GALEX J044031.0+575531

All names: Gaia DR3 278689364004190464, Gaia DR2 278689364004190464, SDSSJ044031.12+575535.1, SDSS J044031.12+575535.1, GALEX J044031.0+575531, SDSS J044031.13+575534.8

Parameter Unit Geier 2020 Stilism Simbad
Right ascension 04 40 31.13 04 40 31.14 (0.2)
Declination 57 55 34.86 57 55 34.83 (0.2)
Spectral type sd sd+F/G
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] 1.38 (0.5) 1.36 (0.3)
Distance [pc] 726.96 (240) 734.38 (150)
Composition
Proper motion (right ascension) [mas/yr] 1.606 (0.6) 2.164 (0.3)
Proper motion (declination) [mas/yr] 2.677 (0.5) 2.662 (0.2)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude 16.36 (0.1)
H magnitude 15.48 (0.1)
K magnitude 15.21 (0.1)
u magnitude 24.71 (0.8) 24.71 (0.8)
g magnitude 21.50 (0.04) 21.50 (0.04)
r magnitude 19.74 (0.02) 19.74 (0.02)
i magnitude 18.46 (0.01) 18.46 (0.01)
z magnitude 17.77 (0.02) 17.77 (0.02)
G magnitude 19.23 (0.004) 19.21 (0.004)
BP magnitude 20.25 (0.1)
RP magnitude 17.98 (0.02)
Pan g magnitude 21.26 (0.04)
Pan r magnitude 19.66 (0.05)
Pan i magnitude 18.47 (0.009)
Pan z magnitude 17.89 (0.009)
Pan y magnitude 17.59 (0.01)
E(B-V) 0.181

* 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.