Gaia DR2 1300212116623817728

All names: SDSS J164323.76+242844.4, Gaia EDR3 1300212116623817728, SDSS J164323.75+242844.3, WDJ164323.75+242844.32, WDJ164323.75+242844.33, Gaia DR2 1300212116623817728, Gaia DR3 1300212116623817728

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 43 23.77 (0.06) 16 43 23.77 16 43 23.77 16 43 23.75 (0.06) 16 43 23.77
Declination 24 28 44.71 (0.08) 24 28 44.70 24 28 44.71 24 28 44.32 (0.08) 24 28 44.70
Spectral type DA DA DA
Effective temperature [K] 5520.0 (26) 5534.0 5254.0 5609.0 (52)
log(g) [cgs] 8.04 (0.01) 8.05 7.86 8.10 (0.02)
Mass [M] 0.612 (0.01) 0.613 0.489 0.645 (0.02)
log(Luminosity) [L]
Cooling age [Gyr] 3.4360 3.6930
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] 17.63 (0.1) 17.58 (0.1) 17.63 17.63 (0.1) 17.58 (0.1)
Distance [pc] 56.71 (0.3) 56.90 (0.4) 56.71 56.71 (0.3) 56.90 (0.4)
Composition H
Proper motion (right ascension) [mas/yr] 18.99462573 (0.09) 18.75923222 (0.2) 18.995 (0.09) 18.75923222
Proper motion (declination) [mas/yr] 24.24468357 (0.1) 23.90446261 (0.3) 24.245 (0.1) 23.90446261
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 19.91 (0.04) 19.91 (0.04)
g magnitude 18.70 (0.008) 18.70 (0.008)
r magnitude 18.22 (0.007) 18.22 (0.007)
i magnitude 18.00 (0.008) 18.00 (0.008)
z magnitude 17.97 (0.02) 17.97 (0.02)
G magnitude 18.22 (0.01) 18.24 18.22 18.22 (0.003) 18.24
BP magnitude 18.61 (0.01) 18.62 18.62
RP magnitude 17.70 (0.01) 17.70 17.70
Pan g magnitude 18.64 (0.007)
Pan r magnitude 18.20 (0.005)
Pan i magnitude 18.02 (0.004)
Pan z magnitude 17.96 (0.01)
Pan y magnitude 17.97 (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.