All names: LAMOST J113149.29+344100.9, TIC 144381029, SDSS J113149.29+344100.85, FBS B 516, Gaia DR2 759447151050019584, SDSSJ113149.29+344100.9, 2MASS J11314934+3441011, LAMOST J113149.30+344100.6, CBS 141, SDSS J113149.29+344100.8, SDSS J113149.29+344100.9, [BGK2006] J113149.30+344100.9, Gaia EDR3 759447151050019584, GALEX J113149.3+344101, FBS 1129+349, Gaia DR3 759447151050019584, Ton 1401
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR10 | Geier 2020 | Gaia DR2 | Stilism | Kepler et al. 2015 | Simbad |
|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 11 31 49.30 (0.04) | 11 31 49.30 | 11 31 49.30 | 11 31 49.30 (0.06) | 11 31 49.31 (0.04) | ||||
| Declination | 34 41 00.79 (0.04) | 34 41 00.93 | 34 41 00.92 | 34 41 00.80 (0.06) | 34 41 00.94 (0.04) | ||||
| Spectral type | sdB | DAB | sdB | ||||||
| Effective temperature | [K] | 24001.0 (233) | 23453.0 (131) | ||||||
| log(g) | [cgs] | 5.20 (0) | 5.00 (0.05) | ||||||
| Mass | [M☉] | ||||||||
| log(Luminosity) | [L☉] | ||||||||
| Cooling age | [Gyr] | ||||||||
| log(H/He) | |||||||||
| log(C/He) | |||||||||
| log(Ca/He) | |||||||||
| log(Ca/H) | |||||||||
| Parallax | [mas] | 0.30 (0.06) | 0.33 (0.08) | 0.33 (0.08) | 0.30 (0.06) | ||||
| Distance | [pc] | 3366.13 (670) | 2997.60 (698) | 2997.60 (698) | 3365.87 (670) | ||||
| Composition | |||||||||
| Proper motion (right ascension) | [mas/yr] | -3.962598867 (0.05) | -4.002 (0.1) | -4.002 (0.1) | -3.963 (0.04) | ||||
| Proper motion (declination) | [mas/yr] | -9.291092656 (0.05) | -9.361 (0.1) | -9.361 (0.1) | -9.291 (0.04) | ||||
| Variability | |||||||||
| Magnetic | |||||||||
| Bd | [MG] | ||||||||
| Infrared excess (disk) | |||||||||
| Binarity | |||||||||
| B magnitude | |||||||||
| V magnitude | |||||||||
| R magnitude | |||||||||
| I magnitude | |||||||||
| J magnitude | 16.36 (0.1) | 16.36 (0.1) | |||||||
| H magnitude | 16.24 (0.2) | 16.24 (0.2) | |||||||
| K magnitude | 16.57 | ||||||||
| u magnitude | 16.08 (0.006) | 16.07 (0.006) | 16.16 (0.01) | 16.07 (0.006) | |||||
| g magnitude | 15.87 (0.003) | 15.87 (0.003) | 15.87 (0.02) | 15.87 (0.003) | |||||
| r magnitude | 16.24 (0.004) | 16.24 (0.004) | 16.26 (0.01) | 16.24 (0.004) | |||||
| i magnitude | 16.51 (0.005) | 16.51 (0.005) | 16.51 (0.01) | 16.51 (0.005) | |||||
| z magnitude | 16.77 (0.01) | 16.77 (0.01) | 16.77 (0.02) | 16.77 (0.01) | |||||
| G magnitude | 16.06 (0.002) | 16.08 (0.001) | 16.08 | 16.06 (0.003) | |||||
| BP magnitude | 15.99 (0.002) | 15.95 (0.01) | 15.95 | ||||||
| RP magnitude | 16.21 (0.003) | 16.20 (0.006) | 16.20 | ||||||
| Pan g magnitude | 15.91 (0.003) | 15.91 (0.003) | |||||||
| Pan r magnitude | 16.25 (0.004) | 16.25 (0.004) | |||||||
| Pan i magnitude | 16.54 (0.002) | 16.54 (0.002) | |||||||
| Pan z magnitude | 16.76 (0.004) | 16.76 (0.004) | |||||||
| Pan y magnitude | 16.87 (0.004) | 16.87 (0.004) | |||||||
| E(B-V) | 0.018 | ||||||||
* 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.