All names: SDSS J041955.12+280157.6, TIC 58322104, 2MASS J04195512+2801576, Gaia DR3 164444372096280192, Gaia DR2 164444372096280192, SDSS J041955.11+280157.7, SDSS J041955.12+280158.1, SDSSJ041955.11+280157.7
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 04 19 55.12 | 04 19 55.12 (0.05) | ||
| Declination | 28 01 57.76 | 28 01 57.85 (0.03) | ||
| Spectral type | sdB+MS | 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] | 0.85 (0.08) | 0.85 (0.06) | |
| Distance | [pc] | 1172.47 (108) | 1179.38 (88) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | -1.964 (0.2) | -2.156 (0.07) | |
| Proper motion (declination) | [mas/yr] | -15.236 (0.1) | -15.374 (0.05) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | ||||
| V magnitude | ||||
| R magnitude | ||||
| I magnitude | ||||
| J magnitude | 15.69 (0.06) | 15.69 (0.06) | ||
| H magnitude | 15.62 (0.1) | 15.62 (0.1) | ||
| K magnitude | 15.56 (0.2) | 15.56 (0.2) | ||
| u magnitude | 17.43 (0.009) | 17.43 (0.009) | ||
| g magnitude | 16.70 (0.004) | 16.70 (0.004) | ||
| r magnitude | 16.42 (0.004) | 16.42 (0.004) | ||
| i magnitude | 16.29 (0.005) | 16.29 (0.005) | ||
| z magnitude | 16.34 (0.008) | 16.34 (0.008) | ||
| G magnitude | 16.40 (0.0006) | 16.39 (0.003) | ||
| BP magnitude | 16.64 (0.005) | |||
| RP magnitude | 15.98 (0.004) | |||
| Pan g magnitude | 16.66 (0.003) | |||
| Pan r magnitude | 16.41 (0.004) | |||
| Pan i magnitude | 16.31 (0.006) | |||
| Pan z magnitude | 16.30 (0.004) | |||
| Pan y magnitude | 16.30 (0.007) | |||
| E(B-V) | 0.370 | |||
* 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.