WD 1204-313

All names: WD 1204-313, Gaia DR3 3472631833643046656, Ruiz 440-492, Gaia EDR3 3472631833643046656, Ruiz 440-55A, Gaia DR2 3472631833643046656, USNO-B1.0 0583-00297154

Parameter Unit Gaia EDR3 Gaia DR2 Stilism Vincent et al. 2024 Simbad White Dwarf Catalog (McCook & Sion 1999)
Right ascension 12 06 37.42 (0.2) 12 06 37.43 (0.3) 12 06 37.42 12 06 37.70 (0.2) 12 06 37.70
Declination -31 37 06.30 (0.1) -31 37 06.29 (0.1) -31 37 06.30 -31 37 06.27 (0.1) -31 37 12.00
Spectral type DZ DZ7 DZ7
Effective temperature [K] 6300.0 (147)
log(g) [cgs] 8.16 (0.05)
Mass [M☉] 0.672 (0.04)
log(Luminosity) [L☉]
Cooling age [Gyr]
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
Parallax [mas] 9.59 (0.2) 9.63 (0.3) 9.59 9.59 (0.2)
Distance [pc] 104.26 (2) 103.79 (3) 104.26 104.25 (2)
Composition
Proper motion (right ascension) [mas/yr] -224.2856993 (0.2) -224.5162825 (0.5) -224.286 (0.2)
Proper motion (declination) [mas/yr] -1.298288787 (0.1) -1.34346834 (0.2) -1.298 (0.1)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 21.20
V magnitude
R magnitude 18.60
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude
g magnitude
r magnitude
i magnitude
z magnitude
G magnitude 19.06 (0.02) 19.08 19.06 19.06 (0.003)
BP magnitude 19.31 (0.02) 19.27
RP magnitude 18.73 (0.02) 18.68
Pan g magnitude
Pan r magnitude
Pan i magnitude
Pan z magnitude
Pan y magnitude
E(B-V) 0.006

* 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.