WD 1711+657

All names: Gaia DR2 1632472715084508800, 1711+657, EQ J1711+6541, SDSS J171113.02+654158.4, WD 1711+657, WDJ171113.00+654158.28, SDSS J171113.01+654158.3, Gaia EDR3 1632472715084508800, Gaia DR3 1632472715084508800, SDSS J171113.02+654158.3, SDSS J171113.01+654158.2, SDSS J171113.00+654158.3

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 MWDD H MWDD HE Gaia DR2 Stilism Tremblay et al. 2011 Mukadam et al. 2006 Mukadam et al. 2004 Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018 White Dwarf Research Corporation Eisenstein et al. 2006 White Dwarf Catalog (McCook & Sion 1999) Kleinman et al. 2013 Kleinman et al. 2004 Vincent et al. 2023
Right ascension 17 11 13.13 (0.05) 17 11 13.01 17 11 13.12 (0.06) 17 11 13.13 17 11 13.00 (0.05) 17 11 13.12 17 11 13.00 17 11 12.98 17 11 13.02 17 11 13.02
Declination 65 41 57.33 (0.06) 65 41 58.29 65 41 57.36 (0.07) 65 41 57.33 65 41 58.28 (0.06) 65 41 57.36 65 41 58.31 65 41 52.08 65 41 58.39 65 41 58.38
Spectral type DA DA DA DA DAV DA DA4.4 DA DA
Effective temperature [K] 11175.0 11372.0 11390.0 (70) 11130.0 11130.0 10975.0 (133) 11310.0 11313.0 (43) 11275.0 (48) 11344.0 (43)
log(g) [cgs] 8.41 8.37 8.65 (0.03) 8.47 8.47 8.38 (0.01) 8.64 8.64 (0.03) 8.69 (0.03) 8.68 (0.03)
Mass [M] 0.862 0.816 1.02 (0.02) 0.843 (0.01) 1.015 (0.02)
log(Luminosity) [L]
Cooling age [Gyr] 0.8319 0.7638 1.3804
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] 12.63 (0.06) 12.77 (0.06) 12.63 12.63 (0.06) 12.77 (0.06)
Distance [pc] 79.16 (0.4) 78.28 (0.4) 79.16 79.16 (0.4) 78.28 (0.4)
Composition H
Proper motion (right ascension) [mas/yr] 50.57106895 (0.06) 50.35466189 (0.1) 50.571 (0.07) 50.355 50.1 47.0
Proper motion (declination) [mas/yr] -59.24844773 (0.08) -59.4063755 (0.2) -59.248 (0.08) -59.406 -63.3 -61.0
Variability VAR VAR VAR
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude 16.90 16.90 16.89
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 17.26 (0.008) 17.26 (0.008) 17.26 (0.008) 17.21 (0.02) 17.22 17.21 (0.02) 17.22 (0.02)
g magnitude 16.94 (0.004) 16.94 (0.004) 16.94 (0.004) 16.95 (0.02) 16.95 16.94 (0.02) 16.95 (0.02)
r magnitude 17.00 (0.005) 17.00 (0.005) 17.00 (0.005) 17.02 (0.02) 17.01 17.01 (0.02) 17.01 (0.01)
i magnitude 17.18 (0.006) 17.18 (0.006) 17.18 (0.006) 17.17 (0.01) 17.17 17.17 (0.02) 17.17 (0.01)
z magnitude 17.47 (0.02) 17.47 (0.02) 17.47 (0.02) 17.47 (0.02) 17.46 17.46 (0.02) 17.46 (0.02)
G magnitude 16.95 (0.005) 16.97 16.95 16.95 (0.003) 16.97
BP magnitude 16.99 (0.005) 16.97 16.97
RP magnitude 16.95 (0.007) 16.94 16.94
Pan g magnitude 16.91 (0.003)
Pan r magnitude 17.06 (0.003)
Pan i magnitude 17.23 (0.004)
Pan z magnitude 17.41 (0.007)
Pan y magnitude 17.57 (0.02)
E(B-V) 0.011
Period #1 [s] 234.0 606.3
Amplitude #1 [mma] 1.2 5.2
Period #2 [s] 606.3 690.2
Amplitude #2 [mma] 5.2 3.3
Period #3 [s] 690.2 1248.2
Amplitude #3 [mma] 3.3 3.2
Period #4 [s] 1248.2
Amplitude #4 [mma] 3.2
Period #5 [s]
Amplitude #5 [mma]

* 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.