Gaia DR2 1189269297437549056

All names: SDSS J154359.84+103620.6, SDSS J154359.85+103620.6, WDJ154359.88+103620.67, Gaia EDR3 1189269297437549056, Gaia DR2 1189269297437549056, WDJ154359.88+103620.68, Gaia DR3 1189269297437549056

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 15 43 59.78 (0.2) 15 43 59.78 15 43 59.78 15 43 59.88 (0.2) 15 43 59.78
Declination 10 36 20.39 (0.2) 10 36 20.39 10 36 20.39 10 36 20.69 (0.2) 10 36 20.39
Spectral type DA DA: DA
Effective temperature [K] 5893.0 (68) 5889.0 5638.0 6205.0 (196)
log(g) [cgs] 8.33 (0.03) 8.35 8.21 8.44 (0.06)
Mass [M] 0.799 (0.03) 0.815 0.706 0.875 (0.05)
log(Luminosity) [L]
Cooling age [Gyr] 4.8520 5.1120
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] 12.32 (0.3) 12.55 (0.3) 12.32 12.32 (0.3) 12.55 (0.3)
Distance [pc] 81.18 (2) 79.68 (2) 81.18 81.18 (2) 79.68 (2)
Composition H
Proper motion (right ascension) [mas/yr] -91.73318315 (0.3) -92.12215614 (0.6) -91.733 (0.3) -92.12215614
Proper motion (declination) [mas/yr] -18.83124177 (0.3) -18.11675341 (0.5) -18.831 (0.3) -18.11675341
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 20.51 (0.06) 20.48 (0.07)
g magnitude 19.52 (0.01) 19.53 (0.01)
r magnitude 19.10 (0.01) 19.15 (0.01)
i magnitude 18.99 (0.02) 18.97 (0.01)
z magnitude 18.90 (0.05) 18.98 (0.05)
G magnitude 19.12 (0.04) 19.15 19.12 19.12 (0.004) 19.15
BP magnitude 19.40 (0.04) 19.48 19.48
RP magnitude 18.65 (0.03) 18.66 18.66
Pan g magnitude 19.47 (0.02)
Pan r magnitude 19.11 (0.005)
Pan i magnitude 18.98 (0.01)
Pan z magnitude 18.95 (0.02)
Pan y magnitude 18.99 (0.04)
E(B-V) 0.007

* 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.