SDSS J152401.59+185659.2

All names: Gaia DR2 1209139121818704000, SDSS J152401.60+185659.2, SDSS J152401.60+185659.1, SDSS J152401.59+185659.2, Gaia DR3 1209139121818704000, WD 1521+191, Gaia EDR3 1209139121818704000, GALEX J152401.5+185659, SDSS J152401.58+185659.5, [VV2010] J152401.6+185659

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 Hardy et al. 2023a MWDD H Gaia DR2 Stilism Ferrario et al. 2015 Kulebi et al. 2009 Vincent et al. 2024 Simbad White Dwarf Catalog (McCook & Sion 1999) Kleinman et al. 2013 Vincent et al. 2023
Right ascension 15 24 01.56 (0.1) 15 24 01.60 15 24 01.56 (0.2) 15 24 01.60 15 24 01.56 15 24 01.61 (0.1) 15 24 00.94 15 24 01.60
Declination 18 56 59.62 (0.1) 18 56 59.19 18 56 59.60 (0.1) 18 56 59.21 18 56 59.62 18 56 58.99 (0.1) 18 56 55.68 18 56 59.21
Spectral type DAH DA DA DAH DA: DAH DAH3.7 DAH DAH
Effective temperature [K] 14610.6 (553) 11964.0 13500.0 12824.0 (526) 22067.0 (290)
log(g) [cgs] 8.75 (0.1) 8.61 8.00 (0) 8.73 (0.04) 10.00 (0.002)
Mass [M] 1.076779703614045 (0.1) 0.989 1.061 (0.03)
log(Luminosity) [L]
Cooling age [Gyr] 1.0350
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] 8.00 (0.1) 7.75 (0.2) 8.00 8.00 (0.1)
Distance [pc] 125.03 (2) 129.08 (4) 125.03 125.03 (2)
Composition H H
Proper motion (right ascension) [mas/yr] -45.0451671 (0.1) -44.78426411 (0.3) -45.045 (0.1)
Proper motion (declination) [mas/yr] 39.18232071 (0.2) 39.3154655 (0.3) 39.182 (0.2)
Variability
Magnetic yes yes yes yes
Bd [MG] 12.749271734992988 11.96 (2) 11.96 (2)
Infrared excess (disk)
Binarity
B magnitude 18.62
V magnitude 18.57
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 18.34 (0.01) 18.34 (0.01) 18.39 18.40 (0.02)
g magnitude 18.14 (0.006) 18.14 (0.006) 18.15 18.16 (0.02)
r magnitude 18.35 (0.008) 18.35 (0.008) 18.34 18.35 (0.02)
i magnitude 18.54 (0.01) 18.54 (0.01) 18.54 18.54 (0.01)
z magnitude 18.80 (0.04) 18.80 (0.04) 18.80 18.81 (0.04)
G magnitude 18.23 (0.01) 18.26 18.23 18.23 (0.003)
BP magnitude 18.25 (0.01) 18.19
RP magnitude 18.32 (0.02) 18.27
Pan g magnitude 18.16 (0.004)
Pan r magnitude 18.33 (0.004)
Pan i magnitude 18.55 (0.004)
Pan z magnitude 18.76 (0.01)
Pan y magnitude 18.85 (0.02)
E(B-V) 0.029

* 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.