All names: SDSS J072434.73+321609.4, GALEX J072434.7+321609, TIC 239127109, Gaia DR2 892947683936828928, Gaia DR3 892947683936828928, 2MASS J07243471+3216095, Gaia EDR3 892947683936828928
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Gaia DR2 | Stilism | Simbad | Kleinman et al. 2013 |
|---|---|---|---|---|---|---|---|---|
| Right ascension | 07 24 34.73 (0.3) | 07 24 34.73 | 07 24 34.73 (0.3) | 07 24 34.72 (0.3) | 07 24 34.73 | |||
| Declination | 32 16 09.22 (0.3) | 32 16 09.35 | 32 16 09.23 (0.2) | 32 16 09.55 (0.3) | 32 16 09.42 | |||
| Spectral type | DA+M | DA+M | ||||||
| Effective temperature | [K] | 6300.0 (3) | ||||||
| log(g) | [cgs] | 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] | 4.59 (0.4) | 6.46 (0.4) | 4.59 (0.4) | ||||
| Distance | [pc] | 217.99 (18) | 154.90 (9) | 217.98 (18) | ||||
| Composition | ||||||||
| Proper motion (right ascension) | [mas/yr] | 9.282987428 (0.4) | 10.10801279 (0.5) | 9.283 (0.4) | ||||
| Proper motion (declination) | [mas/yr] | -20.95743704 (0.3) | -21.26050628 (0.4) | -20.957 (0.3) | ||||
| Variability | ||||||||
| Magnetic | ||||||||
| Bd | [MG] | |||||||
| Infrared excess (disk) | ||||||||
| Binarity | WDMS | |||||||
| B magnitude | ||||||||
| V magnitude | ||||||||
| R magnitude | ||||||||
| I magnitude | ||||||||
| J magnitude | 14.09 (0.03) | |||||||
| H magnitude | 13.47 (0.03) | |||||||
| K magnitude | 13.25 (0.03) | |||||||
| u magnitude | 18.78 (0.02) | 18.82 (0.02) | 18.82 (0.02) | |||||
| g magnitude | 18.03 (0.006) | 18.07 (0.01) | 18.07 (0.01) | |||||
| r magnitude | 17.43 (0.005) | 17.43 (0.01) | 17.43 (0.01) | |||||
| i magnitude | 16.25 (0.005) | 16.26 (0.01) | 16.26 (0.01) | |||||
| z magnitude | 15.53 (0.006) | 15.56 (0.02) | 15.56 (0.02) | |||||
| G magnitude | 17.00 (0.02) | 16.91 | 17.00 (0.007) | |||||
| BP magnitude | 17.82 (0.02) | 17.86 | ||||||
| RP magnitude | 15.75 (0.003) | 15.78 | ||||||
| Pan g magnitude | 17.96 (0.007) | |||||||
| Pan r magnitude | 17.40 (0.004) | |||||||
| Pan i magnitude | 16.27 (0.004) | |||||||
| Pan z magnitude | 15.65 (0.004) | |||||||
| Pan y magnitude | 15.32 (0.005) | |||||||
| E(B-V) | 0.013 | |||||||
* 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.