LAMOST J080258.02+143753.6

All names: SDSS J080257.99+143752.8, Gaia DR2 654353076593317504, GALEX J080258.0+143753, Gaia DR3 654353076593317504, Gaia EDR3 654353076593317504, SDSS J080258.00+143752.8, SDSS J080257.99+143753.0, SDSS J080257.98+143753.0, LAMOST J080258.02+143753.6, SDSS J080258.00+143752.82

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR10 MWDD H Gaia DR2 Stilism Guo et al. 2015 Kepler et al. 2015 Vincent et al. 2024 Simbad Vincent et al. 2023
Right ascension 08 02 58.00 (0.2) 08 02 57.99 08 02 58.00 (0.2) 08 02 58.00 08 02 57.98 (0.2)
Declination 14 37 52.65 (0.1) 14 37 53.03 14 37 52.67 (0.1) 14 37 52.65 14 37 53.21 (0.1)
Spectral type DA DA DA DA DA DA
Effective temperature [K] 17528.0 19877.0 (207) 17327.0 (1574)
log(g) [cgs] 7.74 7.99 (0.04) 7.73 (0.1)
Mass [M] 0.484 0.617 (0.02) 0.479 (0.08)
log(Luminosity) [L]
Cooling age [Gyr] 0.0716
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
log(C/H)
log(N/H)
log(O/H)
log(Na/H)
log(Mg/H)
log(Al/H)
log(Si/H)
log(P/H)
log(S/H)
log(Sc/H)
log(Ti/H)
log(Cr/H)
log(Mn/H)
log(Fe/H)
log(Ni/H)
Parallax [mas] 2.65 (0.2) 2.60 (0.2) 2.65 2.65 (0.2)
Distance [pc] 377.89 (26) 383.92 (36) 377.89 377.89 (26)
Composition H
Proper motion (right ascension) [mas/yr] 17.28906462 (0.2) 16.960649 (0.4) 17.289 (0.2)
Proper motion (declination) [mas/yr] -35.00160994 (0.1) -34.88653007 (0.2) -35.002 (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 18.50 (0.02) 18.48 (0.02) 18.50 (0.01)
g magnitude 18.38 (0.007) 18.41 (0.02) 18.38 (0.007)
r magnitude 18.74 (0.01) 18.72 (0.02) 18.74 (0.01)
i magnitude 19.03 (0.01) 19.03 (0.02) 19.03 (0.01)
z magnitude 19.37 (0.05) 19.35 (0.06) 19.37 (0.05)
G magnitude 18.58 (0.01) 18.62 18.58 18.58 (0.003)
BP magnitude 18.53 (0.01) 18.47
RP magnitude 18.74 (0.04) 18.76
Pan g magnitude 18.42 (0.01)
Pan r magnitude 18.75 (0.008)
Pan i magnitude 19.07 (0.01)
Pan z magnitude 19.31 (0.02)
Pan y magnitude 19.42 (0.03)
E(B-V) 0.018

* 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.