All names: TIC 206464136, HE2201-2113, GALEX J220406.6-205910, Gaia DR3 6820445213220865664, Gaia DR2 6820445213220865664, EC 22013-2113, 2MASS J22040671-2059088, Gaia EDR3 6820445213220865664, HE 2201-2113
Parameter | Unit | Gaia EDR3 | Geier 2020 | Stilism | Simbad |
---|---|---|---|---|---|
Right ascension | 22 04 06.73 (0.05) | 22 04 06.70 | 22 04 06.72 (0.05) | ||
Declination | -20 59 08.95 (0.03) | -20 59 09.30 | -20 59 08.94 (0.03) | ||
Spectral type | sdB | 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] | 0.56 (0.06) | 0.47 (0.08) | 0.56 (0.06) | |
Distance | [pc] | 1797.59 (192) | 2118.64 (349) | 1797.59 (192) | |
Composition | |||||
Proper motion (right ascension) | [mas/yr] | 6.997 (0.06) | 7.147 (0.2) | 6.997 (0.06) | |
Proper motion (declination) | [mas/yr] | -0.938 (0.04) | -0.766 (0.1) | -0.938 (0.04) | |
Variability | |||||
Magnetic | |||||
Bd | [MG] | ||||
Infrared excess (disk) | |||||
Binarity | |||||
B magnitude | |||||
V magnitude | 15.90 | ||||
R magnitude | |||||
I magnitude | |||||
J magnitude | 16.48 (0.1) | 16.48 (0.1) | |||
H magnitude | 16.13 (0.2) | 16.13 (0.2) | |||
K magnitude | 16.03 | ||||
u magnitude | |||||
g magnitude | |||||
r magnitude | |||||
i magnitude | |||||
z magnitude | |||||
G magnitude | 15.86 (0.003) | 15.88 (0.002) | 15.86 (0.003) | ||
BP magnitude | 15.74 (0.004) | 15.68 (0.009) | |||
RP magnitude | 16.11 (0.005) | 16.11 (0.004) | |||
Pan g magnitude | 15.73 (0.003) | ||||
Pan r magnitude | 16.10 (0.003) | ||||
Pan i magnitude | 16.45 (0.002) | ||||
Pan z magnitude | 16.70 (0.005) | ||||
Pan y magnitude | 16.87 (0.008) | ||||
E(B-V) | 0.019 |
* 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.