patrick.dufour@umontreal.ca.