WD 1054+419

All names: SDSS J105703.38+414511.1, ** LDS 4040B, USNO-B1.0 1317-00232190, LP 214-10, WD 1054+419, Gaia EDR3 778326792196212352, J1057+4145, GALEX J105703.5+414511, Gaia DR2 778326792196212352, Gaia DR3 778326792196212352, WDS J10572+4143B, WDJ105703.39+414511.49

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 Kilic et al. 2025 Caron et al. 2023 MWDD H MWDD HE Gaia DR2 Stilism Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018 White Dwarf Catalog (McCook & Sion 1999) Vincent et al. 2023
Right ascension 10 57 03.34 (0.1) 10 57 03.38 10 57 03.34 (0.1) 10 57 03.34 10 57 03.39 (0.1) 10 57 03.34 10 57 14.28
Declination 41 45 09.51 (0.1) 41 45 11.11 41 45 09.57 (0.2) 41 45 09.51 41 45 11.50 (0.1) 41 45 09.57 41 42 56.88
Spectral type DC DC DC DC DC DC DC: DC
Effective temperature [K] 6849.0 (40) 6975.0 (40) 7395.0 7116.0 6665.0 (172)
log(g) [cgs] 8.07 (0.02) 8.08 (0.03) 8.29 8.19 8.05 (0.04)
Mass [M] 0.617 (0.02) 0.626 (0.02) 0.78 0.696 0.606 (0.04)
log(Luminosity) [L]
Cooling age [Gyr] 1.8300 2.3400 2.1490
log(H/He) -3.4 -3.4
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] 11.98 (0.2) 11.77 (0.2) 11.77 (0.2) 11.98 11.98 (0.2) 11.77 (0.2)
Distance [pc] 83.50 (1) 84.96 (2) 84.96 (2) 83.50 83.50 (1) 84.96 (2)
Composition He
Proper motion (right ascension) [mas/yr] -38.60028848 (0.1) -39.00037362 (0.3) -38.6 (0.1) -39.00037362
Proper motion (declination) [mas/yr] -124.2921024 (0.1) -123.8010014 (0.3) -124.292 (0.1) -123.8010014
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity yes
B magnitude 18.70
V magnitude 17.60
R magnitude 18.60
I magnitude
J magnitude 17.91 (0.06)
H magnitude
K magnitude
u magnitude 18.96 (0.02) 18.93 (0.02) 18.97 (0.02) 18.97 (0.02)
g magnitude 18.49 (0.007) 18.49 (0.007) 18.49 (0.007)
r magnitude 18.34 (0.008) 18.34 (0.008) 18.34 (0.008)
i magnitude 18.30 (0.01) 18.30 (0.01) 18.30 (0.01)
z magnitude 18.41 (0.03) 18.40 (0.03) 18.40 (0.03)
G magnitude 18.30 (0.01) 18.33 18.30 18.30 (0.003) 18.33
BP magnitude 18.48 (0.01) 18.50 18.50
RP magnitude 17.96 (0.02) 17.99 17.99
Pan g magnitude 18.47 (0.005) 18.47 (0.004)
Pan r magnitude 18.33 (0.009) 18.33 (0.008)
Pan i magnitude 18.34 (0.006) 18.34 (0.006)
Pan z magnitude 18.39 (0.005) 18.39 (0.006)
Pan y magnitude 18.47 (0.01) 18.46 (0.02)
E(B-V) 0.004

* 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.