SDSS J115338.18+312448.7

All names: CSO 114, Gaia DR3 4021342901031496576, Gaia DR2 4021342901031496576, SDSS J115338.18+312448.7, SDSS J115338.19+312448.7, SDSS J115338.19+312448.8, Gaia EDR3 4021342901031496576, GALEX J115338.2+312448

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 MWDD H Gaia DR2 Stilism Vincent et al. 2024 Simbad Kleinman et al. 2013 Vincent et al. 2023
Right ascension 11 53 38.20 (0.1) 11 53 38.19 11 53 38.20 (0.1) 11 53 38.20 11 53 38.18 (0.1) 11 53 38.19
Declination 31 24 47.63 (0.08) 31 24 48.76 31 24 47.68 (0.09) 31 24 47.63 31 24 49.19 (0.08) 31 24 48.78
Spectral type DA DA DA DA DA
Effective temperature [K] 8913.0 9441.0 (206) 9091.0 (36)
log(g) [cgs] 7.92 8.04 (0.04) 8.13 (0.06)
Mass [M] 0.553 0.626 (0.03) 0.672 (0.04)
log(Luminosity) [L]
Cooling age [Gyr] 0.7326
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] 8.70 (0.1) 8.73 (0.2) 8.70 8.70 (0.1)
Distance [pc] 114.98 (2) 114.51 (2) 114.98 114.98 (2)
Composition H
Proper motion (right ascension) [mas/yr] 17.09798212 (0.1) 16.72937478 (0.3) 17.098 (0.1)
Proper motion (declination) [mas/yr] -97.4550002 (0.1) -97.47300803 (0.2) -97.455 (0.1)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 18.22 (0.01) 18.22 (0.01) 18.23 (0.02)
g magnitude 17.76 (0.006) 17.76 (0.006) 17.79 (0.01)
r magnitude 17.81 (0.006) 17.81 (0.006) 17.81 (0.02)
i magnitude 17.87 (0.007) 17.87 (0.007) 17.89 (0.02)
z magnitude 18.04 (0.02) 18.04 (0.02) 18.03 (0.02)
G magnitude 17.74 (0.01) 17.77 17.74 17.74 (0.003)
BP magnitude 17.84 (0.01) 17.82
RP magnitude 17.61 (0.01) 17.60
Pan g magnitude 17.80 (0.004)
Pan r magnitude 17.82 (0.003)
Pan i magnitude 17.91 (0.007)
Pan z magnitude 18.03 (0.007)
Pan y magnitude 18.11 (0.01)
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.