All names: EQ J1914.4+4539, GALEX J191427.6+453910, 2MASS J19142762+4539094, Gaia DR2 2127335651477025408, Gaia DR3 2127335651477025408, GALEX J191427.7+453910, KeplerJ191428+453911, TIC 158788033, KIC 9211123, LAMOST J191427.61+453909.4
Parameter | Unit | Geier 2020 | Stilism | Simbad |
---|---|---|---|---|
Right ascension | 19 14 28.00 | 19 14 27.62 (0.03) | ||
Declination | 45 39 11.00 | 45 39 09.62 (0.03) | ||
Spectral type | sdOB | sdB | ||
Effective temperature | [K] | 37234.0 (604) | ||
log(g) | [cgs] | 5.59 (0.08) | ||
Mass | [M☉] | |||
log(Luminosity) | [L☉] | |||
Cooling age | [Gyr] | |||
log(H/He) | ||||
log(C/He) | ||||
log(Ca/He) | ||||
log(Ca/H) | ||||
Parallax | [mas] | 0.27 (0.04) | 0.25 (0.04) | |
Distance | [pc] | 3734.13 (573) | 4045.31 (579) | |
Composition | ||||
Proper motion (right ascension) | [mas/yr] | 2.211 (0.09) | 2.324 (0.05) | |
Proper motion (declination) | [mas/yr] | 1.024 (0.08) | 1.605 (0.05) | |
Variability | ||||
Magnetic | ||||
Bd | [MG] | |||
Infrared excess (disk) | ||||
Binarity | ||||
B magnitude | ||||
V magnitude | ||||
R magnitude | ||||
I magnitude | ||||
J magnitude | 16.02 (0.08) | 16.02 (0.08) | ||
H magnitude | 15.57 (0.1) | 15.57 (0.1) | ||
K magnitude | 15.68 (0.2) | 15.68 (0.2) | ||
u magnitude | ||||
g magnitude | 15.89 | |||
r magnitude | ||||
i magnitude | 16.29 | |||
z magnitude | ||||
G magnitude | 15.97 (0.001) | 15.95 (0.003) | ||
BP magnitude | 15.85 (0.005) | |||
RP magnitude | 15.98 (0.004) | |||
Pan g magnitude | 15.89 (0.003) | |||
Pan r magnitude | 16.13 (0.002) | |||
Pan i magnitude | 16.34 (0.002) | |||
Pan z magnitude | 16.46 (0.006) | |||
Pan y magnitude | 16.55 (0.007) | |||
E(B-V) | 0.041 |
* 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.