All names: Gaia DR3 2129102978980441088, Gaia EDR3 2129102978980441088, UCAC4 686-068711, Gaia DR2 2129102978980441088, 2MASS J19245816+4707536, KeplerJ19249+4707, TIC 159644241, EQ J1924.9+4707, KIC 10139564
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|---|
| Right ascension | 19 24 58.14 (0.03) | 19 24 58.20 | 19 24 58.15 (0.03) | ||
| Declination | 47 07 53.49 (0.03) | 47 07 54.00 | 47 07 53.67 (0.03) | ||
| Spectral type | sdBV | 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] | 0.51 (0.03) | 0.47 (0.04) | 0.51 (0.03) | |
| Distance | [pc] | 1950.46 (121) | 2120.44 (200) | 1950.46 (121) | |
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | -4.725 (0.04) | -4.632 (0.09) | -4.725 (0.04) | |
| Proper motion (declination) | [mas/yr] | -11.55 (0.04) | -11.525 (0.09) | -11.55 (0.04) | |
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | 15.65 (0.2) | ||||
| V magnitude | 15.64 (0.06) | ||||
| R magnitude | 15.95 (0.6) | ||||
| I magnitude | |||||
| J magnitude | 16.46 (0.1) | 16.46 (0.1) | |||
| H magnitude | 17.94 | 17.94 | |||
| K magnitude | 17.05 | 17.05 | |||
| u magnitude | |||||
| g magnitude | 15.44 (0.2) | ||||
| r magnitude | 15.56 (0.04) | ||||
| i magnitude | 16.59 | ||||
| z magnitude | |||||
| G magnitude | 15.95 (0.003) | 15.97 (0.001) | 15.95 (0.003) | ||
| BP magnitude | 15.83 (0.005) | 15.77 (0.008) | |||
| RP magnitude | 16.20 (0.006) | 16.19 (0.006) | |||
| Pan g magnitude | 15.80 (0.004) | ||||
| Pan r magnitude | 16.19 (0.01) | ||||
| Pan i magnitude | 16.52 (0.005) | ||||
| Pan z magnitude | 16.77 (0.005) | ||||
| Pan y magnitude | 16.96 (0.008) | ||||
| E(B-V) | 0.048 | ||||
* 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.