All names: KIS J192024.87+501722.1, EQ J1920+5017, PSO J290.1036+50.2894, Gaia DR2 2133056165659732480, Gaia EDR3 2133056165659732480, KIC 11911480, Gaia DR3 2133056165659732480
| Parameter | Unit | Gaia EDR3 | Stilism | Greiss et al. 2016 | Vincent et al. 2024 | Simbad |
|---|---|---|---|---|---|---|
| Right ascension | 19 20 24.87 (0.08) | 19 20 24.87 | 19 20 24.89 (0.08) | |||
| Declination | 50 17 22.50 (0.09) | 50 17 22.50 | 50 17 21.05 (0.09) | |||
| Spectral type | DA | DA | ||||
| Effective temperature | [K] | 12160.0 | 11649.0 (302) | |||
| log(g) | [cgs] | 7.94 | 8.02 (0.03) | |||
| Mass | [M☉] | 0.616 (0.03) | ||||
| log(Luminosity) | [L☉] | |||||
| Cooling age | [Gyr] | |||||
| log(H/He) | ||||||
| log(C/He) | ||||||
| log(Ca/He) | ||||||
| log(Ca/H) | ||||||
| Parallax | [mas] | 5.50 (0.09) | 5.50 | 5.50 (0.09) | ||
| Distance | [pc] | 181.90 (3) | 181.90 | 181.90 (3) | ||
| Composition | ||||||
| Proper motion (right ascension) | [mas/yr] | -8.639 (0.1) | -8.639 (0.1) | |||
| Proper motion (declination) | [mas/yr] | 90.645 (0.1) | 90.645 (0.1) | |||
| Variability | VAR | |||||
| Magnetic | ||||||
| Bd | [MG] | |||||
| Infrared excess (disk) | ||||||
| Binarity | ||||||
| B magnitude | ||||||
| V magnitude | 18.10 | |||||
| R magnitude | ||||||
| I magnitude | ||||||
| J magnitude | ||||||
| H magnitude | ||||||
| K magnitude | ||||||
| u magnitude | ||||||
| g magnitude | 18.01 (0.006) | |||||
| r magnitude | 18.17 (0.007) | |||||
| i magnitude | 18.37 (0.008) | |||||
| z magnitude | 18.59 (0.006) | |||||
| G magnitude | 18.06 (0.003) | 18.06 | 18.06 (0.003) | |||
| BP magnitude | 18.12 (0.02) | |||||
| RP magnitude | 18.08 (0.02) | |||||
| Pan g magnitude | ||||||
| Pan r magnitude | ||||||
| Pan i magnitude | ||||||
| Pan z magnitude | ||||||
| Pan y magnitude | ||||||
| E(B-V) | 0.014 | |||||
| Period #1 | [s] | 172.9 | ||||
| Amplitude #1 | [mma] | |||||
| Period #2 | [s] | 173.0 | ||||
| Amplitude #2 | [mma] | |||||
| Period #3 | [s] | 202.5 | ||||
| Amplitude #3 | [mma] | |||||
| Period #4 | [s] | 202.6 | ||||
| Amplitude #4 | [mma] | |||||
| Period #5 | [s] | 259.1 | ||||
| Amplitude #5 | [mma] | |||||
| Period #6 | [s] | 259.3 | ||||
| Amplitude #6 | [mma] | |||||
| Period #7 | [s] | 259.4 | ||||
| Amplitude #7 | [mma] | |||||
| Period #8 | [s] | 290.6 | ||||
| Amplitude #8 | [mma] | |||||
| Period #9 | [s] | 290.8 | ||||
| Amplitude #9 | [mma] | |||||
| Period #10 | [s] | 291.0 | ||||
| Amplitude #10 | [mma] | |||||
| Period #11 | [s] | 324.1 | ||||
| Amplitude #11 | [mma] | |||||
| Period #12 | [s] | 324.3 | ||||
| Amplitude #12 | [mma] | |||||
| Period #13 | [s] | 324.5 | ||||
| Amplitude #13 | [mma] | |||||
| Period #14 | [s] | 0.9 | ||||
| Amplitude #14 | [mma] | |||||
* 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.