HS 0039+4302

All names: FBS 0039+430, V* V429 And, GALEX J004242.3+431900, HS0039+4302, HS 0039+4302, 2MASS J00424239+4319009, Balloon 84041013, Gaia DR3 387533868326227456, Gaia EDR3 387533868326227456, Gaia DR2 387533868326227456, TIC 191442416, FBS B 210

Parameter Unit Gaia EDR3 Geier 2020 Stilism Simbad
Right ascension 00 42 42.40 (0.04) 00 42 42.37 00 42 42.40 (0.04)
Declination 43 19 00.89 (0.03) 43 19 00.95 43 19 00.85 (0.03)
Spectral type sdBV sdB
Effective temperature [K] 32300.0 (800)
log(g) [cgs] 5.70 (0.1)
Mass [M☉]
log(Luminosity) [L☉]
Cooling age [Gyr]
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
Parallax [mas] 0.76 (0.04) 0.52 (0.1) 0.76 (0.04)
Distance [pc] 1324.15 (78) 1933.11 (400) 1324.15 (78)
Composition
Proper motion (right ascension) [mas/yr] 4.389 (0.04) 4.23 (0.1) 4.389 (0.04)
Proper motion (declination) [mas/yr] 2.522 (0.03) 2.148 (0.2) 2.522 (0.03)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 15.10
V magnitude
R magnitude
I magnitude
J magnitude 15.98 (0.07) 15.98 (0.07)
H magnitude 16.18 (0.2) 16.18 (0.2)
K magnitude 15.84
u magnitude
g magnitude
r magnitude
i magnitude
z magnitude
G magnitude 15.43 (0.003) 15.45 (0.0008) 15.43 (0.003)
BP magnitude 15.31 (0.004) 15.28 (0.007)
RP magnitude 15.68 (0.005) 15.68 (0.004)
Pan g magnitude 15.28 (0.005)
Pan r magnitude 15.66 (0.002)
Pan i magnitude 16.00 (0.003)
Pan z magnitude 16.27 (0.004)
Pan y magnitude 16.44 (0.002)
E(B-V) 0.064

* 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.