WD 1231+680

All names: Gaia EDR3 1682417167486191360, 2MASS J12332408+6745299, SDSS J123324.02+674529.6, FBS 1231+680, SDSS J123324.02+674529.5, FBS B 811, SDSS J123324.01+674529.6, J1233+6745, TIC 148917809, WDJ123324.02+674529.63, Gaia DR2 1682417167486191360, GALEX J123323.8+674529, Gaia DR3 1682417167486191360, WD 1231+680

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 Kilic et al. 2025 Caron et al. 2023 Kilic et al. 2020 MWDD H Gaia DR2 Stilism Tremblay et al. 2011 Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018 Eisenstein et al. 2006 White Dwarf Catalog (McCook & Sion 1999) Kleinman et al. 2013 Kleinman et al. 2004 Vincent et al. 2023
Right ascension 12 33 23.71 (0.05) 12 33 24.02 12 33 23.72 (0.07) 12 33 23.71 12 33 24.02 (0.05) 12 33 23.72 12 33 24.02 12 33 23.64 12 33 24.02 12 33 24.02
Declination 67 45 29.74 (0.05) 67 45 29.62 67 45 29.73 (0.07) 67 45 29.74 67 45 29.62 (0.05) 67 45 29.73 67 45 29.63 67 45 21.96 67 45 29.58 67 45 29.59
Spectral type DA DA DA DA DA DA DA DA DA DA5.0 DA DA
Effective temperature [K] 9627.0 (62) 9603.0 (60) 9626.0 (62) 9676.0 10030.0 (20) 9936.0 (103) 9960.0 (14) 9840.0 (17) 10106.0 (20)
log(g) [cgs] 7.79 (0.01) 7.79 (0.01) 7.80 (0.01) 7.81 8.11 (0.03) 7.86 (0.02) 8.09 (0.02) 8.06 (0.02) 8.25 (0.02)
Mass [M] 0.484 (0.009) 0.484 (0.01) 0.488 (0.01) 0.493 0.67 (0.02) 0.519 (0.01) 0.633 (0.01)
log(Luminosity) [L]
Cooling age [Gyr] 0.5400 0.5192 0.7079
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] 10.08 (0.06) 10.12 (0.08) 10.12 (0.08) 10.08 10.08 (0.06) 10.12 (0.08)
Distance [pc] 99.20 (0.6) 98.81 (0.8) 98.77 (0.8) 99.20 99.20 (0.6) 98.77 (0.8)
Composition H H H H
Proper motion (right ascension) [mas/yr] -108.519404 (0.06) -108.6781366 (0.1) -108.519 (0.06) -108.678 -100.8 -104.0
Proper motion (declination) [mas/yr] 7.051072938 (0.06) 6.980627028 (0.1) 7.051 (0.07) 6.981 9.8 10.0
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude 16.64 (0.1) 16.64 (0.1)
H magnitude
K magnitude
u magnitude 17.47 (0.01) 17.46 (0.009) 17.47 (0.01) 17.45 (0.01) 17.43 (0.04) 17.45 17.46 (0.04) 17.45 (0.02)
g magnitude 16.98 (0.004) 16.98 (0.004) 16.99 (0.004) 17.02 (0.02) 17.01 17.02 (0.02) 17.01 (0.01)
r magnitude 17.06 (0.005) 17.07 (0.005) 17.05 (0.005) 17.06 (0.01) 17.06 17.07 (0.01) 17.06 (0.02)
i magnitude 17.17 (0.006) 17.17 (0.006) 17.16 (0.005) 17.14 (0.02) 17.15 17.15 (0.02) 17.15 (0.02)
z magnitude 17.36 (0.02) 17.36 (0.02) 17.39 (0.02) 17.35 (0.02) 17.34 17.35 (0.02) 17.34 (0.02)
G magnitude 16.97 (0.005) 17.00 16.97 16.97 (0.003) 17.00
BP magnitude 17.04 (0.005) 17.05 17.05
RP magnitude 16.88 (0.005) 16.89 16.89
Pan g magnitude 16.99 (0.005) 16.99 (0.005)
Pan r magnitude 17.05 (0.004) 17.05 (0.004)
Pan i magnitude 17.19 (0.005) 17.19 (0.005)
Pan z magnitude 17.34 (0.005) 17.34 (0.005)
Pan y magnitude 17.46 (0.01) 17.46 (0.01)
E(B-V) 0.007

* 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.