All names: Gaia DR2 1598042809833738496, Gaia EDR3 1598042809833738496, Gaia DR3 1598042809833738496, SDSS J153411.10+543345.2, SDSS J153411.09+543345.3, 2MASS J15341113+5433455, SBSS 1532+547, SDSS J153411.09+543345.2, SDSSJ153411.10+543345.2, WD 1532+547, TIC 224309733
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Geier 2020 | Gaia DR2 | Stilism | Simbad | Eisenstein et al. 2006 | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 15 34 11.10 (0.3) | 15 34 11.10 | 15 34 11.10 | 15 34 11.10 (0.5) | 15 34 11.11 (0.3) | 15 34 11.10 | 15 34 10.20 | |||
| Declination | 54 33 45.15 (0.3) | 54 33 45.36 | 54 33 45.20 | 54 33 45.16 (0.5) | 54 33 45.40 (0.3) | 54 33 45.36 | 54 33 44.28 | |||
| Spectral type | sdOB | sdB | SDB | DA | ||||||
| Effective temperature | [K] | 34800.0 (700) | 30472.0 (184) | |||||||
| log(g) | [cgs] | 5.64 (0.09) | 5.00 (0.004) | |||||||
| Mass | [M☉] | |||||||||
| log(Luminosity) | [L☉] | |||||||||
| Cooling age | [Gyr] | |||||||||
| log(H/He) | ||||||||||
| log(C/He) | ||||||||||
| log(Ca/He) | ||||||||||
| log(Ca/H) | ||||||||||
| Parallax | [mas] | 1.52 (0.4) | 2.13 (0.6) | 2.13 (0.6) | 1.52 (0.4) | |||||
| Distance | [pc] | 658.58 (154) | 469.77 (127) | 469.77 (127) | 658.59 (154) | |||||
| Composition | ||||||||||
| Proper motion (right ascension) | [mas/yr] | -7.241554498 (0.4) | -9.399 (1) | -9.399 (1) | -7.242 (0.4) | -2.9 | ||||
| Proper motion (declination) | [mas/yr] | -15.89735331 (0.5) | -14.125 (1) | -14.125 (1) | -15.897 (0.5) | -12.0 | ||||
| Variability | ||||||||||
| Magnetic | ||||||||||
| Bd | [MG] | |||||||||
| Infrared excess (disk) | ||||||||||
| Binarity | ||||||||||
| B magnitude | ||||||||||
| V magnitude | ||||||||||
| R magnitude | ||||||||||
| I magnitude | ||||||||||
| J magnitude | 16.63 (0.1) | 16.63 (0.1) | ||||||||
| H magnitude | 16.25 | |||||||||
| K magnitude | 16.43 | |||||||||
| u magnitude | 16.54 (0.006) | 16.54 (0.006) | 16.54 (0.006) | 16.58 (0.02) | ||||||
| g magnitude | 16.72 (0.004) | 16.72 (0.004) | 16.73 (0.004) | 16.74 (0.01) | ||||||
| r magnitude | 17.02 (0.005) | 17.02 (0.005) | 17.02 (0.005) | 17.01 (0.02) | ||||||
| i magnitude | 17.19 (0.005) | 17.19 (0.005) | 17.19 (0.005) | 17.18 (0.02) | ||||||
| z magnitude | 17.31 (0.01) | 17.30 (0.01) | 17.28 (0.01) | 17.27 (0.04) | ||||||
| G magnitude | 17.12 (0.005) | 17.01 (0.005) | 17.01 | 17.12 (0.004) | ||||||
| BP magnitude | 16.81 (0.005) | 16.78 (0.008) | 16.78 | |||||||
| RP magnitude | 16.86 (0.007) | 16.88 (0.007) | 16.88 | |||||||
| Pan g magnitude | 16.82 (0.006) | 16.82 (0.006) | ||||||||
| Pan r magnitude | 17.03 (0.001) | 17.03 (0.001) | ||||||||
| Pan i magnitude | 17.24 (0.003) | 17.23 (0.003) | ||||||||
| Pan z magnitude | 17.36 (0.01) | 17.36 (0.01) | ||||||||
| Pan y magnitude | 17.43 (0.01) | 17.43 (0.01) | ||||||||
| E(B-V) | 0.020 | |||||||||
* 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.