SDSS J140637.80+574808.6

All names: Gaia DR3 1658148815557375360, Gaia EDR3 1658148815557375360, SDSS J140637.80+574808.62, SDSS J140637.79+574808.3, SDSS J140637.80+574808.6, Gaia DR2 1658148815557375360

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 MWDD H MWDD HE Gaia DR2 Stilism Kepler et al. 2016 Simbad Vincent et al. 2023
Right ascension 14 06 37.73 (0.4) 14 06 37.79 14 06 37.73 (0.6) 14 06 37.80 (0.4)
Declination 57 48 08.54 (0.4) 57 48 08.34 57 48 08.53 (0.4) 57 48 08.26 (0.4)
Spectral type sdA: sdA: sdA: D DA
Effective temperature [K] 6565.0 6350.0 6889.0 (142)
log(g) [cgs] 7.33 7.21 6.00 (1)
Mass [M] 0.283 0.226
log(Luminosity) [L]
Cooling age [Gyr] 0.8902 0.9486
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
Parallax [mas] 3.22 (0.4) 3.39 (0.5) 3.22 (0.4)
Distance [pc] 310.92 (40) 295.33 (45) 310.92 (40)
Composition
Proper motion (right ascension) [mas/yr] -37.35624139 (0.5) -36.97958023 (1) -37.356 (0.5)
Proper motion (declination) [mas/yr] 17.39312728 (0.5) 18.17447307 (0.8) 17.393 (0.5)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 21.09 (0.09) 21.06 (0.08) 21.08 (0.09)
g magnitude 20.38 (0.02) 20.39 (0.03) 20.38 (0.02)
r magnitude 20.17 (0.03) 20.19 (0.03) 20.17 (0.03)
i magnitude 20.12 (0.04) 20.14 (0.04) 20.13 (0.04)
z magnitude 19.92 (0.1) 19.95 (0.1) 19.95 (0.1)
G magnitude 20.19 (0.05) 20.24 20.19 (0.005)
BP magnitude 20.33 (0.05) 20.56
RP magnitude 19.76 (0.08) 19.80
Pan g magnitude 20.43 (0.04)
Pan r magnitude 20.18 (0.02)
Pan i magnitude 20.12 (0.02)
Pan z magnitude 20.13 (0.02)
Pan y magnitude 20.46 (0.2)
E(B-V) 0.019

* Constant surface field

Special notes:

Spectra

Controls

Normalize at:
Normalize by mean flux

Range:

x: to
y: to

Spectra available:

Spectra without link are available upon request

Absorption lines

Photometric filters

BVRI
ugriz

Photometric fit





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.