All names: 2MASS J04483605-1954565, EC04464-2000, EC 04464-2000, UCAC4 351-006190, GALEX J044836.1-195456, Gaia DR2 2977507831964061184, Gaia DR3 2977507831964061184
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 04 48 36.08 | 04 48 36.06 (0.01) | ||
| Declination | -19 54 56.16 | -19 54 56.41 (0.01) | ||
| Spectral type | sdB+F | sdB+F | ||
| 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] | 0.67 (0.02) | 0.69 (0.02) | |
| Distance | [pc] | 1484.78 (50) | 1454.55 (35) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | 1.717 (0.03) | 1.745 (0.01) | |
| Proper motion (declination) | [mas/yr] | 1.351 (0.04) | 1.358 (0.01) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 14.54 (0.03) | |||
| V magnitude | 14.28 (0.02) | |||
| R magnitude | 14.44 (0.1) | |||
| I magnitude | ||||
| J magnitude | 13.61 (0.03) | 13.61 (0.03) | ||
| H magnitude | 13.42 (0.03) | 13.42 (0.03) | ||
| K magnitude | 13.41 (0.04) | 13.41 (0.04) | ||
| u magnitude | ||||
| g magnitude | 14.35 (0.03) | |||
| r magnitude | 14.29 (0.04) | |||
| i magnitude | 14.24 (0.04) | |||
| z magnitude | ||||
| G magnitude | 14.20 (0.0003) | 14.18 (0.003) | ||
| BP magnitude | 14.30 (0.004) | |||
| RP magnitude | 13.93 (0.001) | |||
| Pan g magnitude | 14.33 (0.003) | |||
| Pan r magnitude | 14.27 (0.002) | |||
| Pan i magnitude | 14.28 (0.002) | |||
| Pan z magnitude | 14.34 (0.003) | |||
| Pan y magnitude | 14.33 (0.003) | |||
| E(B-V) | 0.023 | |||
* 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.