All names: 2MASS J13553920+1454384, PG1353+152, SDSS J135539.20+145438.3, Gaia DR3 1231024630186706944, SDSS J135539.20+145438.4, Gaia EDR3 1231024630186706944, SDSS J135539.20+145438.30, TIC 458457229, PG 1353+152, GALEX J135539.3+145437, LAMOST J135539.21+145438.5, Gaia DR2 1231024630186706944, PB 4150
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR10 | Geier 2020 | Gaia DR2 | Stilism | Kepler et al. 2015 | Simbad |
|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 13 55 39.20 (0.04) | 13 55 39.20 | 13 55 39.22 | 13 55 39.20 (0.08) | 13 55 39.20 (0.04) | ||||
| Declination | 14 54 38.28 (0.03) | 14 54 38.35 | 14 54 38.97 | 14 54 38.28 (0.06) | 14 54 38.41 (0.03) | ||||
| Spectral type | sdB | DAB | sdB | ||||||
| Effective temperature | [K] | 29210.0 (190) | 30108.0 (162) | ||||||
| log(g) | [cgs] | 5.48 (0.04) | 5.51 (0.03) | ||||||
| Mass | [M☉] | ||||||||
| log(Luminosity) | [L☉] | ||||||||
| Cooling age | [Gyr] | ||||||||
| log(H/He) | |||||||||
| log(C/He) | |||||||||
| log(Ca/He) | |||||||||
| log(Ca/H) | |||||||||
| Parallax | [mas] | 0.50 (0.05) | 0.38 (0.09) | 0.38 (0.09) | 0.50 (0.05) | ||||
| Distance | [pc] | 1998.88 (205) | 2664.54 (657) | 2664.57 (657) | 1998.80 (205) | ||||
| Composition | |||||||||
| Proper motion (right ascension) | [mas/yr] | -3.195242121 (0.05) | -3.436 (0.2) | -3.436102642 (0.2) | -3.195 (0.05) | ||||
| Proper motion (declination) | [mas/yr] | -8.204416235 (0.04) | -8.363 (0.1) | -8.363373888 (0.1) | -8.204 (0.04) | ||||
| Variability | |||||||||
| Magnetic | |||||||||
| Bd | [MG] | ||||||||
| Infrared excess (disk) | |||||||||
| Binarity | |||||||||
| B magnitude | 16.00 | ||||||||
| V magnitude | |||||||||
| R magnitude | |||||||||
| I magnitude | |||||||||
| J magnitude | 15.97 (0.09) | 16.10 (0.007) | |||||||
| H magnitude | 15.81 (0.2) | 15.89 (0.01) | |||||||
| K magnitude | 15.34 (0.2) | 15.87 (0.02) | |||||||
| u magnitude | 15.68 (0.005) | 15.68 (0.005) | 15.69 (0.02) | 15.68 (0.005) | |||||
| g magnitude | 15.77 (0.004) | 15.77 (0.004) | 15.80 (0.03) | 15.77 (0.004) | |||||
| r magnitude | 16.19 (0.004) | 16.19 (0.004) | 16.23 (0.03) | 16.19 (0.004) | |||||
| i magnitude | 16.44 (0.005) | 16.44 (0.005) | 16.46 (0.02) | 16.44 (0.005) | |||||
| z magnitude | 16.64 (0.008) | 16.64 (0.008) | 16.66 (0.02) | 16.64 (0.008) | |||||
| G magnitude | 15.97 (0.002) | 16.00 (0.002) | 16.00 | 15.97 (0.003) | |||||
| BP magnitude | 15.88 (0.002) | 15.84 (0.01) | 15.84 | ||||||
| RP magnitude | 16.13 (0.003) | 16.13 (0.005) | 16.13 | ||||||
| Pan g magnitude | 15.85 (0.001) | 15.85 (0.001) | |||||||
| Pan r magnitude | 16.20 (0.002) | 16.20 (0.002) | |||||||
| Pan i magnitude | 16.47 (0.005) | 16.46 (0.005) | |||||||
| Pan z magnitude | 16.65 (0.004) | 16.65 (0.004) | |||||||
| Pan y magnitude | 16.75 (0.01) | 16.75 (0.01) | |||||||
| E(B-V) | 0.024 | ||||||||
* 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.