Gaia DR3 337895423754978560

All names: LAMOST J022554.91+394645.7, LAMOST J022554.93+394645.8, GALEX J022554.9+394645, Gaia DR2 337895423754978560, Gaia DR3 337895423754978560

Parameter Unit Vincent et al. 2024 Simbad
Right ascension 02 25 54.94 02 25 54.88 (0.07)
Declination 39 46 45.81 39 46 46.11 (0.07)
Spectral type DA DA
Effective temperature [K] 13352.0 (308)
log(g) [cgs] 8.02 (0.02)
Mass [M☉] 0.622 (0.02)
log(Luminosity) [L☉]
Cooling age [Gyr]
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
Parallax [mas] 8.39 8.39 (0.1)
Distance [pc] 119.21 119.22 (1)
Composition
Proper motion (right ascension) [mas/yr] 47.514 (0.09)
Proper motion (declination) [mas/yr] -18.433 (0.1)
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 16.95 16.95 (0.003)
BP magnitude
RP magnitude
Pan g magnitude
Pan r magnitude
Pan i magnitude
Pan z magnitude
Pan y magnitude
E(B-V)

* Constant surface field

Special notes:

Spectra

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Spectra available:

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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.