Gaia DR2 4358305011212780032

All names: SDSS J163437.17-014229.9, Gaia DR3 4358305011212780032, SDSS J163437.18-014229.9, Gaia EDR3 4358305011212780032, Gaia DR2 4358305011212780032, WDJ163437.19-014229.88

Parameter Unit Gaia EDR3 Pan-STARRS DR1 Kilic et al. 2025 MWDD H MWDD HE Gaia DR2 Stilism Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018
Right ascension 16 34 37.03 (0.2) 16 34 37.03 16 34 37.03 16 34 37.19 (0.2) 16 34 37.03
Declination -01 42 30.66 (0.09) -01 42 30.64 -01 42 30.66 -01 42 29.89 (0.09) -01 42 30.64
Spectral type DC DA DA
Effective temperature [K] 4928.0 (46) 5344.0 5053.0 5395.0 (74)
log(g) [cgs] 7.70 (0.03) 7.98 7.78 8.01 (0.04)
Mass [M] 0.402 (0.02) 0.57 0.445 0.59 (0.03)
log(Luminosity) [L]
Cooling age [Gyr] 3.6610 3.5900
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
log(N/He)
log(O/He)
log(Na/He)
log(Mg/He)
log(Al/He)
log(Si/He)
log(P/He)
log(S/He)
log(Cl/He)
log(Sc/He)
log(Ti/He)
log(V/He)
log(Cr/He)
log(Mn/He)
log(Fe/He)
log(Co/He)
log(Ni/He)
log(Cu/He)
log(Zn/He)
log(Ga/He)
log(Ge/He)
log(Sr/He)
Parallax [mas] 13.98 (0.2) 14.00 (0.3) 13.98 13.98 (0.2) 14.00 (0.3)
Distance [pc] 71.55 (1) 71.41 (2) 71.55 71.55 (1) 71.41 (2)
Composition He
Proper motion (right ascension) [mas/yr] -147.4905254 (0.3) -147.5963432 (0.6) -147.491 (0.3) -147.5963432
Proper motion (declination) [mas/yr] -48.45939396 (0.2) -48.71791712 (0.3) -48.459 (0.2) -48.71791712
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 20.80 (0.1) 20.80 (0.1)
g magnitude 19.34 (0.02) 19.34 (0.02)
r magnitude 18.75 (0.01) 18.75 (0.01)
i magnitude 18.55 (0.02) 18.55 (0.02)
z magnitude 18.42 (0.06) 18.42 (0.06)
G magnitude 18.81 (0.03) 18.82 18.81 18.81 (0.003) 18.82
BP magnitude 19.20 (0.03) 19.23 19.23
RP magnitude 18.24 (0.02) 18.21 18.21
Pan g magnitude 19.25 (0.01)
Pan r magnitude 18.75 (0.006)
Pan i magnitude 18.55 (0.007)
Pan z magnitude 18.49 (0.01)
Pan y magnitude 18.47 (0.03)
E(B-V) 0.002

* 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.