All names: Gaia DR3 6230431773219079424, 2MASS J14510502-2304128, TIC 309477831, GALEX J145105.1-230413, Gaia DR2 6230431773219079424, Gaia EDR3 6230431773219079424, EC 14482-2251, EC14482-2251
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|---|
| Right ascension | 14 51 05.05 (0.05) | 14 51 05.08 | 14 51 05.05 (0.05) | ||
| Declination | -23 04 12.82 (0.04) | -23 04 12.98 | -23 04 12.72 (0.04) | ||
| 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] | 0.62 (0.06) | 0.71 (0.08) | 0.62 (0.06) | |
| Distance | [pc] | 1616.81 (151) | 1409.24 (162) | 1616.81 (151) | |
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | 1.846 (0.07) | 1.623 (0.2) | 1.846 (0.07) | |
| Proper motion (declination) | [mas/yr] | -6.145 (0.06) | -6.316 (0.1) | -6.145 (0.06) | |
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | 16.01 | ||||
| V magnitude | 16.17 | ||||
| R magnitude | |||||
| I magnitude | |||||
| J magnitude | 16.69 (0.1) | 16.69 (0.1) | |||
| H magnitude | 16.48 (0.2) | 16.48 (0.2) | |||
| K magnitude | 15.61 | ||||
| u magnitude | |||||
| g magnitude | |||||
| r magnitude | |||||
| i magnitude | |||||
| z magnitude | |||||
| G magnitude | 16.10 (0.003) | 16.13 (0.002) | 16.10 (0.003) | ||
| BP magnitude | 16.01 (0.005) | 15.96 (0.007) | |||
| RP magnitude | 16.29 (0.008) | 16.28 (0.008) | |||
| Pan g magnitude | 16.00 (0.005) | ||||
| Pan r magnitude | 16.31 (0.004) | ||||
| Pan i magnitude | 16.62 (0.004) | ||||
| Pan z magnitude | 16.84 (0.008) | ||||
| Pan y magnitude | 17.01 (0.01) | ||||
| E(B-V) | 0.084 | ||||
* 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.