Gaia DR2 4463261431966304768

All names: Gaia EDR3 4463261431966304768, J1622+1309, WDJ162232.58+130948.76, WDJ162232.58+130948.77, SDSS J162232.57+130949.0, Gaia DR3 4463261431966304768, Gaia DR2 4463261431966304768, SDSS J162232.58+130948.9

Parameter Unit Gaia EDR3 Pan-STARRS DR1 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 Vincent et al. 2023
Right ascension 16 22 32.55 (0.2) 16 22 32.55 16 22 32.55 16 22 32.58 (0.2) 16 22 32.55
Declination 13 09 49.86 (0.2) 13 09 49.83 13 09 49.86 13 09 48.76 (0.2) 13 09 49.83
Spectral type DC DC DA DC DC
Effective temperature [K] 5017.0 (53) 5226.0 (54) 5435.0 5144.0 5508.0 (122)
log(g) [cgs] 7.81 (0.03) 7.91 (0.04) 8.05 7.85 8.16 (0.05)
Mass [M] 0.462 (0.02) 0.517 (0.03) 0.612 0.484 0.684 (0.05)
log(Luminosity) [L]
Cooling age [Gyr] 4.4200 3.8690 3.9870
log(H/He) -5.0
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] 13.83 (0.2) 13.21 (0.4) 13.21 (0.4) 13.83 13.83 (0.2) 13.21 (0.4)
Distance [pc] 72.30 (1) 75.70 (2) 75.69 (2) 72.30 72.30 (1) 75.69 (2)
Composition He
Proper motion (right ascension) [mas/yr] -31.62662885 (0.2) -30.61457209 (0.4) -31.627 (0.2) -30.61457209
Proper motion (declination) [mas/yr] 68.6567243 (0.2) 68.54287311 (0.4) 68.657 (0.2) 68.54287311
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude 17.95 (0.04)
H magnitude
K magnitude
u magnitude 20.47 (0.06) 20.35 (0.05) 20.47 (0.06)
g magnitude 19.41 (0.01) 19.41 (0.01)
r magnitude 18.88 (0.01) 18.90 (0.01)
i magnitude 18.69 (0.01) 18.73 (0.01)
z magnitude 18.61 (0.03) 18.65 (0.04)
G magnitude 18.92 (0.04) 18.95 18.92 18.92 (0.004) 18.95
BP magnitude 19.34 (0.04) 19.28 19.28
RP magnitude 18.36 (0.02) 18.35 18.35
Pan g magnitude 19.36 (0.02) 19.36 (0.02)
Pan r magnitude 18.90 (0.006) 18.90 (0.005)
Pan i magnitude 18.73 (0.004) 18.73 (0.005)
Pan z magnitude 18.64 (0.02) 18.64 (0.02)
Pan y magnitude 18.64 (0.02) 18.64 (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.