All names: SDSS J103813.54+210713.8, Gaia DR3 3987789108981996288, Gaia DR2 3987789108981996288, 2MASS J10381355+2107140, SDSS J103813.44+210713.8, GALEX J103813.5+210712, SDSS J103813.53+210713.8, Gaia EDR3 3987789108981996288, TIC 171652303, WD 1035+213, LAMOST J103813.54+210713.8
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Gaia DR2 | Stilism | Simbad | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|
| Right ascension | 10 38 13.55 (0.2) | 10 38 13.53 | 10 38 13.55 (0.3) | 10 38 13.54 (0.2) | 10 38 12.96 | |||
| Declination | 21 07 13.79 (0.2) | 21 07 13.81 | 21 07 13.79 (0.3) | 21 07 13.91 (0.2) | 21 07 11.28 | |||
| Spectral type | DB+K | DB K | ||||||
| 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] | 2.84 (0.3) | 3.65 (0.4) | 2.84 (0.3) | ||||
| Distance | [pc] | 352.50 (37) | 274.12 (27) | 352.50 (37) | ||||
| Composition | ||||||||
| Proper motion (right ascension) | [mas/yr] | 3.194174102 (0.3) | 1.797558886 (0.6) | 3.194 (0.3) | ||||
| Proper motion (declination) | [mas/yr] | -7.74539703 (0.3) | -8.194681345 (0.5) | -7.745 (0.3) | ||||
| Variability | ||||||||
| Magnetic | ||||||||
| Bd | [MG] | |||||||
| Infrared excess (disk) | ||||||||
| Binarity | yes | |||||||
| B magnitude | ||||||||
| V magnitude | ||||||||
| R magnitude | ||||||||
| I magnitude | ||||||||
| J magnitude | 14.82 (0.04) | |||||||
| H magnitude | 14.16 (0.03) | |||||||
| K magnitude | 14.07 (0.06) | |||||||
| u magnitude | 17.78 (0.01) | 17.78 (0.01) | 17.84 | |||||
| g magnitude | 17.42 (0.005) | 17.40 (0.005) | 17.44 | |||||
| r magnitude | 16.70 (0.004) | 16.70 (0.004) | 16.73 | |||||
| i magnitude | 16.24 (0.005) | 16.23 (0.005) | 16.24 | |||||
| z magnitude | 15.94 (0.006) | 15.95 (0.006) | 15.94 | |||||
| G magnitude | 16.91 (0.006) | 16.84 | 16.91 (0.003) | |||||
| BP magnitude | 17.25 (0.006) | 17.22 | ||||||
| RP magnitude | 15.91 (0.004) | 15.92 | ||||||
| Pan g magnitude | 17.45 (0.007) | |||||||
| Pan r magnitude | 16.79 (0.005) | |||||||
| Pan i magnitude | 16.33 (0.01) | |||||||
| Pan z magnitude | 16.06 (0.004) | |||||||
| Pan y magnitude | 15.90 (0.006) | |||||||
| 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.