All names: TIC 402202069, SDSS J142830.47+013443.6, WD 1425+018, SDSS J142830.48+013443.6, Gaia DR2 3654379589592557952, Gaia DR3 3654379589592557952, Gaia EDR3 3654379589592557952, 2MASS J14283048+0134437
| Parameter | Unit | Gaia EDR3 | SDSS DR12 | Gaia DR2 | Stilism | Simbad | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|
| Right ascension | 14 28 30.48 (0.3) | 14 28 30.48 | 14 28 30.48 (0.4) | 14 28 30.48 (0.3) | 14 28 29.59 | ||
| Declination | 01 34 43.71 (0.2) | 01 34 43.64 | 01 34 43.71 (0.3) | 01 34 43.71 (0.2) | 01 34 37.56 | ||
| Spectral type | M2V | DC+M | |||||
| Effective temperature | [K] | ||||||
| log(g) | [cgs] | ||||||
| Mass | [M☉] | ||||||
| log(Luminosity) | [L☉] | ||||||
| Cooling age | [Gyr] | ||||||
| log(H/He) | |||||||
| log(C/He) | |||||||
| log(Ca/He) | |||||||
| log(Ca/H) | |||||||
| Parallax | [mas] | 1.32 (0.3) | 1.31 (0.4) | 1.32 (0.3) | |||
| Distance | [pc] | 756.44 (172) | 764.06 (226) | 756.43 (172) | |||
| Composition | |||||||
| Proper motion (right ascension) | [mas/yr] | 1.551178741 (0.3) | 0.874510466 (0.7) | 1.551 (0.3) | |||
| Proper motion (declination) | [mas/yr] | 0.188047071 (0.3) | -0.138215189 (0.5) | 0.188 (0.3) | |||
| Variability | |||||||
| Magnetic | |||||||
| Bd | [MG] | ||||||
| Infrared excess (disk) | |||||||
| Binarity | yes | ||||||
| B magnitude | |||||||
| V magnitude | |||||||
| R magnitude | |||||||
| I magnitude | |||||||
| J magnitude | 16.36 (0.1) | ||||||
| H magnitude | 15.65 (0.1) | ||||||
| K magnitude | 15.52 (0.2) | ||||||
| u magnitude | 24.63 (1) | 22.55 (0.5) | 22.50 | ||||
| g magnitude | 20.82 (0.04) | 21.86 (0.09) | 21.86 | ||||
| r magnitude | 20.22 (0.03) | 19.77 (0.02) | 19.80 | ||||
| i magnitude | 18.37 (0.01) | 18.61 (0.01) | 18.61 | ||||
| z magnitude | 18.01 (0.02) | 17.80 (0.02) | 17.83 | ||||
| G magnitude | 19.18 (0.2) | 19.19 | 19.18 (0.004) | ||||
| BP magnitude | 20.12 (0.2) | 19.52 | |||||
| RP magnitude | 17.97 (0.04) | 17.74 | |||||
| Pan g magnitude | |||||||
| Pan r magnitude | |||||||
| Pan i magnitude | |||||||
| Pan z magnitude | |||||||
| Pan y magnitude | |||||||
| E(B-V) | 0.033 | ||||||
* 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.