All names: TIC 20656977, Gaia DR3 881086019353249280, [HHD2009] SDSS J0759+3219, GALEX J075919.4+321948, 2MASS J07591942+3219485, Gaia DR2 881086019353249280, WD 0756+324, Gaia EDR3 881086019353249280, SDSS J075919.42+321948.5, WIRED J075919.41+321948.4, LAMOST J075919.43+321948.1, SDSS J075919.41+321948.4, SDSS J075919.42+321948.4
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Gaia DR2 | Stilism | sdss-wdms.org (29/04/2016) | Guo et al. 2015 | Tremblay et al. 2011 | Simbad | Eisenstein et al. 2006 | White Dwarf Catalog (McCook & Sion 1999) | Kleinman et al. 2013 | Vincent et al. 2023 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 07 59 19.44 (0.03) | 07 59 19.42 | 07 59 19.44 (0.05) | 07 59 19.41 | 07 59 19.42 (0.03) | 07 59 19.42 | 07 59 19.66 | 07 59 19.42 | ||||||
| Declination | 32 19 47.97 (0.03) | 32 19 48.49 | 32 19 47.99 (0.03) | 32 19 48.40 | 32 19 48.49 (0.03) | 32 19 48.45 | 32 19 47.64 | 32 19 48.47 | ||||||
| Spectral type | DA+M | DA+M | DA | DA+M | DA+M | DA dM | DA+M | DA | ||||||
| Effective temperature | [K] | 14065.0 (79) | 15300.0 (110) | 15067.0 (59) | 15455.0 (57) | |||||||||
| log(g) | [cgs] | 7.42 (0.02) | 7.67 (0.02) | 7.33 (0.01) | 7.37 (0.01) | |||||||||
| Mass | [M☉] | 0.35 (0.007) | 0.45 (0.01) | |||||||||||
| log(Luminosity) | [L☉] | |||||||||||||
| Cooling age | [Gyr] | 0.2089 | ||||||||||||
| 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] | 10.93 (0.05) | 10.96 (0.06) | 10.93 (0.05) | ||||||||||
| Distance | [pc] | 91.53 (0.4) | 91.23 (0.5) | 815.00 (89) | 91.53 (0.4) | |||||||||
| Composition | H | |||||||||||||
| Proper motion (right ascension) | [mas/yr] | 13.62633038 (0.04) | 13.5630084 (0.1) | 13.626 (0.04) | 19.4 | |||||||||
| Proper motion (declination) | [mas/yr] | -32.27854244 (0.03) | -32.42243663 (0.06) | -32.279 (0.03) | -31.9 | |||||||||
| Variability | ||||||||||||||
| Magnetic | ||||||||||||||
| Bd | [MG] | |||||||||||||
| Infrared excess (disk) | ||||||||||||||
| Binarity | WDMS | WDMS | WDMS | |||||||||||
| B magnitude | ||||||||||||||
| V magnitude | ||||||||||||||
| R magnitude | ||||||||||||||
| I magnitude | ||||||||||||||
| J magnitude | 13.53 (0.03) | |||||||||||||
| H magnitude | 13.03 (0.03) | |||||||||||||
| K magnitude | 12.72 (0.03) | |||||||||||||
| u magnitude | 16.40 (0.006) | 16.39 | 16.40 (0.006) | 16.39 (0.02) | 16.39 | 16.41 (0.02) | ||||||||
| g magnitude | 15.85 (0.004) | 15.86 | 15.84 (0.003) | 15.86 (0.02) | 15.86 | 15.87 (0.02) | ||||||||
| r magnitude | 15.87 (0.004) | 15.89 | 15.87 (0.004) | 15.89 (0.03) | 15.89 | 15.89 (0.03) | ||||||||
| i magnitude | 15.42 (0.004) | 15.44 | 15.43 (0.004) | 15.44 (0.02) | 15.44 | 15.45 (0.02) | ||||||||
| z magnitude | 14.87 (0.005) | 14.85 | 14.86 (0.004) | 14.85 (0.02) | 14.85 | 14.86 (0.02) | ||||||||
| G magnitude | 15.59 (0.003) | 15.59 | 15.59 (0.003) | |||||||||||
| BP magnitude | 15.91 (0.003) | 15.91 | ||||||||||||
| RP magnitude | 14.96 (0.003) | 14.97 | ||||||||||||
| Pan g magnitude | 15.87 (0.003) | |||||||||||||
| Pan r magnitude | 15.88 (0.002) | |||||||||||||
| Pan i magnitude | 15.42 (0.003) | |||||||||||||
| Pan z magnitude | 14.97 (0.002) | |||||||||||||
| Pan y magnitude | 14.71 (0.004) | |||||||||||||
| E(B-V) | 0.002 | |||||||||||||
* 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.