Gaia DR2 6444831524113649920

All names: Gaia EDR3 6444831524113649920, WDJ193107.32-621201.61, Gaia DR3 6444831524113649920, WDJ19317.32-621201.61, Gaia DR2 6444831524113649920

Parameter Unit Gaia EDR3 Gaia DR2 Stilism Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018
Right ascension 19 31 07.31 (0.2) 19 31 07.31 19 31 07.31 19 31 07.32 (0.2) 19 31 07.31
Declination -62 12 04.03 (0.2) -62 12 03.96 -62 12 04.03 -62 12 01.60 (0.2) -62 12 03.96
Spectral type DA DA
Effective temperature [K] 5162.0 (106)
log(g) [cgs] 7.78 (0.06)
Mass [M☉] 0.458 (0.05)
log(Luminosity) [L☉]
Cooling age [Gyr]
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
Parallax [mas] 11.05 (0.2) 11.38 (0.4) 11.05 11.05 (0.2) 11.38 (0.4)
Distance [pc] 90.48 (2) 87.89 (3) 90.48 90.47 (2) 87.89 (3)
Composition
Proper motion (right ascension) [mas/yr] -4.85431951 (0.2) -4.740507492 (0.4) -4.854 (0.2) -4.740507492
Proper motion (declination) [mas/yr] -151.9466024 (0.2) -151.2545151 (0.4) -151.947 (0.2) -151.2545151
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude
g magnitude
r magnitude
i magnitude
z magnitude
G magnitude 19.22 (0.04) 19.25 19.22 19.22 (0.004) 19.25
BP magnitude 19.69 (0.04) 19.64 19.64
RP magnitude 18.65 (0.02) 18.64 18.64
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.