SDSS J203515.76+144550.5

All names: SDSS J203515.75+144550.4, SDSS J203515.76+144550.4, Gaia DR2 1804514669577390720, Gaia DR3 1804514669577390720, Gaia EDR3 1804514669577390720, SDSS J203515.76+144550.5

Parameter Unit Gaia EDR3 Pan-STARRS DR1 MWDD H Gaia DR2 Stilism Simbad Kleinman et al. 2013 Vincent et al. 2023
Right ascension 20 35 15.77 (0.3) 20 35 15.77 (0.3) 20 35 15.76 (0.3) 20 35 15.76
Declination 14 45 50.72 (0.2) 14 45 50.71 (0.3) 14 45 50.29 (0.2) 14 45 50.50
Spectral type DA DA DA DA
Effective temperature [K] 11074.0 11831.0 (117)
log(g) [cgs] 7.93 8.14 (0.05)
Mass [M] 0.566 0.684 (0.03)
log(Luminosity) [L]
Cooling age [Gyr] 0.4246
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] 2.86 (0.4) 2.83 (0.4) 2.86 (0.4)
Distance [pc] 350.11 (45) 353.16 (53) 350.10 (45)
Composition H
Proper motion (right ascension) [mas/yr] 12.25696739 (0.4) 12.29334718 (0.6) 12.257 (0.4)
Proper motion (declination) [mas/yr] 26.8254286 (0.4) 26.16310336 (0.6) 26.825 (0.4)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 19.84 (0.04) 19.84 (0.04)
g magnitude 19.42 (0.02) 19.42 (0.02)
r magnitude 19.61 (0.02) 19.61 (0.02)
i magnitude 19.75 (0.05) 19.75 (0.05)
z magnitude 20.14 (0.1) 20.14 (0.1)
G magnitude 19.50 (0.04) 19.55 19.50 (0.005)
BP magnitude 19.49 (0.04) 19.40
RP magnitude 19.69 (0.06) 19.27
Pan g magnitude 19.44 (0.01)
Pan r magnitude 19.63 (0.006)
Pan i magnitude 19.83 (0.02)
Pan z magnitude 20.01 (0.03)
Pan y magnitude 19.77 (0.06)
E(B-V) 0.055

* 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.