All names: SDSS J131249.46+592718.1, SDSS J131249.45+592718.0, Gaia DR2 1567186944441127552, TIC 157271709, SDSS J131249.50+592717.9, SDSS J131249.45+592718.2, Gaia EDR3 1567186944441127552, SDSS J131249.43+592718.4, WD 1310+597, GALEX J131249.4+592717, SDSS J131249.46+592718.0, SDSS J131249.45+592718.1, Gaia DR3 1567186944441127552, [HHD2009] SDSS J1312+5927, WIRED J131249.45+592718.0, 2MASS J13124941+5927174
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Gaia DR2 | Stilism | sdss-wdms.org (29/04/2016) | 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 | 13 12 49.50 (0.3) | 13 12 49.46 | 13 12 49.50 (0.3) | 13 12 49.45 | 13 12 49.46 (0.3) | 13 12 49.46 | 13 12 49.68 | 13 12 49.46 | |||||
| Declination | 59 27 17.78 (0.2) | 59 27 18.14 | 59 27 17.79 (0.2) | 59 27 18.00 | 59 27 18.09 (0.2) | 59 27 18.21 | 59 27 12.96 | 59 27 18.10 | |||||
| Spectral type | DA+M | DA | DA+M | DA+M | DA dM | DA+M | DA+MS | ||||||
| Effective temperature | [K] | 18542.0 (325) | 19960.0 (320) | 10242.0 (42) | 10192.0 (37) | ||||||||
| log(g) | [cgs] | 7.82 (0.07) | 7.91 (0.05) | 8.51 (0.04) | 8.53 (0.04) | ||||||||
| Mass | [M☉] | 0.52 (0.04) | 0.58 (0.03) | ||||||||||
| log(Luminosity) | [L☉] | ||||||||||||
| Cooling age | [Gyr] | 0.0589 | |||||||||||
| 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] | 2.22 (0.3) | 3.19 (0.3) | 2.22 (0.3) | |||||||||
| Distance | [pc] | 450.89 (61) | 313.17 (33) | 50.00 (4) | 450.90 (61) | ||||||||
| Composition | H | ||||||||||||
| Proper motion (right ascension) | [mas/yr] | 20.59356388 (0.4) | 19.45604621 (0.7) | 20.594 (0.4) | 28.1 | ||||||||
| Proper motion (declination) | [mas/yr] | -18.9710091 (0.4) | -15.96725138 (0.4) | -18.971 (0.4) | -15.8 | ||||||||
| Variability | |||||||||||||
| Magnetic | |||||||||||||
| Bd | [MG] | ||||||||||||
| Infrared excess (disk) | |||||||||||||
| Binarity | WDMS | WDMS | WDMS | WDMS | |||||||||
| B magnitude | |||||||||||||
| V magnitude | |||||||||||||
| R magnitude | |||||||||||||
| I magnitude | |||||||||||||
| J magnitude | 16.31 (0.1) | ||||||||||||
| H magnitude | 15.67 (0.04) | ||||||||||||
| K magnitude | 15.51 (0.04) | ||||||||||||
| u magnitude | 17.91 (0.01) | 17.86 | 17.91 (0.01) | 17.86 (0.03) | 17.87 | 17.92 (0.03) | |||||||
| g magnitude | 17.75 (0.005) | 17.75 | 17.75 (0.005) | 17.75 (0.02) | 17.75 | 17.76 (0.02) | |||||||
| r magnitude | 18.01 (0.007) | 18.01 | 18.01 (0.007) | 18.01 (0.02) | 18.01 | 18.02 (0.02) | |||||||
| i magnitude | 17.90 (0.007) | 17.91 | 17.90 (0.007) | 17.91 (0.02) | 17.91 | 17.91 (0.02) | |||||||
| z magnitude | 17.50 (0.02) | 17.50 | 17.50 (0.01) | 17.50 (0.03) | 17.50 | 17.51 (0.03) | |||||||
| G magnitude | 17.90 (0.01) | 17.85 | 17.90 (0.006) | ||||||||||
| BP magnitude | 17.84 (0.01) | 17.81 | |||||||||||
| RP magnitude | 17.47 (0.02) | 17.46 | |||||||||||
| Pan g magnitude | 17.76 (0.008) | ||||||||||||
| Pan r magnitude | 18.02 (0.007) | ||||||||||||
| Pan i magnitude | 17.91 (0.004) | ||||||||||||
| Pan z magnitude | 17.64 (0.005) | ||||||||||||
| Pan y magnitude | 17.41 (0.01) | ||||||||||||
| E(B-V) | 0.018 | ||||||||||||
* 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.