SDSS J115947.47+231440.5

All names: SDSS J115947.47+231440.6, SDSS J115947.47+231440.5, GALEX J115947.5+231440, Gaia DR2 4001025369259651328, Gaia EDR3 4001025369259651328, Gaia DR3 4001025369259651328, SDSS J115947.46+231440.3

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 59 47.45 (0.2) 11 59 47.47 11 59 47.45 (0.2) 11 59 47.45 11 59 47.48 (0.2) 11 59 47.47
Declination 23 14 40.33 (0.1) 23 14 40.59 23 14 40.34 (0.1) 23 14 40.33 23 14 40.73 (0.1) 23 14 40.56
Spectral type DA DA DA DA DA
Effective temperature [K] 14285.0 18729.0 (1671) 16353.0 (255)
log(g) [cgs] 7.57 7.99 (0.1) 7.97 (0.05)
Mass [M] 0.398 0.616 (0.09) 0.599 (0.03)
log(Luminosity) [L]
Cooling age [Gyr] 0.1246
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] 2.83 (0.2) 2.63 (0.3) 2.83 2.83 (0.2)
Distance [pc] 353.10 (24) 380.78 (38) 353.10 353.11 (24)
Composition H
Proper motion (right ascension) [mas/yr] -25.29879441 (0.2) -25.10545446 (0.4) -25.299 (0.2)
Proper motion (declination) [mas/yr] -25.37194834 (0.1) -25.33653388 (0.3) -25.372 (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 18.72 (0.02) 18.72 (0.02) 18.71 (0.03)
g magnitude 18.51 (0.007) 18.52 (0.007) 18.54 (0.02)
r magnitude 18.83 (0.01) 18.83 (0.01) 18.82 (0.02)
i magnitude 19.11 (0.02) 19.11 (0.02) 19.12 (0.02)
z magnitude 19.40 (0.09) 19.40 (0.09) 19.33 (0.05)
G magnitude 18.70 (0.02) 18.74 18.70 18.70 (0.003)
BP magnitude 18.64 (0.02) 18.68
RP magnitude 18.90 (0.05) 18.87
Pan g magnitude 18.56 (0.008)
Pan r magnitude 18.83 (0.005)
Pan i magnitude 19.14 (0.02)
Pan z magnitude 19.34 (0.02)
Pan y magnitude 19.46 (0.03)
E(B-V) 0.018

* 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.