SDSS J144342.74+150938.6

All names: SDSS J144342.74+150938.6, Gaia DR3 1186055424948978560, Gaia DR2 1186055424948978560, EQ J1443+1509, GALEX J144342.7+150939, USNO-B1.0 1051-00232901, J1443+1509, Gaia EDR3 1186055424948978560

Parameter Unit Gaia EDR3 Pan-STARRS DR1 Gaia DR2 Stilism Gianninas et al. 2014 Simbad
Right ascension 14 43 42.72 (0.1) 14 43 42.72 (0.3) 14 43 42.76 (0.1)
Declination 15 09 38.13 (0.1) 15 09 38.15 (0.2) 15 09 38.95 (0.1)
Spectral type DA DA
Effective temperature [K] 9170.0 (130)
log(g) [cgs] 6.71 (0.06)
Mass [M] 0.2
log(Luminosity) [L]
Cooling age [Gyr] 0.9770 (0.1)
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] 1.42 (0.2) 1.19 (0.2) 1.42 (0.2)
Distance [pc] 705.49 (86) 842.25 (169) 445.00 (65) 705.47 (86)
Composition H
Proper motion (right ascension) [mas/yr] -33.02772858 (0.2) -33.663 (0.5) -33.028 (0.2)
Proper motion (declination) [mas/yr] -51.09131991 (0.2) -51.081 (0.4) -51.091 (0.2)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity WDMS
B magnitude 18.50
V magnitude
R magnitude 18.60
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 19.41 (0.03)
g magnitude 18.64 (0.008)
r magnitude 18.69 (0.01)
i magnitude 18.80 (0.01)
z magnitude 18.87 (0.04)
G magnitude 18.65 (0.02) 18.68 18.65 (0.003)
BP magnitude 18.78 (0.02) 18.78
RP magnitude 18.50 (0.04) 18.53
Pan g magnitude 18.66 (0.005)
Pan r magnitude 18.72 (0.006)
Pan i magnitude 18.81 (0.005)
Pan z magnitude 18.91 (0.01)
Pan y magnitude 19.02 (0.1)
E(B-V) 0.026

* 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.