SDSS J085325.68+180428.3

All names: Gaia EDR3 659956497085671296, SDSS J085325.67+180428.3, Gaia DR3 659956497085671296, Gaia DR2 659956497085671296, SDSS J085325.68+180428.3

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 Hardy et al. 2023a MWDD H Gaia DR2 Stilism Simbad Kleinman et al. 2013 Vincent et al. 2023
Right ascension 08 53 25.68 (0.3) 08 53 25.68 08 53 25.68 (0.4) 08 53 25.68 (0.3) 08 53 25.68
Declination 18 04 28.29 (0.1) 18 04 28.33 18 04 28.29 (0.2) 18 04 28.37 (0.1) 18 04 28.34
Spectral type DA DAHM: DAH+M DAHM: DA
Effective temperature [K] 12623.9 (216) 11525.0 10493.0 (127)
log(g) [cgs] 7.48 (0.2) 7.41 8.52 (0.1)
Mass [M] 0.3588710936741279 (0.2) 0.329
log(Luminosity) [L]
Cooling age [Gyr] 0.2223
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] 2.52 (0.3) 2.17 (0.5) 2.52 (0.3)
Distance [pc] 396.16 (47) 460.91 (116) 396.17 (47)
Composition H
Proper motion (right ascension) [mas/yr] -1.340200191 (0.3) -2.672279317 (0.8) -1.34 (0.3)
Proper motion (declination) [mas/yr] -4.980523753 (0.2) -5.469389562 (0.5) -4.981 (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 19.65 (0.03) 19.65 (0.03) 19.67 (0.04)
g magnitude 19.24 (0.01) 19.24 (0.01) 19.27 (0.02)
r magnitude 19.37 (0.01) 19.37 (0.01) 19.39 (0.02)
i magnitude 19.57 (0.02) 19.57 (0.02) 19.58 (0.02)
z magnitude 19.81 (0.07) 19.81 (0.07) 19.80 (0.07)
G magnitude 19.29 (0.03) 19.33 19.29 (0.004)
BP magnitude 19.31 (0.03) 19.24
RP magnitude 19.34 (0.04) 19.22
Pan g magnitude 19.21 (0.009)
Pan r magnitude 19.39 (0.006)
Pan i magnitude 19.63 (0.02)
Pan z magnitude 19.82 (0.03)
Pan y magnitude 20.01 (0.2)
E(B-V) 0.024

* 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.