All names: TIC 345299855, GALEX J145248.7+234808, SDSS J145248.80+234807.6, Gaia DR2 1266149972245838720, LAMOST J145248.79+234807.6, Gaia EDR3 1266149972245838720, Gaia DR3 1266149972245838720, 2MASS J14524881+2348072
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Gaia DR2 | Stilism | Simbad | Kleinman et al. 2013 | Vincent et al. 2023 |
|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 14 52 48.80 (0.08) | 14 52 48.80 | 14 52 48.80 (0.1) | 14 52 48.79 (0.08) | 14 52 48.80 | ||||
| Declination | 23 48 07.72 (0.09) | 23 48 07.62 | 23 48 07.72 (0.1) | 23 48 07.49 (0.09) | 23 48 07.61 | ||||
| Spectral type | DA+M | DA+M | DA | ||||||
| Effective temperature | [K] | 8765.0 (59) | |||||||
| log(g) | [cgs] | 8.06 (0.09) | |||||||
| Mass | [M☉] | ||||||||
| log(Luminosity) | [L☉] | ||||||||
| Cooling age | [Gyr] | ||||||||
| log(H/He) | |||||||||
| log(C/He) | |||||||||
| log(Ca/He) | |||||||||
| log(Ca/H) | |||||||||
| Parallax | [mas] | 2.08 (0.1) | 2.09 (0.2) | 2.08 (0.1) | |||||
| Distance | [pc] | 480.71 (30) | 479.53 (44) | 480.70 (30) | |||||
| Composition | |||||||||
| Proper motion (right ascension) | [mas/yr] | 5.963656615 (0.1) | 6.589841605 (0.3) | 5.964 (0.1) | |||||
| Proper motion (declination) | [mas/yr] | 14.32554896 (0.1) | 14.38255543 (0.4) | 14.326 (0.1) | |||||
| Variability | |||||||||
| Magnetic | |||||||||
| Bd | [MG] | ||||||||
| Infrared excess (disk) | |||||||||
| Binarity | WDMS | ||||||||
| B magnitude | |||||||||
| V magnitude | |||||||||
| R magnitude | |||||||||
| I magnitude | |||||||||
| J magnitude | 16.37 (0.1) | ||||||||
| H magnitude | 16.02 (0.2) | ||||||||
| K magnitude | 14.99 (0.2) | ||||||||
| u magnitude | 18.47 (0.02) | 18.47 (0.02) | 18.48 (0.03) | ||||||
| g magnitude | 18.44 (0.007) | 18.44 (0.007) | 18.45 (0.02) | ||||||
| r magnitude | 18.58 (0.009) | 18.58 (0.009) | 18.57 (0.01) | ||||||
| i magnitude | 18.18 (0.009) | 18.18 (0.009) | 18.17 (0.01) | ||||||
| z magnitude | 17.67 (0.02) | 17.67 (0.02) | 17.65 (0.02) | ||||||
| G magnitude | 18.27 (0.01) | 18.28 | 18.27 (0.003) | ||||||
| BP magnitude | 18.51 (0.01) | 18.42 | |||||||
| RP magnitude | 17.74 (0.01) | 17.71 | |||||||
| Pan g magnitude | 18.46 (0.006) | ||||||||
| Pan r magnitude | 18.58 (0.006) | ||||||||
| Pan i magnitude | 18.16 (0.008) | ||||||||
| Pan z magnitude | 17.77 (0.008) | ||||||||
| Pan y magnitude | 17.55 (0.008) | ||||||||
| 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.