All names: Gaia EDR3 4620063511053559296, TIC 270394275, 2MASS J02251910-8040068, Gaia DR3 4620063511053559296, EC 02268-8053, EC02268-8053, UCAC4 047-001245, Gaia DR2 4620063511053559296, GALEX J022519.1-804007
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|---|
| Right ascension | 02 25 19.17 (0.03) | 02 25 19.02 | 02 25 19.12 (0.03) | ||
| Declination | -80 40 06.78 (0.02) | -80 40 07.18 | -80 40 06.96 (0.02) | ||
| 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] | 0.86 (0.03) | 0.73 (0.04) | 0.86 (0.03) | |
| Distance | [pc] | 1167.00 (36) | 1371.37 (77) | 1167.00 (36) | |
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | 7.312 (0.04) | 7.178 (0.1) | 7.312 (0.04) | |
| Proper motion (declination) | [mas/yr] | 10.843 (0.03) | 10.788 (0.06) | 10.843 (0.03) | |
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | 15.06 (0.04) | ||||
| V magnitude | 15.19 (0.03) | ||||
| R magnitude | 15.65 (0.05) | ||||
| I magnitude | |||||
| J magnitude | 15.76 (0.07) | 15.76 (0.07) | |||
| H magnitude | 16.00 (0.2) | 16.00 (0.2) | |||
| K magnitude | 16.78 | ||||
| u magnitude | |||||
| g magnitude | 15.03 (0.04) | ||||
| r magnitude | 15.37 (0.08) | ||||
| i magnitude | 15.75 (0.07) | ||||
| z magnitude | |||||
| G magnitude | 15.21 (0.003) | 15.22 (0.0006) | 15.21 (0.003) | ||
| BP magnitude | 15.10 (0.003) | 15.07 (0.009) | |||
| RP magnitude | 15.41 (0.005) | 15.41 (0.003) | |||
| Pan g magnitude | |||||
| Pan r magnitude | |||||
| Pan i magnitude | |||||
| Pan z magnitude | |||||
| Pan y magnitude | |||||
| E(B-V) | 0.071 | ||||
* 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.