SDSS J132428.26+282116.9

All names: GALEX J132428.2+282116, SDSS J132428.26+282116.9, SDSS J132428.25+282116.9, Gaia DR2 1449587952442862720, SDSS J132428.25+282117.0, Gaia DR3 1449587956737228928, Gaia EDR3 1449587956737228928, SDSS J132428.25+282116.99

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 28.25 (0.2) 13 24 28.26 13 24 28.25 (0.3) 13 24 28.27 (0.2)
Declination 28 21 17.00 (0.1) 28 21 16.91 28 21 16.99 (0.2) 28 21 16.92 (0.1)
Spectral type DA DA DA DA
Effective temperature [K] 20418.0 24285.0 (266)
log(g) [cgs] 7.75 8.04 (0.04)
Mass [M] 0.494 0.652 (0.02)
log(Luminosity) [L]
Cooling age [Gyr] 0.0378
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] 1.98 (0.2) 1.99 (0.3) 1.98 (0.2)
Distance [pc] 504.23 (58) 501.49 (73) 504.24 (58)
Composition H
Proper motion (right ascension) [mas/yr] -19.43094536 (0.3) -21.32377561 (0.8) -19.431 (0.3)
Proper motion (declination) [mas/yr] 5.01407629 (0.2) 4.873959655 (0.6) 5.014 (0.2)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 18.61 (0.02) 18.62 (0.02) 18.61 (0.02)
g magnitude 18.63 (0.008) 18.65 (0.02) 18.63 (0.008)
r magnitude 19.10 (0.01) 19.09 (0.02) 19.09 (0.01)
i magnitude 19.37 (0.02) 19.38 (0.02) 19.37 (0.02)
z magnitude 19.76 (0.09) 19.76 (0.1) 19.76 (0.09)
G magnitude 18.87 (0.02) 18.90 18.87 (0.003)
BP magnitude 18.78 (0.02) 18.75
RP magnitude 19.19 (0.05) 19.10
Pan g magnitude 18.70 (0.009)
Pan r magnitude 19.07 (0.005)
Pan i magnitude 19.40 (0.009)
Pan z magnitude 19.65 (0.02)
Pan y magnitude 19.72 (0.08)
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.