All names: SDSS J031338.07+054411.0, Gaia DR3 4103308675449472, GALEX J031338.0+054410, Gaia EDR3 4103308675449472, SDSS J031338.07+054411.00, Gaia DR2 4103308675449472
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Genest-Beaulieu & Bergeron 2019 (spectroscopic) | Gaia DR2 | Stilism | Simbad | Kleinman et al. 2013 |
|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 03 13 38.06 (0.8) | 03 13 38.07 | 03 13 38.06 (1) | 03 13 38.07 (0.8) | 03 13 38.07 | ||||
| Declination | 05 44 10.99 (0.8) | 05 44 10.99 | 05 44 10.99 (1) | 05 44 11.00 (0.8) | 05 44 11.02 | ||||
| Spectral type | DBAH | DBAH: | |||||||
| Effective temperature | [K] | 18099.0 | 18143.0 (562) | ||||||
| log(g) | [cgs] | 8.17 | 7.82 (0.2) | ||||||
| Mass | [M☉] | 0.698 | |||||||
| log(Luminosity) | [L☉] | ||||||||
| Cooling age | [Gyr] | ||||||||
| log(H/He) | -3.829 | ||||||||
| log(C/He) | |||||||||
| log(Ca/He) | |||||||||
| log(Ca/H) | |||||||||
| Parallax | [mas] | 1.96 (1) | 1.96 (1) | ||||||
| Distance | [pc] | 510.92 (251) | 510.91 (251) | ||||||
| Composition | |||||||||
| Proper motion (right ascension) | [mas/yr] | -2.546993569 (1) | -2.547 (1) | ||||||
| Proper motion (declination) | [mas/yr] | -0.949288041 (1) | -0.949 (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 | 20.65 (0.07) | 20.67 (0.07) | 20.67 (0.07) | ||||||
| g magnitude | 20.43 (0.02) | 20.44 (0.03) | 20.44 (0.03) | ||||||
| r magnitude | 20.53 (0.03) | 20.53 (0.03) | 20.53 (0.03) | ||||||
| i magnitude | 20.61 (0.04) | 20.59 (0.04) | 20.59 (0.04) | ||||||
| z magnitude | 20.94 (0.2) | 21.01 (0.2) | 21.01 (0.2) | ||||||
| G magnitude | 20.44 (0.2) | 20.53 | 20.44 (0.01) | ||||||
| BP magnitude | 20.37 (0.2) | 20.24 | |||||||
| RP magnitude | 20.13 (0.1) | 20.21 | |||||||
| Pan g magnitude | 20.45 (0.02) | ||||||||
| Pan r magnitude | 20.50 (0.02) | ||||||||
| Pan i magnitude | 20.69 (0.02) | ||||||||
| Pan z magnitude | 20.70 (0.05) | ||||||||
| Pan y magnitude | |||||||||
| E(B-V) | 0.141 | ||||||||
* 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.