All names: SDSS J145642.72+053101.9, SDSS J145642.72+053101.8, TIC 392959505, Gaia DR2 1159963910942567168, Gaia DR3 1159963910942567168, Gaia EDR3 1159963910942567168, 2MASS J14564271+0531019, SDSS J145642.71+053101.9, WIRED J145642.71+053101.8, SDSS J145642.71+053101.8, GALEX J145642.7+053101
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Gaia DR2 | Stilism | Simbad | Kleinman et al. 2013 | Vincent et al. 2023 |
|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 14 56 42.70 (0.1) | 14 56 42.71 | 14 56 42.70 (0.1) | 14 56 42.72 (0.1) | 14 56 42.72 | ||||
| Declination | 05 31 01.18 (0.1) | 05 31 01.87 | 05 31 01.20 (0.1) | 05 31 01.84 (0.1) | 05 31 01.88 | ||||
| Spectral type | DA+M | DA+M | DA+MS | ||||||
| Effective temperature | [K] | 8239.0 (48) | |||||||
| log(g) | [cgs] | 6.85 (0.2) | |||||||
| Mass | [M☉] | ||||||||
| log(Luminosity) | [L☉] | ||||||||
| Cooling age | [Gyr] | ||||||||
| log(H/He) | |||||||||
| log(C/He) | |||||||||
| log(Ca/He) | |||||||||
| log(Ca/H) | |||||||||
| Parallax | [mas] | 6.30 (0.1) | 6.34 (0.2) | 6.30 (0.1) | |||||
| Distance | [pc] | 158.85 (3) | 157.85 (4) | 158.85 (3) | |||||
| Composition | |||||||||
| Proper motion (right ascension) | [mas/yr] | -11.06550737 (0.2) | -10.76887399 (0.3) | -11.066 (0.2) | |||||
| Proper motion (declination) | [mas/yr] | -41.29350276 (0.2) | -41.07115714 (0.4) | -41.294 (0.2) | |||||
| Variability | |||||||||
| Magnetic | |||||||||
| Bd | [MG] | ||||||||
| Infrared excess (disk) | |||||||||
| Binarity | WDMS | WDMS | |||||||
| B magnitude | |||||||||
| V magnitude | |||||||||
| R magnitude | |||||||||
| I magnitude | |||||||||
| J magnitude | 15.51 (0.006) | ||||||||
| H magnitude | 14.99 (0.008) | ||||||||
| K magnitude | 14.65 (0.01) | ||||||||
| u magnitude | 18.51 (0.02) | 18.50 (0.02) | 18.51 (0.03) | ||||||
| g magnitude | 18.02 (0.006) | 18.02 (0.006) | 18.04 (0.02) | ||||||
| r magnitude | 17.96 (0.007) | 17.97 (0.007) | 17.97 (0.02) | ||||||
| i magnitude | 17.67 (0.007) | 17.67 (0.007) | 17.64 (0.02) | ||||||
| z magnitude | 17.10 (0.01) | 17.11 (0.01) | 17.10 (0.03) | ||||||
| G magnitude | 17.76 (0.01) | 17.77 | 17.76 (0.003) | ||||||
| BP magnitude | 18.08 (0.01) | 18.08 | |||||||
| RP magnitude | 17.20 (0.01) | 17.20 | |||||||
| Pan g magnitude | 18.03 (0.006) | ||||||||
| Pan r magnitude | 17.97 (0.005) | ||||||||
| Pan i magnitude | 17.66 (0.007) | ||||||||
| Pan z magnitude | 17.25 (0.01) | ||||||||
| Pan y magnitude | 16.86 (0.007) | ||||||||
| E(B-V) | 0.021 | ||||||||
* 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.