SDSS J163554.67+164426.1

All names: SDSS J163554.67+164426.2, Gaia DR3 4466016189630527616, Gaia DR2 4466016189630527616, SDSS J163554.67+164426.16, SDSS J163554.67+164426.1, Gaia EDR3 4466016189630527616

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR10 MWDD H Gaia DR2 Stilism Kepler et al. 2015 Vincent et al. 2024 Simbad Vincent et al. 2023
Right ascension 16 35 54.70 (0.2) 16 35 54.67 16 35 54.70 (0.2) 16 35 54.70 16 35 54.66 (0.2)
Declination 16 44 25.37 (0.2) 16 44 26.18 16 44 25.41 (0.2) 16 44 25.37 16 44 26.58 (0.2)
Spectral type DA: DA: DA DA DA
Effective temperature [K] 7289.0 7141.0 (56) 7246.0 (274)
log(g) [cgs] 7.95 7.74 (0.1) 7.96 (0.09)
Mass [M] 0.56 0.474 (0.04) 0.568 (0.07)
log(Luminosity) [L]
Cooling age [Gyr] 1.2700
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] 5.89 (0.3) 5.85 (0.3) 5.89 5.89 (0.3)
Distance [pc] 169.65 (8) 170.86 (1e+01) 169.65 169.65 (8)
Composition H
Proper motion (right ascension) [mas/yr] 31.65488162 (0.3) 31.66616649 (0.5) 31.655 (0.3)
Proper motion (declination) [mas/yr] -75.27216149 (0.2) -75.35908137 (0.4) -75.272 (0.2)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 20.16 (0.04) 20.17 (0.05) 20.16 (0.04)
g magnitude 19.58 (0.01) 19.59 (0.02) 19.58 (0.01)
r magnitude 19.40 (0.01) 19.39 (0.02) 19.40 (0.01)
i magnitude 19.39 (0.02) 19.38 (0.02) 19.39 (0.02)
z magnitude 19.53 (0.06) 19.50 (0.06) 19.53 (0.06)
G magnitude 19.39 (0.04) 19.43 19.39 19.39 (0.004)
BP magnitude 19.65 (0.04) 19.54
RP magnitude 19.16 (0.03) 19.11
Pan g magnitude 19.53 (0.01)
Pan r magnitude 19.39 (0.01)
Pan i magnitude 19.40 (0.005)
Pan z magnitude 19.47 (0.03)
Pan y magnitude 19.39 (0.07)
E(B-V) 0.043

* 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.