All names: 2MASS J14593368+3442351, Gaia DR3 1290171621253334912, LAMOST J145933.67+344234.9, Gaia EDR3 1290171621253334912, WD 1457+349, Gaia DR2 1290171621253334912, SDSS J145933.68+344235.0, WIRED J145933.67+344234.9, TIC 67685678, GALEX J145933.7+344234, [HHD2009] SDSS J1459+3442, [SGR2010] J1459+3442, SDSS J145933.67+344234.9
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Gaia DR2 | Stilism | sdss-wdms.org (29/04/2016) | Simbad | Eisenstein et al. 2006 | White Dwarf Catalog (McCook & Sion 1999) | Kleinman et al. 2013 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 14 59 33.63 (0.07) | 14 59 33.68 | 14 59 33.63 (0.07) | 14 59 33.67 | 14 59 33.69 (0.07) | 14 59 33.68 | 14 59 33.14 | 14 59 33.68 | |||
| Declination | 34 42 34.67 (0.1) | 34 42 34.99 | 34 42 34.68 (0.09) | 34 42 34.88 | 34 42 35.10 (0.1) | 34 42 34.99 | 34 42 30.96 | 34 42 34.99 | |||
| Spectral type | DA+M | DA+dMe | DA+M | DA dM | DA+M | ||||||
| Effective temperature | [K] | 28064.0 (915) | 6300.0 (2) | 6300.0 (3) | |||||||
| log(g) | [cgs] | 7.88 (0.2) | 7.02 (0.1) | 5.03 (0.04) | |||||||
| Mass | [M☉] | 0.58 (0.08) | |||||||||
| log(Luminosity) | [L☉] | ||||||||||
| Cooling age | [Gyr] | ||||||||||
| log(H/He) | |||||||||||
| log(C/He) | |||||||||||
| log(Ca/He) | |||||||||||
| log(Ca/H) | |||||||||||
| Parallax | [mas] | 2.05 (0.1) | 1.82 (0.1) | 2.05 (0.1) | |||||||
| Distance | [pc] | 486.77 (29) | 548.98 (37) | 504.00 (43) | 486.76 (29) | ||||||
| Composition | |||||||||||
| Proper motion (right ascension) | [mas/yr] | -49.12932284 (0.08) | -49.96790772 (0.2) | -49.129 (0.08) | -45.7 | ||||||
| Proper motion (declination) | [mas/yr] | -26.87787325 (0.1) | -27.08688752 (0.2) | -26.878 (0.1) | -29.4 | ||||||
| Variability | |||||||||||
| Magnetic | |||||||||||
| Bd | [MG] | ||||||||||
| Infrared excess (disk) | |||||||||||
| Binarity | WDMS | WDMS | WDMS | ||||||||
| B magnitude | |||||||||||
| V magnitude | |||||||||||
| R magnitude | |||||||||||
| I magnitude | |||||||||||
| J magnitude | 16.15 (0.09) | ||||||||||
| H magnitude | 15.80 (0.1) | ||||||||||
| K magnitude | 15.69 (0.1) | ||||||||||
| u magnitude | 18.75 (0.02) | 18.79 | 18.75 (0.02) | 18.79 (0.03) | 18.79 | 18.78 (0.03) | |||||
| g magnitude | 18.55 (0.007) | 18.57 | 18.56 (0.007) | 18.57 (0.02) | 18.57 | 18.57 (0.02) | |||||
| r magnitude | 18.27 (0.008) | 18.27 | 18.28 (0.008) | 18.27 (0.01) | 18.27 | 18.27 (0.01) | |||||
| i magnitude | 17.72 (0.007) | 17.71 | 17.71 (0.007) | 17.71 (0.03) | 17.71 | 17.72 (0.03) | |||||
| z magnitude | 17.30 (0.01) | 17.30 | 17.30 (0.01) | 17.30 (0.02) | 17.30 | 17.30 (0.02) | |||||
| G magnitude | 18.06 (0.01) | 18.07 | 18.06 (0.003) | ||||||||
| BP magnitude | 18.51 (0.01) | 18.49 | |||||||||
| RP magnitude | 17.34 (0.01) | 17.34 | |||||||||
| Pan g magnitude | 18.55 (0.007) | ||||||||||
| Pan r magnitude | 18.30 (0.009) | ||||||||||
| Pan i magnitude | 17.74 (0.002) | ||||||||||
| Pan z magnitude | 17.39 (0.006) | ||||||||||
| Pan y magnitude | 17.27 (0.01) | ||||||||||
| E(B-V) | 0.024 | ||||||||||
* 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.