Gaia DR2 3221744063532438400

All names: Gaia DR3 3221744063532438400, SDSS J052117.76+005813.7, SDSS J052117.77+005813.8, WDJ052117.74+005813.41, Gaia EDR3 3221744063532438400, Gaia DR2 3221744063532438400

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 05 21 17.93 (0.2) 05 21 17.92 05 21 17.93 05 21 17.74 (0.2) 05 21 17.92
Declination 00 58 16.62 (0.1) 00 58 16.52 00 58 16.62 00 58 13.42 (0.1) 00 58 16.52
Spectral type DA DA: DA
Effective temperature [K] 5072.0 (44) 5086.0 4773.0 5160.0 (66)
log(g) [cgs] 8.11 (0.03) 8.14 7.93 8.17 (0.03)
Mass [M] 0.651 (0.02) 0.666 0.528 0.69 (0.03)
log(Luminosity) [L]
Cooling age [Gyr] 6.7340 5.6000
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
log(C/H)
log(N/H)
log(O/H)
log(Na/H)
log(Mg/H)
log(Al/H)
log(Si/H)
log(P/H)
log(S/H)
log(Sc/H)
log(Ti/H)
log(Cr/H)
log(Mn/H)
log(Fe/H)
log(Ni/H)
Parallax [mas] 15.58 (0.2) 15.71 (0.3) 15.58 15.58 (0.2) 15.71 (0.3)
Distance [pc] 64.20 (0.9) 63.65 (1) 64.20 64.21 (0.9) 63.65 (1)
Composition H
Proper motion (right ascension) [mas/yr] 174.3400287 (0.2) 174.1253496 (0.6) 174.34 (0.2) 174.1253496
Proper motion (declination) [mas/yr] 200.3906601 (0.2) 200.5878265 (0.5) 200.391 (0.2) 200.5878265
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 21.19 (0.1) 21.20 (0.08)
g magnitude 19.59 (0.01) 19.64 (0.01)
r magnitude 18.93 (0.01) 18.95 (0.01)
i magnitude 18.69 (0.01) 18.70 (0.01)
z magnitude 18.60 (0.03) 18.60 (0.04)
G magnitude 18.99 (0.02) 19.01 18.99 18.99 (0.003) 19.01
BP magnitude 19.45 (0.02) 19.48 19.48
RP magnitude 18.42 (0.02) 18.37 18.37
Pan g magnitude 19.54 (0.01)
Pan r magnitude 18.93 (0.01)
Pan i magnitude 18.73 (0.01)
Pan z magnitude 18.65 (0.01)
Pan y magnitude 18.58 (0.02)
E(B-V) 0.001

* 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.