TYC 7709-376-1

All names: Gaia DR3 5442024044243183232, CRTS J102321.9-373659, GSC 07709-00376, ASAS J102322-3737.0, ASAS102322-3737, TYC 7709-376-1, Gaia DR2 5442024044243183232, Gaia EDR3 5442024044243183232, 2MASS J10232189-3736598, TIC 73764693

Parameter Unit Gaia EDR3 Geier 2020 Stilism Simbad
Right ascension 10 23 21.85 (0.02) 10 23 21.90 10 23 21.89 (0.02)
Declination -37 37 00.23 (0.03) -37 37 00.00 -37 36 59.91 (0.03)
Spectral type sdB+dM sdB+dM
Effective temperature [K] 28400.0 (500)
log(g) [cgs] 5.60 (0.05)
Mass [M☉]
log(Luminosity) [L☉]
Cooling age [Gyr]
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
Parallax [mas] 3.54 (0.04) 3.74 (0.06) 3.54 (0.04)
Distance [pc] 282.22 (3) 267.45 (4) 282.22 (3)
Composition
Proper motion (right ascension) [mas/yr] -33.133 (0.03) -33.259 (0.06) -33.133 (0.03)
Proper motion (declination) [mas/yr] -19.799 (0.04) -20.126 (0.09) -19.799 (0.04)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 11.43 (0.07)
V magnitude 11.51 (0.1)
R magnitude
I magnitude
J magnitude 12.03 (0.02) 12.03 (0.02)
H magnitude 12.11 (0.03) 12.11 (0.03)
K magnitude 12.20 (0.03) 12.20 (0.03)
u magnitude
g magnitude
r magnitude
i magnitude
z magnitude
G magnitude 11.69 (0.004) 11.71 (0.003) 11.69 (0.004)
BP magnitude 11.56 (0.008) 11.51 (0.009)
RP magnitude 11.91 (0.01) 11.91 (0.01)
Pan g magnitude
Pan r magnitude
Pan i magnitude
Pan z magnitude
Pan y magnitude
E(B-V) 0.034

* Constant surface field

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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.