SDSS J132447.87+331830.2

All names: SDSS J132447.87+331830.2, Gaia EDR3 1469750624873695360, Gaia DR2 1469750624873695360, USNO-B1.0 1233-00236071, Gaia DR3 1469750624873695360, SDSS J132447.87+331830.28, [SMB88] 2891

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR10 MWDD H Gaia DR2 Stilism Kepler et al. 2015 Simbad Vincent et al. 2023
Right ascension 13 24 47.87 (0.2) 13 24 47.88 13 24 47.87 (0.3) 13 24 47.87 (0.2)
Declination 33 18 29.48 (0.2) 33 18 30.21 33 18 29.51 (0.2) 33 18 30.47 (0.2)
Spectral type DA DA DA DA
Effective temperature [K] 9467.0 9411.0 (52)
log(g) [cgs] 7.67 7.85 (0.07)
Mass [M] 0.425 0.524 (0.03)
log(Luminosity) [L]
Cooling age [Gyr] 0.4726
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] 2.95 (0.3) 3.04 (0.4) 2.95 (0.3)
Distance [pc] 338.91 (38) 329.16 (42) 338.90 (38)
Composition H
Proper motion (right ascension) [mas/yr] 1.962184759 (0.3) 2.280968782 (0.6) 1.962 (0.3)
Proper motion (declination) [mas/yr] -61.92416801 (0.3) -61.78301951 (0.5) -61.924 (0.3)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 19.82
V magnitude
R magnitude 20.00
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 19.92 (0.04) 19.91 (0.04) 19.92 (0.04)
g magnitude 19.48 (0.01) 19.49 (0.03) 19.48 (0.01)
r magnitude 19.58 (0.02) 19.59 (0.02) 19.58 (0.02)
i magnitude 19.69 (0.02) 19.71 (0.03) 19.69 (0.02)
z magnitude 19.60 (0.06) 19.63 (0.06) 19.60 (0.06)
G magnitude 19.49 (0.03) 19.54 19.49 (0.004)
BP magnitude 19.59 (0.03) 19.54
RP magnitude 19.39 (0.05) 19.37
Pan g magnitude 19.48 (0.01)
Pan r magnitude 19.58 (0.007)
Pan i magnitude 19.68 (0.01)
Pan z magnitude 19.85 (0.04)
Pan y magnitude 19.80 (0.06)
E(B-V) 0.016

* 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.