All names: 2MASS J03041485+4410134, Gaia DR3 432999228188074624, GALEX J030414.8+441013, FBS0300+439, FBS 0300+439, Gaia DR2 432999228188074624, FBS B 232, TIC 192416293, LAMOST J030414.84+441013.3
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 03 04 14.85 | 03 04 14.85 (0.02) | ||
| Declination | 44 10 13.50 | 44 10 13.33 (0.02) | ||
| Spectral type | sd | sdBO | ||
| 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] | 0.75 (0.04) | 0.65 (0.03) | |
| Distance | [pc] | 1328.55 (62) | 1546.55 (64) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | -1.079 (0.07) | -0.994 (0.04) | |
| Proper motion (declination) | [mas/yr] | 0.311 (0.06) | 0.166 (0.03) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 13.29 | |||
| V magnitude | 13.16 | |||
| R magnitude | ||||
| I magnitude | ||||
| J magnitude | 13.13 (0.02) | 13.13 (0.02) | ||
| H magnitude | 13.05 (0.02) | 13.05 (0.02) | ||
| K magnitude | 13.02 (0.03) | 13.02 (0.03) | ||
| u magnitude | 14.25 (0.008) | |||
| g magnitude | 13.38 (0.002) | |||
| r magnitude | 13.52 (0.002) | |||
| i magnitude | 13.71 (0.002) | |||
| z magnitude | 13.99 (0.008) | |||
| G magnitude | 13.36 (0.0004) | 13.34 (0.003) | ||
| BP magnitude | 13.37 (0.004) | |||
| RP magnitude | 13.25 (0.001) | |||
| Pan g magnitude | 13.49 | |||
| Pan r magnitude | 14.02 (0.03) | |||
| Pan i magnitude | 13.58 (0.001) | |||
| Pan z magnitude | 13.71 (0.01) | |||
| Pan y magnitude | 13.77 (0.005) | |||
| E(B-V) | 0.184 | |||
* 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.