All names: WD 1137+159, Gaia DR2 3972373986024906752, SDSS J114030.07+154231.5, SDSS J114030.07+154231.6, [SGR2010] J1140+1542, 2MASS J11403007+1542315, Gaia DR3 3972373986024906752, Gaia EDR3 3972373986024906752, TIC 82524758
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Gaia DR2 | Stilism | Simbad | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|
| Right ascension | 11 40 30.04 (0.07) | 11 40 30.07 | 11 40 30.04 (0.09) | 11 40 30.07 (0.07) | 11 40 29.47 | |||
| Declination | 15 42 31.63 (0.07) | 15 42 31.56 | 15 42 31.63 (0.07) | 15 42 31.54 (0.07) | 15 42 28.08 | |||
| Spectral type | D+M3 | WD M | ||||||
| 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] | 3.03 (0.1) | 3.04 (0.1) | 3.03 (0.1) | ||||
| Distance | [pc] | 330.10 (12) | 328.58 (13) | 330.10 (12) | ||||
| Composition | ||||||||
| Proper motion (right ascension) | [mas/yr] | -28.13662031 (0.08) | -27.77180305 (0.2) | -28.137 (0.08) | ||||
| Proper motion (declination) | [mas/yr] | 5.991595612 (0.07) | 5.913654619 (0.1) | 5.992 (0.07) | ||||
| Variability | ||||||||
| Magnetic | ||||||||
| Bd | [MG] | |||||||
| Infrared excess (disk) | ||||||||
| Binarity | ||||||||
| B magnitude | ||||||||
| V magnitude | ||||||||
| R magnitude | ||||||||
| I magnitude | ||||||||
| J magnitude | 14.22 (0.03) | |||||||
| H magnitude | 13.60 (0.03) | |||||||
| K magnitude | 13.37 (0.03) | |||||||
| u magnitude | 20.31 (0.04) | 20.26 (0.05) | 20.26 | |||||
| g magnitude | 18.61 (0.007) | 18.63 (0.008) | 18.60 | |||||
| r magnitude | 17.37 (0.005) | 17.38 (0.005) | 17.38 | |||||
| i magnitude | 16.23 (0.004) | 16.23 (0.004) | 16.23 | |||||
| z magnitude | 15.57 (0.006) | 15.55 (0.006) | 15.58 | |||||
| G magnitude | 16.90 (0.01) | 16.92 | 16.90 (0.003) | |||||
| BP magnitude | 18.13 (0.01) | 18.20 | ||||||
| RP magnitude | 15.77 (0.005) | 15.79 | ||||||
| Pan g magnitude | 18.40 (0.007) | |||||||
| Pan r magnitude | 17.37 (0.004) | |||||||
| Pan i magnitude | 16.25 (0.004) | |||||||
| Pan z magnitude | 15.70 (0.003) | |||||||
| Pan y magnitude | 15.43 (0.002) | |||||||
| 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.