All names: SDSS J140900.14+531705.6, Gaia EDR3 1608938248511338752, Gaia DR3 1608938248511338752, SDSS J140900.14+531705.62, Gaia DR2 1608938248511338752
| Parameter | Unit | Gaia EDR3 | SDSS DR12 | Gaia DR2 | Stilism | Kepler et al. 2016 | Simbad | Vincent et al. 2023 |
|---|---|---|---|---|---|---|---|---|
| Right ascension | 14 09 00.12 (0.7) | 14 09 00.15 | 14 09 00.12 (0.8) | 14 09 00.16 (0.7) | ||||
| Declination | 53 17 05.06 (0.9) | 53 17 05.40 | 53 17 05.07 (0.9) | 53 17 05.54 (0.9) | ||||
| Spectral type | DA | DA | DA | |||||
| Effective temperature | [K] | 16300.0 (592) | ||||||
| log(g) | [cgs] | 7.81 (0.08) | ||||||
| Mass | [M☉] | 0.524 (0.03) | ||||||
| log(Luminosity) | [L☉] | |||||||
| Cooling age | [Gyr] | |||||||
| log(H/He) | ||||||||
| log(C/He) | ||||||||
| log(Ca/He) | ||||||||
| log(Ca/H) | ||||||||
| Parallax | [mas] | 0.42 (0.9) | -0.19 (1) | 0.42 (0.9) | ||||
| Distance | [pc] | 2352.96 (5042) | 2352.94 (5041) | |||||
| Composition | ||||||||
| Proper motion (right ascension) | [mas/yr] | -23.92552687 (0.9) | -22.6547442 (1) | -23.926 (0.9) | ||||
| Proper motion (declination) | [mas/yr] | -29.81095898 (1) | -29.7457575 (2) | -29.811 (1) | ||||
| Variability | ||||||||
| Magnetic | ||||||||
| Bd | [MG] | |||||||
| Infrared excess (disk) | ||||||||
| Binarity | ||||||||
| B magnitude | ||||||||
| V magnitude | ||||||||
| R magnitude | ||||||||
| I magnitude | ||||||||
| J magnitude | ||||||||
| H magnitude | ||||||||
| K magnitude | ||||||||
| u magnitude | 20.67 (0.06) | 20.71 (0.06) | 20.71 (0.06) | |||||
| g magnitude | 20.65 (0.03) | 20.65 (0.03) | 20.65 (0.03) | |||||
| r magnitude | 21.01 (0.05) | 21.03 (0.06) | 21.03 (0.06) | |||||
| i magnitude | 21.26 (0.08) | 21.28 (0.1) | 21.28 (0.1) | |||||
| z magnitude | 22.26 (0.6) | 22.17 (0.5) | ||||||
| G magnitude | 20.83 (0.08) | 20.87 | 20.83 (0.01) | |||||
| BP magnitude | 20.67 (0.08) | 20.32 | ||||||
| RP magnitude | 20.65 (0.2) | 20.29 | ||||||
| Pan g magnitude | ||||||||
| Pan r magnitude | ||||||||
| Pan i magnitude | ||||||||
| Pan z magnitude | ||||||||
| Pan y magnitude | ||||||||
| E(B-V) | 0.019 | |||||||
* 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.