All names: HE 0429-2448, TIC 178896096, Gaia DR3 4894646267845869696, HE0429-2448, 2MASS J04312831-2441567, GALEX J043128.3-244156, Gaia DR2 4894646267845869696, EC 04293-2448, Gaia EDR3 4894646267845869696
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|---|
| Right ascension | 04 31 28.30 (0.02) | 04 31 28.28 | 04 31 28.30 (0.02) | ||
| Declination | -24 41 56.85 (0.03) | -24 41 56.79 | -24 41 56.80 (0.03) | ||
| Spectral type | sdB | 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] | 1.01 (0.04) | 0.93 (0.04) | 1.01 (0.04) | |
| Distance | [pc] | 992.85 (37) | 1074.81 (51) | 992.85 (37) | |
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | -2.431 (0.03) | -2.572 (0.06) | -2.431 (0.03) | |
| Proper motion (declination) | [mas/yr] | -3.455 (0.04) | -3.146 (0.07) | -3.455 (0.04) | |
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | 15.03 | ||||
| V magnitude | 15.28 | ||||
| R magnitude | |||||
| I magnitude | |||||
| J magnitude | 15.80 (0.08) | 15.80 (0.08) | |||
| H magnitude | 15.81 (0.1) | 15.81 (0.1) | |||
| K magnitude | 15.65 | ||||
| u magnitude | |||||
| g magnitude | |||||
| r magnitude | |||||
| i magnitude | |||||
| z magnitude | |||||
| G magnitude | 15.25 (0.003) | 15.27 (0.0006) | 15.25 (0.003) | ||
| BP magnitude | 15.11 (0.003) | 15.05 (0.007) | |||
| RP magnitude | 15.51 (0.004) | 15.51 (0.003) | |||
| Pan g magnitude | 15.08 (0.006) | ||||
| Pan r magnitude | 15.49 (0.003) | ||||
| Pan i magnitude | 15.84 (0.002) | ||||
| Pan z magnitude | 16.13 (0.008) | ||||
| Pan y magnitude | 16.26 (0.007) | ||||
| E(B-V) | 0.016 | ||||
* 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.