UCAC4 182-207205

All names: Gaia EDR3 6650588636874683520, Gaia DR3 6650587777885099904, GALEXJ18565-5347, 2MASS J18563458-5347471, TIC 6593243, UCAC4 182-207205, Gaia DR2 6650587777885099904

Parameter Unit Gaia EDR3 Geier 2020 Stilism Simbad
Right ascension 18 56 38.78 (0.6) 18 56 34.69 18 56 34.57 (0.03)
Declination -53 46 20.61 (0.6) -53 47 46.96 -53 47 47.19 (0.03)
Spectral type sdO sdO
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] 2.82 (0.8) 0.33 (0.05) 0.17 (0.04)
Distance [pc] 355.23 (104) 2989.54 (442) 5878.89 (1414)
Composition
Proper motion (right ascension) [mas/yr] 5.034 (0.7) -5.817 (0.07) -5.868 (0.03)
Proper motion (declination) [mas/yr] -4.649 (0.6) -13.909 (0.06) -13.906 (0.03)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude 14.63 (0.1)
I magnitude
J magnitude 14.85 (0.07) 14.85 (0.07)
H magnitude 14.85 (0.1) 14.85 (0.1)
K magnitude 13.15
u magnitude
g magnitude
r magnitude
i magnitude
z magnitude
G magnitude 20.64 (0.009) 14.34 (0.0007) 14.32 (0.003)
BP magnitude 20.92 (0.2) 14.09 (0.008)
RP magnitude 19.58 (0.1) 14.56 (0.002)
Pan g magnitude
Pan r magnitude
Pan i magnitude
Pan z magnitude
Pan y magnitude
E(B-V) 0.053

* Constant surface field

Special notes:

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Absorption lines

Photometric filters

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ugriz

Photometric fit




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.