SDSS J143654.20+124710.4

All names: Gaia DR3 1179491512330214272, SDSS J143654.20+124710.4, SDSS J143654.20+124710.46, Gaia EDR3 1179491512330214272, Gaia DR2 1179491512330214272

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 Gaia DR2 Kepler et al. 2016 Simbad
Right ascension 14 36 54.19 (0.2) 14 36 54.20 14 36 54.19 (0.3) 14 36 54.20 (0.2)
Declination 12 47 10.34 (0.2) 12 47 10.47 12 47 10.34 (0.3) 12 47 10.42 (0.2)
Spectral type sdA sdA
Effective temperature [K] 6870.0 (54)
log(g) [cgs] 5.60 (0.2)
Mass [M☉] 0.14504 (0.0004)
log(Luminosity) [L☉]
Cooling age [Gyr]
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
Parallax [mas] -0.19 (0.2) -0.01 (0.3)
Distance [pc]
Composition
Proper motion (right ascension) [mas/yr] -4.226804777 (0.3) -4.03923109 (0.7) -4.227 (0.3)
Proper motion (declination) [mas/yr] -4.971358694 (0.2) -5.747384273 (0.6) -4.971 (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 20.11 (0.04) 20.13 (0.04) 20.13 (0.04)
g magnitude 19.22 (0.01) 19.23 (0.02) 19.23 (0.02)
r magnitude 18.98 (0.01) 19.01 (0.01) 19.01 (0.01)
i magnitude 18.88 (0.01) 18.89 (0.02) 18.89 (0.02)
z magnitude 18.83 (0.04) 18.86 (0.04) 18.86 (0.04)
G magnitude 18.98 (0.03) 19.04 18.98 (0.004)
BP magnitude 19.24 (0.03) 19.15
RP magnitude 18.63 (0.03) 18.56
Pan g magnitude 19.22 (0.01)
Pan r magnitude 18.98 (0.01)
Pan i magnitude 18.91 (0.01)
Pan z magnitude 18.90 (0.009)
Pan y magnitude 18.89 (0.2)
E(B-V)

* 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.