All names: Gaia EDR3 1595554378797895808, Gaia DR3 1595554378797895808, TIC 444059650, Gaia DR2 1595554378797895808, [SGR2010] J1524+5047, SDSS J152416.97+504749.0, 2MASS J15241697+5047489, SDSS J152416.96+504748.9, SDSS J152416.97+504749.2, PTF1 J152416.95+504748.8, WD 1522+509
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Gaia DR2 | Stilism | Simbad | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|
| Right ascension | 15 24 16.95 (0.05) | 15 24 16.96 | 15 24 16.95 (0.06) | 15 24 16.96 (0.05) | 15 24 17.04 | |||
| Declination | 50 47 48.86 (0.04) | 50 47 48.93 | 50 47 48.86 (0.06) | 50 47 48.91 (0.04) | 50 47 45.96 | |||
| Spectral type | DA+M2 | DA1.4+M2 | ||||||
| Effective temperature | [K] | |||||||
| log(g) | [cgs] | |||||||
| Mass | [M☉] | |||||||
| log(Luminosity) | [L☉] | |||||||
| Cooling age | [Gyr] | |||||||
| log(H/He) | ||||||||
| log(C/He) | ||||||||
| log(Ca/He) | ||||||||
| log(Ca/H) | ||||||||
| Parallax | [mas] | 1.87 (0.05) | 1.94 (0.06) | 1.87 (0.05) | ||||
| Distance | [pc] | 535.42 (14) | 515.48 (17) | 535.42 (14) | ||||
| Composition | ||||||||
| Proper motion (right ascension) | [mas/yr] | -8.869031173 (0.06) | -8.894727861 (0.1) | -8.869 (0.06) | ||||
| Proper motion (declination) | [mas/yr] | -3.646398283 (0.06) | -3.790210882 (0.1) | -3.646 (0.06) | ||||
| Variability | ||||||||
| Magnetic | ||||||||
| Bd | [MG] | |||||||
| Infrared excess (disk) | ||||||||
| Binarity | yes | |||||||
| B magnitude | ||||||||
| V magnitude | ||||||||
| R magnitude | ||||||||
| I magnitude | ||||||||
| J magnitude | 13.85 (0.03) | |||||||
| H magnitude | 13.18 (0.03) | |||||||
| K magnitude | 12.97 (0.03) | |||||||
| u magnitude | 18.50 (0.02) | 18.54 (0.02) | 18.54 | |||||
| g magnitude | 17.43 (0.005) | 17.44 (0.005) | 17.44 | |||||
| r magnitude | 16.47 (0.004) | 16.49 (0.004) | 16.49 | |||||
| i magnitude | 15.67 (0.004) | 15.67 (0.004) | 15.67 | |||||
| z magnitude | 15.17 (0.005) | 15.18 (0.005) | 15.18 | |||||
| G magnitude | 16.26 (0.01) | 16.26 | 16.26 (0.004) | |||||
| BP magnitude | 17.15 (0.01) | 17.14 | ||||||
| RP magnitude | 15.28 (0.006) | 15.28 | ||||||
| Pan g magnitude | 17.35 (0.006) | |||||||
| Pan r magnitude | 16.49 (0.005) | |||||||
| Pan i magnitude | 15.71 (0.009) | |||||||
| Pan z magnitude | 15.25 (0.009) | |||||||
| Pan y magnitude | 15.03 (0.004) | |||||||
| 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.