US 3982

All names: SDSS J142528.79+142059.2, Gaia DR2 1228541795492213248, SDSS J142528.78+142059.0, Gaia DR3 1228541795492213248, US 3982, GALEX J142528.8+142058, Gaia EDR3 1228541795492213248, SDSS J142528.79+142059.0, 2MASS J14252881+1420596, SDSS J142528.80+142059.3, TIC 171773412, [BGK2006] J142528.80+142059.2

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 MWDD H Gaia DR2 Stilism Vincent et al. 2024 Simbad Kleinman et al. 2013 Vincent et al. 2023
Right ascension 14 25 28.78 (0.07) 14 25 28.80 14 25 28.78 (0.1) 14 25 28.78 14 25 28.81 (0.07) 14 25 28.80
Declination 14 20 58.86 (0.06) 14 20 59.25 14 20 58.88 (0.1) 14 20 58.86 14 20 59.40 (0.06) 14 20 59.25
Spectral type DA DA DA DA DA
Effective temperature [K] 14849.0 16797.0 (331) 19303.0 (111)
log(g) [cgs] 7.72 7.85 (0.02) 7.95 (0.02)
Mass [M] 0.466 0.533 (0.02) 0.596 (0.009)
log(Luminosity) [L]
Cooling age [Gyr] 0.1309
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] 7.11 (0.09) 7.23 (0.1) 7.11 7.11 (0.09)
Distance [pc] 140.66 (2) 138.27 (3) 140.66 140.66 (2)
Composition H
Proper motion (right ascension) [mas/yr] -21.97797875 (0.1) -21.94397136 (0.2) -21.978 (0.1)
Proper motion (declination) [mas/yr] -33.26321086 (0.08) -32.82658103 (0.2) -33.263 (0.08)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 16.60
V magnitude
R magnitude
I magnitude
J magnitude 16.91 (0.2)
H magnitude
K magnitude
u magnitude 16.65 (0.007) 16.65 (0.007) 16.66 (0.02)
g magnitude 16.47 (0.004) 16.47 (0.004) 16.49 (0.02)
r magnitude 16.80 (0.004) 16.80 (0.004) 16.82 (0.02)
i magnitude 17.05 (0.005) 17.05 (0.005) 17.06 (0.02)
z magnitude 17.31 (0.01) 17.31 (0.01) 17.33 (0.03)
G magnitude 16.68 (0.005) 16.70 16.68 16.68 (0.003)
BP magnitude 16.59 (0.005) 16.59
RP magnitude 16.76 (0.006) 16.77
Pan g magnitude 16.49 (0.004)
Pan r magnitude 16.80 (0.003)
Pan i magnitude 17.08 (0.002)
Pan z magnitude 17.30 (0.006)
Pan y magnitude 17.43 (0.01)
E(B-V) 0.014

* 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.