SDSS J173217.07+640716.9

All names: Gaia DR3 1440528904342216704, SDSS J173217.06+640716.8, SDSS J173217.06+640716.9, Gaia EDR3 1440528904342216704, GALEX J173217.0+640717, SDSS J173217.07+640716.9, Gaia DR2 1440528904342216704, SDSS J173217.07+640716.8

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 MWDD H Gaia DR2 Stilism Vincent et al. 2024 Simbad Kleinman et al. 2013 Vincent et al. 2023
Right ascension 17 32 17.09 (0.1) 17 32 17.07 17 32 17.08 (0.1) 17 32 17.08 17 32 17.06 (0.1) 17 32 17.07
Declination 64 07 16.97 (0.1) 64 07 16.94 64 07 16.97 (0.1) 64 07 16.97 64 07 16.93 (0.1) 64 07 16.88
Spectral type DA DA DA DA DA
Effective temperature [K] 20446.0 24166.0 (1396) 25886.0 (173)
log(g) [cgs] 7.80 8.01 (0.06) 7.97 (0.02)
Mass [M] 0.521 0.636 (0.05) 0.62 (0.009)
log(Luminosity) [L]
Cooling age [Gyr] 0.0396
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] 3.05 (0.1) 3.01 (0.1) 3.05 3.05 (0.1)
Distance [pc] 327.44 (11) 331.75 (15) 327.44 327.44 (11)
Composition H
Proper motion (right ascension) [mas/yr] 11.47657281 (0.1) 11.39808637 (0.3) 11.477 (0.1)
Proper motion (declination) [mas/yr] 2.807992732 (0.1) 3.020344437 (0.3) 2.808 (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 17.76 (0.01) 17.76 (0.01) 17.74 (0.03)
g magnitude 17.80 (0.006) 17.80 (0.006) 17.83 (0.02)
r magnitude 18.23 (0.007) 18.23 (0.007) 18.26 (0.02)
i magnitude 18.56 (0.01) 18.56 (0.01) 18.57 (0.02)
z magnitude 18.83 (0.04) 18.83 (0.04) 18.94 (0.05)
G magnitude 18.04 (0.01) 18.07 18.04 18.04 (0.003)
BP magnitude 17.97 (0.01) 17.91
RP magnitude 18.31 (0.02) 18.29
Pan g magnitude 17.89 (0.007)
Pan r magnitude 18.25 (0.004)
Pan i magnitude 18.59 (0.005)
Pan z magnitude 18.82 (0.004)
Pan y magnitude 19.02 (0.03)
E(B-V) 0.023

* 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.