LAMOST J064452.84+260947.75

All names: LAMOST J064452.84+260947.75, LAMOST J064452.84+260947.7, TIC 84450110, Gaia DR3 3384884311758853376, 2MASS J06445284+2609473, Gaia DR2 3384884311758853376, Gaia EDR3 3384884311758853376

Parameter Unit Gaia EDR3 Stilism Guo et al. 2015 Zhao et al. 2013 Vincent et al. 2024 Simbad
Right ascension 06 44 52.85 (0.04) 06 44 52.84 06 44 52.85 06 44 52.83 (0.04)
Declination 26 09 47.87 (0.04) 26 09 47.75 26 09 47.87 26 09 47.39 (0.04)
Spectral type DAZ? DA DA3
Effective temperature [K] 17205.0 (368) 16835.0 (598) 17313.0 (262)
log(g) [cgs] 7.80 (0.07) 7.78 (0.1) 7.76 (0.01)
Mass [M☉] 0.51 (0.04) 0.5 (0.06) 0.49 (0.01)
log(Luminosity) [L☉]
Cooling age [Gyr] 0.0900 (0.02)
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
Parallax [mas] 9.72 (0.04) 9.72 9.72 (0.04)
Distance [pc] 102.92 (0.5) 86.00 102.92 102.92 (0.5)
Composition
Proper motion (right ascension) [mas/yr] 12.471 (0.05) 12.471 (0.05)
Proper motion (declination) [mas/yr] 30.135 (0.04) 30.135 (0.04)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude 16.10 (0.1)
H magnitude
K magnitude
u magnitude
g magnitude 15.48 15.48
r magnitude 15.98 15.98
i magnitude 16.22 16.22
z magnitude
G magnitude 15.76 (0.003) 15.76 15.76 (0.003)
BP magnitude 15.70 (0.004)
RP magnitude 15.91 (0.007)
Pan g magnitude
Pan r magnitude
Pan i magnitude
Pan z magnitude
Pan y magnitude
E(B-V) 0.002

* 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.