WD 1006+431

All names: Gaia EDR3 808511448692147840, Gaia DR3 808511448692147840, SDSS J100953.99+425453.4, Gaia DR2 808511448692147840, WD 1006+431

Parameter Unit Gaia EDR3 SDSS DR12 Gaia DR2 Stilism Simbad White Dwarf Catalog (McCook & Sion 1999)
Right ascension 10 09 53.78 (0.03) 10 09 54.02 10 09 53.78 (0.05) 10 09 53.78 (0.03) 10 09 53.95
Declination 42 54 52.72 (0.03) 42 54 53.66 42 54 52.72 (0.06) 42 54 52.62 (0.03) 42 54 50.40
Spectral type D WD: dM
Effective temperature [K]
log(g) [cgs]
Mass [M]
log(Luminosity) [L]
Cooling age [Gyr]
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
Parallax [mas] 5.62 (0.04) 5.48 (0.1) 5.62 (0.04)
Distance [pc] 177.99 (1) 182.37 (3) 177.99 (1)
Composition
Proper motion (right ascension) [mas/yr] 2.980759256 (0.03) 2.638 (0.1) 2.981 (0.03)
Proper motion (declination) [mas/yr] 6.269618468 (0.03) 6.613 (0.1) 6.27 (0.03)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 19.71 (0.06) 20.78 (0.1) 20.89
g magnitude 18.81 (0.02) 19.37 (0.02) 19.56
r magnitude 18.58 (0.02) 19.06 (0.02) 19.24
i magnitude 19.33 (0.05) 24.35 (1) 24.36
z magnitude 22.83 (2) 18.19 (0.05) 18.47
G magnitude 15.64 (0.006) 15.67 15.64 (0.003)
BP magnitude 17.09 (0.006) 17.11
RP magnitude 14.43 (0.002) 14.45
Pan g magnitude
Pan r magnitude
Pan i magnitude
Pan z magnitude
Pan y magnitude
E(B-V) 0.011

* 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.