All names: SDSS J031330.15+424637.3, FBS0310+425, FBS 0310+425, FBS B 234, Gaia DR3 240432239167960320, Gaia DR2 240432239167960320, TIC 192773992, 2MASS J03133015+4246372
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 03 13 30.22 | 03 13 30.16 (0.02) | ||
| Declination | 42 46 37.60 | 42 46 37.40 (0.02) | ||
| Spectral type | sd | sdB | ||
| 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] | 0.87 (0.07) | 0.70 (0.03) | |
| Distance | [pc] | 1149.82 (88) | 1430.00 (66) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | -3.647 (0.2) | -4.055 (0.05) | |
| Proper motion (declination) | [mas/yr] | -4.882 (0.1) | -4.883 (0.03) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 14.51 | |||
| V magnitude | 15.13 | |||
| R magnitude | ||||
| I magnitude | ||||
| J magnitude | 15.23 (0.05) | 15.23 (0.05) | ||
| H magnitude | 15.13 (0.08) | 15.13 (0.08) | ||
| K magnitude | 15.26 (0.1) | 15.26 (0.1) | ||
| u magnitude | 14.87 (0.004) | 14.94 (0.02) | ||
| g magnitude | 14.78 (0.004) | 14.80 (0.008) | ||
| r magnitude | 15.09 (0.005) | 15.09 (0.006) | ||
| i magnitude | 15.34 (0.005) | 15.33 (0.01) | ||
| z magnitude | 15.58 (0.006) | 15.56 (0.01) | ||
| G magnitude | 14.97 (0.0006) | 14.95 (0.003) | ||
| BP magnitude | 14.87 (0.005) | |||
| RP magnitude | 15.04 (0.002) | |||
| Pan g magnitude | 14.88 (0.004) | |||
| Pan r magnitude | 15.12 (0.003) | |||
| Pan i magnitude | 15.38 (0.003) | |||
| Pan z magnitude | 15.57 (0.002) | |||
| Pan y magnitude | 15.69 (0.001) | |||
| E(B-V) | 0.172 | |||
* 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.