SDSS J113902.25+485658.6

All names: GALEX J113902.2+485700, SDSS J113902.24+485658.4, SDSS J113902.25+485658.6, Gaia EDR3 790431728022893952, SDSS J113902.25+485658.62, Gaia DR3 790431728022893952, Gaia DR2 790431728022893952

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 MWDD H Gaia DR2 Stilism Kepler et al. 2016 Simbad Vincent et al. 2023
Right ascension 11 39 02.18 (0.4) 11 39 02.25 11 39 02.18 (0.6) 11 39 02.26 (0.4)
Declination 48 56 58.01 (0.5) 48 56 58.42 48 56 58.03 (0.8) 48 56 58.52 (0.5)
Spectral type DAZ: DAZ: DAZ DA
Effective temperature [K] 7395.0 7057.0 (111)
log(g) [cgs] 8.16 7.09 (0.3)
Mass [M] 0.693 0.2269999999999999 (0.05)
log(Luminosity) [L]
Cooling age [Gyr] 1.6730
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] 3.23 (0.6) 4.18 (1) 3.23 (0.6)
Distance [pc] 309.28 (60) 239.23 (58) 309.27 (60)
Composition H
Proper motion (right ascension) [mas/yr] -51.33747008 (0.4) -50.74284541 (1) -51.337 (0.4)
Proper motion (declination) [mas/yr] -31.96049738 (0.6) -33.09511662 (2) -31.96 (0.6)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 21.23 (0.08) 21.18 (0.08) 21.22 (0.08)
g magnitude 20.59 (0.02) 20.59 (0.03) 20.59 (0.02)
r magnitude 20.41 (0.03) 20.39 (0.03) 20.41 (0.03)
i magnitude 20.43 (0.04) 20.45 (0.04) 20.44 (0.04)
z magnitude 20.50 (0.1) 20.49 (0.1) 20.50 (0.1)
G magnitude 20.39 (0.09) 20.43 20.39 (0.006)
BP magnitude 20.63 (0.09) 20.65
RP magnitude 20.05 (0.08) 19.96
Pan g magnitude 20.52 (0.02)
Pan r magnitude 20.36 (0.03)
Pan i magnitude 20.38 (0.02)
Pan z magnitude 20.48 (0.03)
Pan y magnitude 20.34 (0.4)
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.