2QZ J030020.7-284702

All names: Gaia DR3 5071188970105320576, Gaia EDR3 5071188970105320576, GALEX J030020.9-284700, Gaia DR2 5071188970105320576, 2QZ J030020.7-284702

Parameter Unit Gaia EDR3 Stilism Vincent et al. 2024 Simbad
Right ascension 03 00 20.98 (0.09) 03 00 20.98 03 00 20.92 (0.09)
Declination -28 47 01.24 (0.1) -28 47 01.24 -28 47 01.67 (0.1)
Spectral type DA DA
Effective temperature [K] 10012.0 (269)
log(g) [cgs] 8.11 (0.05)
Mass [M] 0.67 (0.04)
log(Luminosity) [L]
Cooling age [Gyr]
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
Parallax [mas] 5.62 (0.2) 5.62 5.62 (0.2)
Distance [pc] 177.98 (5) 177.98 177.98 (5)
Composition
Proper motion (right ascension) [mas/yr] 48.464 (0.1) 48.464 (0.1)
Proper motion (declination) [mas/yr] 27.007 (0.2) 27.007 (0.2)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 18.81
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude
g magnitude
r magnitude
i magnitude
z magnitude
G magnitude 18.59 (0.003) 18.59 18.59 (0.003)
BP magnitude 18.64 (0.02)
RP magnitude 18.52 (0.03)
Pan g magnitude
Pan r magnitude
Pan i magnitude
Pan z magnitude
Pan y magnitude
E(B-V) 0.003

* 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.