SDSS J171033.83+214437.8

All names: SDSS J171033.83+214437.86, Gaia EDR3 4567894291359892992, Gaia DR3 4567894291359892992, GALEX J171033.8+214437, SDSS J171033.84+214437.8, SDSS J171033.83+214437.9, Gaia DR2 4567894291359892992, SDSS J171033.83+214437.8

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 17 10 33.84 (0.2) 17 10 33.84 17 10 33.84 (0.2) 17 10 33.84 (0.2)
Declination 21 44 37.90 (0.2) 21 44 37.81 21 44 37.89 (0.2) 21 44 37.80 (0.2)
Spectral type DA DA DA DA
Effective temperature [K] 19468.0 27879.0 (291)
log(g) [cgs] 7.96 8.13 (0.05)
Mass [M] 0.601 0.706 (0.02)
log(Luminosity) [L]
Cooling age [Gyr] 0.0706
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] 1.54 (0.3) 1.78 (0.3) 1.54 (0.3)
Distance [pc] 650.68 (108) 563.26 (105) 650.66 (109)
Composition H
Proper motion (right ascension) [mas/yr] -2.088229093 (0.2) -2.587112014 (0.5) -2.088 (0.2)
Proper motion (declination) [mas/yr] 6.102004288 (0.2) 6.518504768 (0.5) 6.102 (0.2)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 19.30 (0.03) 19.30 (0.03) 19.30 (0.03)
g magnitude 19.31 (0.01) 19.31 (0.01) 19.31 (0.01)
r magnitude 19.71 (0.02) 19.71 (0.02) 19.71 (0.02)
i magnitude 20.02 (0.02) 20.01 (0.02) 20.02 (0.02)
z magnitude 20.21 (0.1) 20.18 (0.1) 20.21 (0.1)
G magnitude 19.52 (0.03) 19.57 19.52 (0.004)
BP magnitude 19.45 (0.03) 19.41
RP magnitude 19.80 (0.05) 19.78
Pan g magnitude 19.37 (0.007)
Pan r magnitude 19.72 (0.01)
Pan i magnitude 20.05 (0.02)
Pan z magnitude 20.27 (0.03)
Pan y magnitude 19.77 (0.2)
E(B-V) 0.040

* 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.