All names: TIC 432255120, TYC 6170-184-1, EC 15103-1557, Gaia DR3 6307356875169802752, Gaia DR2 6307356875169802752, Gaia EDR3 6307356875169802752, 2MASS J15131032-1608204, EC15103-1557
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|---|
| Right ascension | 15 13 10.31 (0.03) | 15 13 10.24 | 15 13 10.33 (0.03) | ||
| Declination | -16 08 21.28 (0.03) | -16 08 21.35 | -16 08 20.69 (0.03) | ||
| Spectral type | sdB | sdB | |||
| Effective temperature | [K] | 22600.0 (1400) | |||
| log(g) | [cgs] | 5.46 (0.2) | |||
| Mass | [M☉] | ||||
| log(Luminosity) | [L☉] | ||||
| Cooling age | [Gyr] | ||||
| log(H/He) | |||||
| log(C/He) | |||||
| log(Ca/He) | |||||
| log(Ca/H) | |||||
| Parallax | [mas] | 2.90 (0.04) | 3.02 (0.06) | 2.90 (0.04) | |
| Distance | [pc] | 344.88 (5) | 330.67 (7) | 344.88 (5) | |
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | -10.526 (0.04) | -10.559 (0.1) | -10.526 (0.04) | |
| Proper motion (declination) | [mas/yr] | -36.6 (0.04) | -36.511 (0.1) | -36.6 (0.04) | |
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | 12.40 (0.2) | ||||
| V magnitude | 12.46 (0.2) | ||||
| R magnitude | |||||
| I magnitude | |||||
| J magnitude | 13.24 (0.03) | 13.24 (0.03) | |||
| H magnitude | 13.35 (0.03) | 13.35 (0.03) | |||
| K magnitude | 13.44 (0.04) | 13.44 (0.04) | |||
| u magnitude | |||||
| g magnitude | |||||
| r magnitude | |||||
| i magnitude | |||||
| z magnitude | |||||
| G magnitude | 12.81 (0.003) | 12.83 (0.0009) | 12.81 (0.003) | ||
| BP magnitude | 12.71 (0.003) | 12.68 (0.007) | |||
| RP magnitude | 13.00 (0.004) | 13.00 (0.002) | |||
| Pan g magnitude | 12.44 | ||||
| Pan r magnitude | 12.88 | ||||
| Pan i magnitude | 13.23 | ||||
| Pan z magnitude | 13.59 (0.002) | ||||
| Pan y magnitude | 13.74 (0.004) | ||||
| E(B-V) | 0.080 | ||||
* 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.