All names: KIC12021724, KIC 12021724, TIC 27766711, 2MASS J19441275+5029393, EQ J1944.2+5029, Gaia EDR3 2135353702585217920, Gaia DR3 2135353702585217920, Gaia DR2 2135353702585217920, LAMOST J194412.75+502939.3
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|---|
| Right ascension | 19 44 12.77 (0.03) | 19 44 12.75 | 19 44 12.77 (0.03) | ||
| Declination | 50 29 39.11 (0.03) | 50 29 39.30 | 50 29 39.09 (0.03) | ||
| Spectral type | sdB | sdB | |||
| Effective temperature | [K] | 26309.0 (596) | |||
| log(g) | [cgs] | 5.20 (0.07) | |||
| Mass | [M☉] | ||||
| log(Luminosity) | [L☉] | ||||
| Cooling age | [Gyr] | ||||
| log(H/He) | |||||
| log(C/He) | |||||
| log(Ca/He) | |||||
| log(Ca/H) | |||||
| Parallax | [mas] | 0.63 (0.03) | 0.64 (0.04) | 0.63 (0.03) | |
| Distance | [pc] | 1585.79 (72) | 1573.07 (104) | 1585.79 (72) | |
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | 4.682 (0.03) | 4.758 (0.08) | 4.682 (0.03) | |
| Proper motion (declination) | [mas/yr] | 1.033 (0.04) | 1.22 (0.08) | 1.033 (0.04) | |
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | |||||
| V magnitude | |||||
| R magnitude | |||||
| I magnitude | |||||
| J magnitude | 16.01 (0.07) | 16.01 (0.07) | |||
| H magnitude | 16.08 (0.1) | 16.08 (0.1) | |||
| K magnitude | 16.70 | ||||
| u magnitude | |||||
| g magnitude | 15.28 | ||||
| r magnitude | |||||
| i magnitude | 16.02 | ||||
| z magnitude | |||||
| G magnitude | 15.46 (0.003) | 15.48 (0.0006) | 15.46 (0.003) | ||
| BP magnitude | 15.35 (0.003) | 15.30 (0.007) | |||
| RP magnitude | 15.69 (0.005) | 15.68 (0.004) | |||
| Pan g magnitude | 15.31 (0.002) | ||||
| Pan r magnitude | 15.69 (0.002) | ||||
| Pan i magnitude | 16.02 (0.003) | ||||
| Pan z magnitude | 16.28 (0.004) | ||||
| Pan y magnitude | 16.42 (0.005) | ||||
| E(B-V) | 0.052 | ||||
* 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.