SBSS 1234+563

All names: Gaia DR3 1571540215918076928, Gaia DR2 1571540215918076928, SDSS J123647.47+560439.3, Gaia EDR3 1571540215918076928, SDSS J123647.46+560438.86, GALEX J123647.4+560438, SDSS J123647.46+560438.8, SBSS 1234+563, SDSS J123647.47+560439.2

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 MWDD H Gaia DR2 Stilism Kepler et al. 2016 Vincent et al. 2024 Simbad Vincent et al. 2023
Right ascension 12 36 47.46 (0.08) 12 36 47.47 12 36 47.46 (0.1) 12 36 47.46 12 36 47.48 (0.08)
Declination 56 04 38.71 (0.09) 56 04 39.29 56 04 38.73 (0.1) 56 04 38.71 56 04 39.31 (0.09)
Spectral type DA DA DA DA DA
Effective temperature [K] 20991.0 22117.0 (177) 22593.0 (1383)
log(g) [cgs] 7.81 7.95 (0.03) 7.88 (0.07)
Mass [M] 0.528 0.602 (0.01) 0.565 (0.05)
log(Luminosity) [L]
Cooling age [Gyr] 0.0360
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] 2.84 (0.1) 2.85 (0.2) 2.84 2.84 (0.1)
Distance [pc] 352.10 (16) 351.14 (20) 352.10 352.10 (16)
Composition H
Proper motion (right ascension) [mas/yr] -9.962703023 (0.1) -9.874719407 (0.3) -9.963 (0.1)
Proper motion (declination) [mas/yr] -37.5441169 (0.1) -37.02152058 (0.2) -37.544 (0.1)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 17.50
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 17.96 (0.01) 18.00 (0.06) 17.96 (0.01)
g magnitude 17.92 (0.006) 17.93 (0.03) 17.92 (0.006)
r magnitude 18.35 (0.008) 18.35 (0.02) 18.35 (0.008)
i magnitude 18.65 (0.01) 18.66 (0.02) 18.66 (0.01)
z magnitude 18.96 (0.06) 18.95 (0.06) 18.96 (0.06)
G magnitude 18.14 (0.01) 18.18 18.14 18.14 (0.003)
BP magnitude 18.04 (0.01) 18.01
RP magnitude 18.39 (0.03) 18.39
Pan g magnitude 17.98 (0.003)
Pan r magnitude 18.33 (0.006)
Pan i magnitude 18.68 (0.004)
Pan z magnitude 18.94 (0.02)
Pan y magnitude 19.09 (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.