GALEX 2429870257346714204

All names: SDSS J143534.17+043425.54, GALEX 2429870257346714204, SDSS J143534.17+043425.6, Gaia DR3 3668901977825959040, USNO-A2.0 0900-07729598, Gaia DR2 3668901977825959040, SDSS J143534.17+043425.5, Gaia EDR3 3668901977825959040

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR10 MWDD H Gaia DR2 Stilism Kepler et al. 2015 Simbad Vincent et al. 2023
Right ascension 14 35 34.16 (0.3) 14 35 34.17 14 35 34.16 (0.4) 14 35 34.18 (0.4)
Declination 04 34 25.61 (0.3) 04 34 25.61 04 34 25.61 (0.3) 04 34 25.70 (0.3)
Spectral type DAX DAX DAX hotDQ
Effective temperature [K] 18055.0 98246.0 (3447)
log(g) [cgs] 8.77 9.98 (0.03)
Mass [M] 1.092 1.443 (0.007)
log(Luminosity) [L]
Cooling age [Gyr] 0.4255
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] 3.93 (0.4) 3.77 (0.4) 3.77 (0.4)
Distance [pc] 254.24 (23) 265.56 (31) 265.56 (31)
Composition H
Proper motion (right ascension) [mas/yr] -18.47194093 (0.4) -18.09631586 (0.8) -18.096 (0.8)
Proper motion (declination) [mas/yr] -5.98619529 (0.4) -5.324225832 (0.7) -5.324 (0.7)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 18.50 (0.3)
V magnitude
R magnitude 18.50 (0.3)
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 18.93 (0.02) 18.91 (0.02) 18.93 (0.02)
g magnitude 19.20 (0.01) 19.22 (0.03) 19.20 (0.01)
r magnitude 19.56 (0.02) 19.56 (0.02) 19.56 (0.02)
i magnitude 19.86 (0.03) 19.86 (0.04) 19.86 (0.03)
z magnitude 20.18 (0.1) 20.16 (0.1) 20.18 (0.1)
G magnitude 19.37 (0.04) 19.42 19.42 (0.005)
BP magnitude 19.35 (0.04) 19.23
RP magnitude 19.59 (0.08) 19.58
Pan g magnitude 19.25 (0.008)
Pan r magnitude 19.59 (0.01)
Pan i magnitude 19.91 (0.02)
Pan z magnitude 20.07 (0.03)
Pan y magnitude 20.15 (0.06)
E(B-V) 0.027

* 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.