SDSS J154131.83+111825.5

All names: GALEX J154131.8+111826, Gaia DR2 1190120388156678272, Gaia DR3 1190120388156678272, SDSS J154131.83+111825.5, SDSS J154131.83+111825.6, Gaia EDR3 1190120388156678272

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 15 41 31.81 (0.1) 15 41 31.83 15 41 31.81 (0.2) 15 41 31.81 15 41 31.84 (0.1) 15 41 31.83
Declination 11 18 24.92 (0.1) 11 18 25.58 11 18 24.95 (0.1) 11 18 24.92 11 18 25.91 (0.1) 11 18 25.61
Spectral type DA DA DA DA DA
Effective temperature [K] 8321.0 8596.0 (224) 8570.0 (57)
log(g) [cgs] 8.06 8.13 (0.05) 8.26 (0.09)
Mass [M] 0.631 0.678 (0.04)
log(Luminosity) [L]
Cooling age [Gyr] 1.0570
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] 9.06 (0.2) 8.98 (0.2) 9.06 9.06 (0.2)
Distance [pc] 110.34 (2) 111.33 (2) 110.34 110.34 (2)
Composition H
Proper motion (right ascension) [mas/yr] -28.48903153 (0.1) -28.44181554 (0.3) -28.489 (0.1)
Proper motion (declination) [mas/yr] -61.84535412 (0.2) -62.22470736 (0.3) -61.845 (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 18.60 (0.02) 18.60 (0.02) 18.60 (0.02)
g magnitude 18.22 (0.007) 18.22 (0.007) 18.23 (0.02)
r magnitude 18.17 (0.007) 18.17 (0.007) 18.16 (0.01)
i magnitude 18.22 (0.009) 18.22 (0.009) 18.23 (0.02)
z magnitude 18.36 (0.03) 18.36 (0.03) 18.35 (0.03)
G magnitude 18.12 (0.02) 18.14 18.12 18.12 (0.003)
BP magnitude 18.24 (0.02) 18.24
RP magnitude 17.93 (0.02) 17.92
Pan g magnitude 18.21 (0.004)
Pan r magnitude 18.17 (0.005)
Pan i magnitude 18.25 (0.003)
Pan z magnitude 18.34 (0.009)
Pan y magnitude 18.38 (0.03)
E(B-V) 0.013

* 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.