WD 0419+266

All names: LSPM J0422+2642, WDJ042222.28+264200.65, Gaia DR2 152091973137497216, WD 0419+266, NLTT 13096, LP 358-142, EGGR 418, Gaia DR3 152091973137497216, USNO-B1.0 1167-00056074, J0422+2641, Gaia EDR3 152091973137497216

Parameter Unit Gaia EDR3 Pan-STARRS DR1 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)
Right ascension 04 22 22.77 (0.2) 04 22 22.75 (0.3) 04 22 22.77 04 22 22.28 (0.2) 04 22 22.75 04 22 22.20
Declination 26 41 59.39 (0.1) 26 41 59.43 (0.1) 26 41 59.39 26 42 00.65 (0.1) 26 41 59.43 26 43 00.12
Spectral type DC DC9 DC9 DA DC9 DC9
Effective temperature [K] 5019.0 (41) 5633.0 5372.0 5689.0 (77)
log(g) [cgs] 7.82 (0.03) 8.19 8.03 8.24 (0.03)
Mass [M] 0.465 (0.02) 0.702 0.585 0.739 (0.03)
log(Luminosity) [L]
Cooling age [Gyr] 4.2700 4.4370 4.5810
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] 15.92 (0.2) 15.54 (0.3) 15.54 (0.3) 15.92 15.92 (0.2) 15.54 (0.3)
Distance [pc] 62.82 (0.9) 64.35 (1) 64.36 (1) 62.82 62.82 (0.9) 64.36 (1)
Composition He
Proper motion (right ascension) [mas/yr] 409.2590671 (0.3) 408.5694074 (0.7) 409.259 (0.3) 408.5694074
Proper motion (declination) [mas/yr] -79.02195353 (0.2) -78.87438651 (0.4) -79.022 (0.2) -78.87438651
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 19.70
V magnitude
R magnitude 18.50
I magnitude
J magnitude
H magnitude 17.08 (0.2)
K magnitude 17.20 (0.09)
u magnitude 20.39 (0.05) 20.39 (0.05)
g magnitude 19.11 (0.01)
r magnitude 18.59 (0.009)
i magnitude 18.38 (0.009)
z magnitude 18.33 (0.03)
G magnitude 18.62 (0.02) 18.64 18.62 18.62 (0.003) 18.64
BP magnitude 19.00 (0.02) 18.99 18.99
RP magnitude 18.08 (0.02) 18.03 18.03
Pan g magnitude 19.03 (0.01) 19.03 (0.01)
Pan r magnitude 18.60 (0.01) 18.60 (0.01)
Pan i magnitude 18.41 (0.006) 18.41 (0.006)
Pan z magnitude 18.37 (0.01) 18.37 (0.01)
Pan y magnitude 18.35 (0.04) 18.35 (0.04)
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.