Gaia DR2 939579041518246272

All names: GALEX J070241.2+343800, Gaia DR3 939579041518246272, Gaia DR2 939579041518246272, LAMOSTJ070241.30+343759.5, LAMOST J070241.29+343759.4, Gaia EDR3 939579041518246272

Parameter Unit Gaia EDR3 Geier 2020 Stilism Simbad
Right ascension 07 02 41.30 (0.1) 07 02 41.30 07 02 41.30 (0.1)
Declination 34 37 59.48 (0.09) 34 37 59.47 34 37 59.53 (0.09)
Spectral type sdB sdOB
Effective temperature [K] 34060.0 (500)
log(g) [cgs] 5.84 (0.2)
Mass [M☉]
log(Luminosity) [L☉]
Cooling age [Gyr]
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
Parallax [mas] 0.35 (0.1) 0.45 (0.1) 0.35 (0.1)
Distance [pc] 2853.88 (869) 2239.14 (634) 2853.88 (869)
Composition
Proper motion (right ascension) [mas/yr] 0.087 (0.1) 0.072 (0.3) 0.087 (0.1)
Proper motion (declination) [mas/yr] -2.871 (0.1) -2.776 (0.3) -2.871 (0.1)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude
g magnitude
r magnitude
i magnitude
z magnitude
G magnitude 17.05 (0.003) 17.09 (0.003) 17.05 (0.003)
BP magnitude 16.92 (0.009) 16.87 (0.01)
RP magnitude 17.32 (0.02) 17.27 (0.03)
Pan g magnitude 16.89 (0.004)
Pan r magnitude 17.29 (0.004)
Pan i magnitude 17.64 (0.004)
Pan z magnitude 17.90 (0.01)
Pan y magnitude 18.07 (0.02)
E(B-V) 0.049

* 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.