All names: TIC 381230836, PG 0112+142, Gaia DR2 2590919234398332544, LAMOST J011517.37+142818.3, PG0112+142, GALEX J011517.3+142819, Gaia DR3 2590919234398332544, SDSS J011517.39+142818.2, Gaia EDR3 2590919234398332544, SDSS J011517.38+142818.2, UCAC2 36755353, SDSS J011517.39+142818.3, WD 0112+142, UCAC4 523-002156, 2MASS J01151737+1428184
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Geier 2020 | Gaia DR2 | Stilism | Simbad | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 01 15 17.39 (0.04) | 01 15 17.39 | 01 15 17.41 | 01 15 17.39 (0.06) | 01 15 17.39 (0.04) | 01 15 17.18 | |||
| Declination | 14 28 18.18 (0.03) | 14 28 18.26 | 14 28 19.05 | 14 28 18.18 (0.05) | 14 28 18.35 (0.03) | 14 28 08.40 | |||
| Spectral type | sdOB | sdB | __1.3 | ||||||
| Effective temperature | [K] | 40948.0 (2000) | |||||||
| log(g) | [cgs] | 5.18 (0.2) | |||||||
| Mass | [M☉] | ||||||||
| log(Luminosity) | [L☉] | ||||||||
| Cooling age | [Gyr] | ||||||||
| log(H/He) | |||||||||
| log(C/He) | |||||||||
| log(Ca/He) | |||||||||
| log(Ca/H) | |||||||||
| Parallax | [mas] | 0.36 (0.05) | 0.37 (0.08) | 0.37 (0.08) | 0.36 (0.05) | ||||
| Distance | [pc] | 2789.55 (391) | 2686.73 (546) | 2686.73 (546) | 2789.40 (391) | ||||
| Composition | |||||||||
| Proper motion (right ascension) | [mas/yr] | -4.502546882 (0.07) | -4.393 (0.1) | -4.393 (0.1) | -4.503 (0.07) | ||||
| Proper motion (declination) | [mas/yr] | -10.64988049 (0.05) | -10.566 (0.1) | -10.566 (0.1) | -10.65 (0.05) | ||||
| Variability | |||||||||
| Magnetic | |||||||||
| Bd | [MG] | ||||||||
| Infrared excess (disk) | |||||||||
| Binarity | |||||||||
| B magnitude | 15.19 (0.04) | ||||||||
| V magnitude | 15.32 (0.01) | 15.00 | |||||||
| R magnitude | |||||||||
| I magnitude | |||||||||
| J magnitude | 15.90 (0.1) | 15.88 (0.009) | |||||||
| H magnitude | 15.63 (0.2) | 15.95 (0.02) | |||||||
| K magnitude | 15.41 (0.2) | 15.96 (0.03) | |||||||
| u magnitude | 14.78 (0.004) | 14.76 (0.004) | 14.76 (0.004) | ||||||
| g magnitude | 15.06 (0.003) | 15.06 (0.003) | 15.06 (0.003) | ||||||
| r magnitude | 15.54 (0.004) | 15.54 (0.004) | 15.54 (0.004) | ||||||
| i magnitude | 15.87 (0.005) | 15.86 (0.005) | 15.86 (0.005) | ||||||
| z magnitude | 16.14 (0.007) | 16.13 (0.007) | 16.13 (0.007) | ||||||
| G magnitude | 15.30 (0.002) | 15.32 (0.0009) | 15.32 | 15.30 (0.003) | |||||
| BP magnitude | 15.17 (0.002) | 15.14 (0.01) | 15.14 | ||||||
| RP magnitude | 15.54 (0.003) | 15.54 (0.005) | 15.54 | ||||||
| Pan g magnitude | 15.15 (0.003) | 15.15 (0.003) | |||||||
| Pan r magnitude | 15.55 (0.006) | 15.55 (0.006) | |||||||
| Pan i magnitude | 15.89 (0.003) | 15.89 (0.003) | |||||||
| Pan z magnitude | 16.12 (0.002) | 16.12 (0.002) | |||||||
| Pan y magnitude | 16.30 (0.01) | 16.30 (0.01) | |||||||
| E(B-V) | 0.057 | ||||||||
* 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.