Gaia DR2 336905343596671616

All names: Gaia DR2 336905343596671616, WDJ024617.89+421454.34, Gaia DR3 336905343596671616, USNO-B1.0 1322-00062108, Gaia EDR3 336905343596671616, WDJ024617.89+421454.35, LSPM J0246+4214

Parameter Unit Gaia EDR3 Pan-STARRS DR1 Gaia DR2 Stilism Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018
Right ascension 02 46 18.11 (0.2) 02 46 18.10 02 46 18.11 02 46 17.89 (0.2) 02 46 18.10
Declination 42 14 55.44 (0.2) 42 14 55.41 42 14 55.44 42 14 54.35 (0.2) 42 14 55.41
Spectral type DA: DA
Effective temperature [K] 4192.0 (131)
log(g) [cgs] 7.78 (0.07)
Mass [M] 0.452 (0.05)
log(Luminosity) [L]
Cooling age [Gyr]
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
Parallax [mas] 20.30 (0.3) 21.22 (0.6) 20.30 20.30 (0.3) 21.22 (0.6)
Distance [pc] 49.27 (0.8) 47.11 (1) 49.27 49.27 (0.8) 47.11 (1)
Composition
Proper motion (right ascension) [mas/yr] 149.4519951 (0.3) 148.3978794 (0.7) 149.452 (0.3) 148.3978794
Proper motion (declination) [mas/yr] 68.39855796 (0.3) 68.287475 (0.7) 68.399 (0.3) 68.287475
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 19.50
V magnitude
R magnitude 18.10
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude
g magnitude
r magnitude
i magnitude
z magnitude
G magnitude 18.86 (0.05) 18.89 18.86 18.86 (0.004) 18.89
BP magnitude 19.60 (0.05) 19.64 19.64
RP magnitude 18.10 (0.02) 18.08 18.08
Pan g magnitude 19.76 (0.01)
Pan r magnitude 18.85 (0.007)
Pan i magnitude 18.44 (0.005)
Pan z magnitude 18.29 (0.01)
Pan y magnitude 18.21 (0.02)
E(B-V) 0.001

* 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.