All names: SDSS J120349.82-005145.90, GALEX J120349.8-005145, SDSS J120349.82-005145.8, 2QZ J120349.7-005146, Gaia EDR3 3602575996169625344, Gaia DR2 3602575996169625344, SDSS J120349.82-005145.9, Gaia DR3 3602575996169625344
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Genest-Beaulieu & Bergeron 2019 (spectroscopic) | Gaia DR2 | Stilism | Simbad | Kleinman et al. 2013 | Vincent et al. 2023 |
|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 12 03 49.85 (0.5) | 12 03 49.82 | 12 03 49.85 (0.7) | 12 03 49.83 (0.5) | 12 03 49.82 | |||||
| Declination | -00 51 45.89 (0.3) | -00 51 45.83 | -00 51 45.89 (0.4) | -00 51 45.87 (0.3) | -00 51 45.88 | |||||
| Spectral type | DB | DBA: | DB | |||||||
| Effective temperature | [K] | 15146.0 | 15427.0 (283) | |||||||
| log(g) | [cgs] | 7.86 | 7.91 (0.2) | |||||||
| Mass | [M☉] | 0.511 | ||||||||
| log(Luminosity) | [L☉] | |||||||||
| Cooling age | [Gyr] | |||||||||
| log(H/He) | -4.969 | |||||||||
| log(C/He) | ||||||||||
| log(Ca/He) | ||||||||||
| log(Ca/H) | ||||||||||
| Parallax | [mas] | 1.54 (0.5) | 0.42 (0.9) | 1.54 (0.5) | ||||||
| Distance | [pc] | 648.25 (217) | 2385.04 (5134) | 648.26 (217) | ||||||
| Composition | ||||||||||
| Proper motion (right ascension) | [mas/yr] | 25.34565598 (0.7) | 26.54403191 (1) | 25.346 (0.7) | ||||||
| Proper motion (declination) | [mas/yr] | -1.829301042 (0.3) | -0.899549306 (0.8) | -1.829 (0.3) | ||||||
| Variability | ||||||||||
| Magnetic | ||||||||||
| Bd | [MG] | |||||||||
| Infrared excess (disk) | ||||||||||
| Binarity | ||||||||||
| B magnitude | ||||||||||
| V magnitude | ||||||||||
| R magnitude | ||||||||||
| I magnitude | ||||||||||
| J magnitude | ||||||||||
| H magnitude | ||||||||||
| K magnitude | ||||||||||
| u magnitude | 19.85 (0.03) | 19.85 (0.03) | 19.85 (0.03) | |||||||
| g magnitude | 19.88 (0.02) | 19.90 (0.02) | 19.90 (0.02) | |||||||
| r magnitude | 20.18 (0.02) | 20.20 (0.02) | 20.20 (0.02) | |||||||
| i magnitude | 20.42 (0.04) | 20.41 (0.04) | 20.41 (0.04) | |||||||
| z magnitude | 20.76 (0.2) | 20.74 (0.2) | 20.74 (0.2) | |||||||
| G magnitude | 20.02 (0.05) | 20.08 | 20.02 (0.005) | |||||||
| BP magnitude | 20.10 (0.05) | 19.94 | ||||||||
| RP magnitude | 20.02 (0.09) | 19.93 | ||||||||
| Pan g magnitude | 19.94 (0.01) | |||||||||
| Pan r magnitude | 20.21 (0.02) | |||||||||
| Pan i magnitude | 20.42 (0.03) | |||||||||
| Pan z magnitude | 20.60 (0.04) | |||||||||
| Pan y magnitude | 20.32 (0.2) | |||||||||
| E(B-V) | 0.024 | |||||||||
* 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.