KPD 0631+1043

All names: UCAC4 504-027803, 2E 0631.0+1044, RE J0633+104, WISEA J063350.27+104116.8, EUVE J0633+10.7, WDJ063350.30+104118.06, KPD 0631+1043, 2E 1698, 2RXP J063349.1+104143, Gaia DR2 3327735850578745088, WD 0631+107, RE J063350+104109, WISE J063350.27+104117.0, EUVE J0633+10.6, Gaia DR3 3327735850578745088, [TSA98] J063348.95+104155.65, 2MASS J06335030+1041182, UCAC2 35543711, QORG J063350.4+104123, Gaia EDR3 3327735850578745088, 2RE J0633+104, TIC 229361822, 2RE J063350+104134, 2EUVE J0633+10.7, WD 0631+10, 1RXS J063350.3+104122

Parameter Unit Gaia EDR3 Pan-STARRS DR1 MWDD H Gaia DR2 Stilism Gianninas et al. 2011 Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018 White Dwarf Catalog (McCook & Sion 1999)
Right ascension 06 33 50.26 (0.03) 06 33 50.26 (0.05) 06 33 50.26 06 33 50.30 (0.03) 06 33 50.26 06 33 51.24
Declination 10 41 16.40 (0.03) 10 41 16.45 (0.06) 10 41 16.40 10 41 18.06 (0.03) 10 41 16.45 10 41 32.64
Spectral type DA DA DA DA1.8 DA
Effective temperature [K] 24087.0 27630.0 (403) 28606.0 (335)
log(g) [cgs] 7.79 7.95 (0.04) 8.00 (0.01)
Mass [M] 0.526 0.61 (0.02) 0.645 (0.009)
log(Luminosity) [L]
Cooling age [Gyr] 0.0195
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] 18.07 (0.04) 18.11 (0.07) 18.07 18.07 (0.04) 18.11 (0.07)
Distance [pc] 55.35 (0.1) 55.22 (0.2) 56.00 55.35 55.35 (0.1) 55.22 (0.2)
Composition H H
Proper motion (right ascension) [mas/yr] -34.08470803 (0.04) -34.17228187 (0.08) -34.085 (0.04) -34.17228187
Proper motion (declination) [mas/yr] -103.8041296 (0.03) -103.8592388 (0.07) -103.804 (0.03) -103.8592388
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 13.65 (0.03)
V magnitude 13.82 (0.03)
R magnitude 14.00 (0.1)
I magnitude
J magnitude 14.44 (0.03)
H magnitude 14.48 (0.04)
K magnitude 14.68 (0.1)
u magnitude
g magnitude 13.58 (0.02)
r magnitude 14.04 (0.03)
i magnitude 14.35 (0.05)
z magnitude
G magnitude 13.79 (0.001) 13.81 13.79 13.79 (0.003) 13.81
BP magnitude 13.66 (0.001) 13.61 13.61
RP magnitude 14.05 (0.001) 14.05 14.05
Pan g magnitude 13.65 (0.009)
Pan r magnitude 14.04 (0.007)
Pan i magnitude 14.39 (0.006)
Pan z magnitude 14.66 (0.001)
Pan y magnitude 14.85 (0.004)
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.