SDSS J142045.02+471329.2

All names: Gaia EDR3 1506953498449665792, SDSS J142045.02+471329.2, Gaia DR2 1506953494152985728, SDSS J142045.01+471329.1, Gaia DR3 1506953498449665792, SDSS J142045.02+471329.1

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 20 44.97 (0.1) 14 20 45.02 14 20 44.97 (0.2) 14 20 44.97 14 20 45.03 (0.1) 14 20 45.02
Declination 47 13 29.24 (0.1) 47 13 29.26 47 13 29.24 (0.2) 47 13 29.24 47 13 29.22 (0.1) 47 13 29.19
Spectral type DA DA DA DA DA
Effective temperature [K] 7915.0 8157.0 (281) 7763.0 (85)
log(g) [cgs] 7.87 8.06 (0.07) 8.19 (0.2)
Mass [M] 0.521 0.629 (0.06) 0.706 (0.1)
log(Luminosity) [L]
Cooling age [Gyr] 0.9248
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] 5.91 (0.2) 5.59 (0.2) 5.91 5.91 (0.2)
Distance [pc] 169.13 (5) 178.92 (7) 169.13 169.13 (5)
Composition H
Proper motion (right ascension) [mas/yr] -42.7975126 (0.2) -42.86442791 (0.3) -42.798 (0.2)
Proper motion (declination) [mas/yr] 1.387454103 (0.2) 1.226569342 (0.3) 1.387 (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 19.67 (0.03) 19.67 (0.03) 19.69 (0.04)
g magnitude 19.19 (0.01) 19.19 (0.01) 19.20 (0.03)
r magnitude 19.13 (0.01) 19.13 (0.01) 19.14 (0.02)
i magnitude 19.12 (0.01) 19.12 (0.01) 19.13 (0.03)
z magnitude 19.25 (0.05) 19.25 (0.05) 19.26 (0.05)
G magnitude 19.09 (0.02) 19.12 19.09 19.09 (0.003)
BP magnitude 19.26 (0.02) 19.19
RP magnitude 18.92 (0.03) 18.87
Pan g magnitude 19.18 (0.006)
Pan r magnitude 19.11 (0.008)
Pan i magnitude 19.15 (0.008)
Pan z magnitude 19.22 (0.007)
Pan y magnitude 19.31 (0.03)
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.