SDSS J161544.58+264726.7

All names: GALEX J161544.5+264726, Gaia DR3 1315760138753782784, SDSS J161544.58+264726.6, SDSS J161544.59+264726.7, Gaia EDR3 1315760138753782784, Gaia DR2 1315760138753782784, SDSS J161544.58+264726.5, SDSS J161544.58+264726.7

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 16 15 44.58 (0.09) 16 15 44.59 16 15 44.58 (0.1) 16 15 44.58 16 15 44.59 (0.09) 16 15 44.59
Declination 26 47 26.42 (0.1) 26 47 26.72 26 47 26.43 (0.2) 26 47 26.42 26 47 26.73 (0.1) 26 47 26.72
Spectral type DA DA DA DA DA
Effective temperature [K] 13182.0 18582.0 (1121) 23954.0 (433)
log(g) [cgs] 6.83 7.29 (0.1) 7.46 (0.07)
Mass [M] 0.21 0.324 (0.04) 0.443 (0.02)
log(Luminosity) [L]
Cooling age [Gyr]
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] 1.70 (0.2) 1.58 (0.2) 1.70 1.70 (0.2)
Distance [pc] 587.19 (52) 633.63 (77) 587.19 587.20 (52)
Composition H
Proper motion (right ascension) [mas/yr] -5.422521927 (0.1) -5.553072828 (0.3) -5.423 (0.1)
Proper motion (declination) [mas/yr] -19.240459 (0.2) -19.21186375 (0.4) -19.24 (0.2)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude 19.31 (0.1)
H magnitude 19.00 (0.2)
K magnitude
u magnitude 18.61 (0.02) 18.61 (0.02) 18.60 (0.02)
g magnitude 18.63 (0.008) 18.63 (0.008) 18.63 (0.02)
r magnitude 18.98 (0.01) 18.98 (0.01) 18.97 (0.01)
i magnitude 19.25 (0.02) 19.25 (0.01) 19.25 (0.02)
z magnitude 19.51 (0.06) 19.51 (0.06) 19.52 (0.06)
G magnitude 18.80 (0.02) 18.85 18.80 18.80 (0.003)
BP magnitude 18.79 (0.02) 18.70
RP magnitude 18.97 (0.03) 18.93
Pan g magnitude 18.67 (0.007)
Pan r magnitude 18.97 (0.009)
Pan i magnitude 19.25 (0.005)
Pan z magnitude 19.43 (0.02)
Pan y magnitude 19.55 (0.02)
E(B-V) 0.037

* 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.