SDSS J152226.86+500527.9

All names: Gaia DR3 1594684149704177408, WD 1520+502, Gaia DR2 1594684149704177408, Gaia EDR3 1594684149704177408, SDSS J152226.86+500527.9, SDSS J152226.85+500527.9

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 MWDD H Gaia DR2 Stilism Simbad Eisenstein et al. 2006 White Dwarf Catalog (McCook & Sion 1999) Kleinman et al. 2013 Vincent et al. 2023
Right ascension 15 22 26.84 (0.2) 15 22 26.86 15 22 26.84 (0.2) 15 22 26.86 (0.2) 15 22 26.86 15 22 27.02 15 22 26.86
Declination 50 05 27.72 (0.2) 50 05 27.92 50 05 27.73 (0.2) 50 05 27.97 (0.2) 50 05 27.90 50 05 21.48 50 05 27.90
Spectral type DA DA DA_auto DA DA DA
Effective temperature [K] 11664.0 11436.0 (174) 11227.0 (173)
log(g) [cgs] 8.09 8.26 (0.1) 8.37 (0.1)
Mass [M☉] 0.66
log(Luminosity) [L☉]
Cooling age [Gyr] 0.4573
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] 3.62 (0.2) 3.64 (0.2) 3.62 (0.2)
Distance [pc] 275.96 (14) 275.08 (18) 275.96 (14)
Composition H
Proper motion (right ascension) [mas/yr] -10.3824649 (0.2) -10.40923789 (0.5) -10.382 (0.2) -5.1
Proper motion (declination) [mas/yr] -15.25970469 (0.2) -14.709856 (0.6) -15.26 (0.2) -22.1
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 19.39 (0.03) 19.39 (0.03) 19.36 (0.03) 19.35 19.40 (0.03)
g magnitude 19.01 (0.01) 19.01 (0.01) 19.01 (0.02) 19.01 19.02 (0.02)
r magnitude 19.20 (0.01) 19.20 (0.01) 19.23 (0.02) 19.23 19.24 (0.02)
i magnitude 19.33 (0.02) 19.33 (0.02) 19.36 (0.03) 19.36 19.37 (0.03)
z magnitude 19.48 (0.09) 19.48 (0.09) 19.50 (0.09) 19.50 19.50 (0.09)
G magnitude 19.08 (0.04) 19.12 19.08 (0.004)
BP magnitude 19.11 (0.04) 19.08
RP magnitude 19.18 (0.06) 19.08
Pan g magnitude 19.01 (0.006)
Pan r magnitude 19.19 (0.01)
Pan i magnitude 19.39 (0.007)
Pan z magnitude 19.60 (0.03)
Pan y magnitude 19.75 (0.05)
E(B-V) 0.019

* 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.