SDSS J224612.45+132717.1

All names: Gaia DR2 2732014162816292224, SDSS J224612.44+132717.0, SDSS J224612.45+132717.1, Gaia DR3 2732014162816292224, Gaia EDR3 2732014162816292224, GALEX J224612.4+132717

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 MWDD H Gaia DR2 Stilism Simbad Kleinman et al. 2013 Vincent et al. 2023
Right ascension 22 46 12.44 (0.7) 22 46 12.45 22 46 12.44 (0.7) 22 46 12.45 (0.7) 22 46 12.45
Declination 13 27 16.94 (0.8) 13 27 17.20 13 27 16.94 (0.6) 13 27 17.12 (0.8) 13 27 17.07
Spectral type DA DA DA DA
Effective temperature [K] 12404.0 15570.0 (587)
log(g) [cgs] 7.47 7.56 (0.1)
Mass [M] 0.355 0.44 (0.06)
log(Luminosity) [L]
Cooling age [Gyr] 0.1852
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] 2.18 (0.8) 1.36 (0.8) 2.18 (0.8)
Distance [pc] 458.16 (165) 737.87 (437) 458.17 (165)
Composition H
Proper motion (right ascension) [mas/yr] -5.222979257 (0.9) -6.22530574 (1) -5.223 (0.9)
Proper motion (declination) [mas/yr] -11.30245126 (0.9) -12.06932096 (1) -11.302 (0.9)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 20.34 (0.05) 20.34 (0.05) 20.42 (0.05)
g magnitude 20.18 (0.02) 20.18 (0.02) 20.15 (0.02)
r magnitude 20.34 (0.02) 20.34 (0.03) 20.41 (0.03)
i magnitude 20.66 (0.04) 20.66 (0.04) 20.62 (0.04)
z magnitude 20.58 (0.2) 20.57 (0.2) 20.99 (0.2)
G magnitude 20.29 (0.2) 20.37 20.29 (0.009)
BP magnitude 20.16 (0.2) 20.15
RP magnitude 19.98 (0.2) 19.97
Pan g magnitude 20.16 (0.02)
Pan r magnitude 20.40 (0.02)
Pan i magnitude 20.66 (0.02)
Pan z magnitude 20.67 (0.07)
Pan y magnitude 19.62 (0.2)
E(B-V) 0.059

* 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.