All names: TIC 396736456, GALEX J030914.5+760152, SDSSJ030914.26+760152.0, SDSS J030914.26+760152.9, Gaia DR3 548172280923344000, Gaia DR2 548172280923344000, 2MASS J03091429+7601525
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 03 09 14.27 | 03 09 14.31 (0.01) | ||
| Declination | 76 01 52.99 | 76 01 52.70 (0.02) | ||
| Spectral type | sd | sd | ||
| 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] | 0.73 (0.02) | 0.72 (0.02) | |
| Distance | [pc] | 1372.50 (44) | 1397.23 (34) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | 1.72 (0.03) | 1.754 (0.02) | |
| Proper motion (declination) | [mas/yr] | -1.21 (0.04) | -1.392 (0.02) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | ||||
| V magnitude | ||||
| R magnitude | ||||
| I magnitude | ||||
| J magnitude | 14.20 (0.04) | 14.20 (0.04) | ||
| H magnitude | 14.31 (0.06) | 14.31 (0.06) | ||
| K magnitude | 14.37 (0.08) | 14.37 (0.08) | ||
| u magnitude | 14.59 (0.004) | 14.60 (0.02) | ||
| g magnitude | 14.24 (0.003) | 14.27 (0.01) | ||
| r magnitude | 14.40 (0.003) | 14.40 (0.01) | ||
| i magnitude | 14.53 (0.003) | 14.52 (0.01) | ||
| z magnitude | 14.66 (0.004) | 14.67 (0.02) | ||
| G magnitude | 14.30 (0.0003) | 14.28 (0.003) | ||
| BP magnitude | 14.30 (0.003) | |||
| RP magnitude | 14.22 (0.002) | |||
| Pan g magnitude | 14.31 (0.003) | |||
| Pan r magnitude | 14.41 (0.005) | |||
| Pan i magnitude | 14.57 (0.005) | |||
| Pan z magnitude | 14.71 (0.003) | |||
| Pan y magnitude | 14.77 (0.005) | |||
| E(B-V) | 0.198 | |||
* 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.