All names: MGC 47539, 2MASS J13304094-0017107, Gaia DR2 3638888712001832704, Gaia EDR3 3638888712001832704, TIC 115082436, [HMD92] 863-5, SDSSJ133040.91-001710.7, PG 1328+000, SDSS J133040.91-001710.7, LAMOST J133040.91-001710.7, Gaia DR3 3638888712001832704, GALEX J133040.9-001710, SDSS J133040.91-001710.75
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR10 | Geier 2020 | Gaia DR2 | Stilism | Kepler et al. 2015 | Simbad |
|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 13 30 40.90 (0.05) | 13 30 40.91 | 13 30 40.91 | 13 30 40.90 (0.1) | 13 30 40.91 (0.05) | ||||
| Declination | -00 17 10.66 (0.04) | -00 17 10.74 | -00 17 10.75 | -00 17 10.66 (0.07) | -00 17 10.64 (0.04) | ||||
| Spectral type | sdB | DAB | sdB | ||||||
| Effective temperature | [K] | 30090.0 (162) | |||||||
| log(g) | [cgs] | 5.62 (0.03) | |||||||
| Mass | [M☉] | ||||||||
| log(Luminosity) | [L☉] | ||||||||
| Cooling age | [Gyr] | ||||||||
| log(H/He) | |||||||||
| log(C/He) | |||||||||
| log(Ca/He) | |||||||||
| log(Ca/H) | |||||||||
| Parallax | [mas] | 0.56 (0.07) | 0.47 (0.1) | 0.47 (0.1) | 0.56 (0.07) | ||||
| Distance | [pc] | 1771.90 (212) | 2123.59 (604) | 2123.59 (604) | 1771.79 (212) | ||||
| Composition | |||||||||
| Proper motion (right ascension) | [mas/yr] | -6.856097282 (0.07) | -6.969 (0.2) | -6.969 (0.2) | -6.856 (0.07) | ||||
| Proper motion (declination) | [mas/yr] | -0.988522329 (0.04) | -0.731 (0.1) | -0.731 (0.1) | -0.989 (0.04) | ||||
| Variability | |||||||||
| Magnetic | |||||||||
| Bd | [MG] | ||||||||
| Infrared excess (disk) | |||||||||
| Binarity | |||||||||
| B magnitude | 17.32 | ||||||||
| V magnitude | |||||||||
| R magnitude | |||||||||
| I magnitude | |||||||||
| J magnitude | 16.67 (0.1) | 16.67 (0.1) | |||||||
| H magnitude | 16.79 | ||||||||
| K magnitude | 16.93 | ||||||||
| u magnitude | 15.65 (0.005) | 15.65 (0.005) | 15.67 (0.01) | 15.65 (0.005) | |||||
| g magnitude | 15.82 (0.004) | 15.81 (0.004) | 15.82 (0.02) | 15.81 (0.004) | |||||
| r magnitude | 16.31 (0.004) | 16.31 (0.004) | 16.30 (0.02) | 16.31 (0.004) | |||||
| i magnitude | 16.65 (0.005) | 16.65 (0.005) | 16.66 (0.02) | 16.65 (0.005) | |||||
| z magnitude | 16.98 (0.01) | 16.98 (0.01) | 16.98 (0.02) | 16.98 (0.01) | |||||
| G magnitude | 16.08 (0.002) | 16.11 (0.003) | 16.11 | 16.08 (0.003) | |||||
| BP magnitude | 15.95 (0.002) | 15.91 (0.005) | 15.91 | ||||||
| RP magnitude | 16.35 (0.004) | 16.35 (0.007) | 16.35 | ||||||
| Pan g magnitude | 15.90 (0.004) | 15.90 (0.004) | |||||||
| Pan r magnitude | 16.33 (0.005) | 16.33 (0.005) | |||||||
| Pan i magnitude | 16.68 (0.005) | 16.68 (0.005) | |||||||
| Pan z magnitude | 16.96 (0.006) | 16.96 (0.006) | |||||||
| Pan y magnitude | 17.14 (0.005) | 17.14 (0.005) | |||||||
| E(B-V) | 0.026 | ||||||||
* 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.