All names: WD 1712+274, Gaia DR2 4575099150538554112, 2MASS J17143571+2725398, WIRED J171435.74+272539.8, SDSS J171435.75+272539.8, SDSS J171435.74+272539.8, [HHD2009] SDSS J1714+2725, Gaia DR3 4575099150538554112, Gaia EDR3 4575099150538554112, SDSS J171435.74+272539.7, TIC 257580128
| 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 | 17 14 35.73 (0.08) | 17 14 35.74 | 17 14 35.73 (0.1) | 17 14 35.74 | 17 14 35.75 (0.08) | 17 14 35.75 | 17 14 35.78 | 17 14 35.75 | |||
| Declination | 27 25 39.82 (0.09) | 27 25 39.88 | 27 25 39.82 (0.1) | 27 25 39.79 | 27 25 39.84 (0.09) | 27 25 39.80 | 27 25 38.64 | 27 25 39.82 | |||
| Spectral type | DA+M | DA+dMe | DA:+M | DA dM | DA+M | ||||||
| Effective temperature | [K] | 33354.0 (998) | 6483.0 (62) | 6306.0 (11) | |||||||
| log(g) | [cgs] | 7.60 (0.2) | 7.43 (0.2) | 5.69 (0.2) | |||||||
| Mass | [M☉] | 0.48 (0.09) | |||||||||
| log(Luminosity) | [L☉] | ||||||||||
| Cooling age | [Gyr] | ||||||||||
| log(H/He) | |||||||||||
| log(C/He) | |||||||||||
| log(Ca/He) | |||||||||||
| log(Ca/H) | |||||||||||
| Parallax | [mas] | 1.09 (0.1) | 1.11 (0.1) | 1.09 (0.1) | |||||||
| Distance | [pc] | 920.30 (100) | 897.79 (117) | 799.00 (243) | 920.30 (100) | ||||||
| Composition | |||||||||||
| Proper motion (right ascension) | [mas/yr] | -9.489785408 (0.1) | -9.584923358 (0.2) | -9.49 (0.1) | -9.1 | ||||||
| Proper motion (declination) | [mas/yr] | -0.956900431 (0.1) | -1.096733886 (0.3) | -0.957 (0.1) | -2.4 | ||||||
| Variability | |||||||||||
| Magnetic | |||||||||||
| Bd | [MG] | ||||||||||
| Infrared excess (disk) | |||||||||||
| Binarity | WDMS | WDMS | WDMS | ||||||||
| B magnitude | |||||||||||
| V magnitude | |||||||||||
| R magnitude | |||||||||||
| I magnitude | |||||||||||
| J magnitude | 16.41 (0.1) | ||||||||||
| H magnitude | 15.98 (0.2) | ||||||||||
| K magnitude | 15.36 (0.2) | ||||||||||
| u magnitude | 18.77 (0.02) | 18.79 | 18.78 (0.02) | 18.79 (0.02) | 18.79 | 18.80 (0.02) | |||||
| g magnitude | 18.78 (0.009) | 18.77 | 18.76 (0.008) | 18.77 (0.01) | 18.77 | 18.76 (0.01) | |||||
| r magnitude | 18.45 (0.008) | 18.50 | 18.48 (0.008) | 18.50 (0.01) | 18.50 | 18.49 (0.02) | |||||
| i magnitude | 18.02 (0.008) | 18.05 | 18.04 (0.008) | 18.05 (0.01) | 18.05 | 18.04 (0.01) | |||||
| z magnitude | 17.70 (0.02) | 17.63 | 17.61 (0.02) | 17.63 (0.02) | 17.63 | 17.65 (0.02) | |||||
| G magnitude | 18.31 (0.02) | 18.32 | 18.31 (0.003) | ||||||||
| BP magnitude | 18.73 (0.02) | 18.68 | |||||||||
| RP magnitude | 17.67 (0.01) | 17.66 | |||||||||
| Pan g magnitude | 18.79 (0.005) | ||||||||||
| Pan r magnitude | 18.49 (0.005) | ||||||||||
| Pan i magnitude | 18.04 (0.005) | ||||||||||
| Pan z magnitude | 17.77 (0.006) | ||||||||||
| Pan y magnitude | 17.67 (0.009) | ||||||||||
| E(B-V) | 0.031 | ||||||||||
* 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.