WD 1209-060

All names: WDJ121236.05-062217.65, LP 674-29, J1212-0622, 2MASS J12123603-0622177, ** LDS 4189B, CCDM J12124-0622B, Gaia EDR3 3596192957509589760, WD 1209-060, Gaia DR3 3596192957509589760, WDS J12123-0621B, Gaia DR2 3596192953212776704, GALEX J121235.9-062218, LP 674-029, PSO J183.1493-06.3725, NLTT 29967, TIC 176879526

Parameter Unit Gaia EDR3 Pan-STARRS DR1 Caron et al. 2023 Blouin et al. 2019 MWDD H Gaia DR2 Tremblay et al. 2017 Stilism Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018 White Dwarf Catalog (McCook & Sion 1999)
Right ascension 12 12 35.75 (0.07) 12 12 35.76 (0.1) 12 12 35.75 12 12 36.05 (0.07) 12 12 35.76 12 12 33.12
Declination -06 22 22.68 (0.06) -06 22 22.52 (0.1) -06 22 22.68 -06 22 17.65 (0.06) -06 22 22.52 -06 21 41.04
Spectral type DA DA DA DA DA DA DA
Effective temperature [K] 6380.0 (22) 6260.0 (45) 6325.0 6590.0 (100) 6456.0 (40)
log(g) [cgs] 7.96 (0.01) 7.92 (0.02) 7.94 8.02 (0.2) 7.99 (0.01)
Mass [M] 0.568 (0.008) 0.539 (0.01) 0.554 0.581 (0.01)
log(Luminosity) [L]
Cooling age [Gyr] 1.8900 1.7630 (0.06) 1.7760
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] 22.92 (0.07) 23.01 (0.1) 23.01 (0.1) 23.01 (0.1) 22.69 (0.6) 22.92 22.92 (0.07) 23.01 (0.1) 22.90 (2)
Distance [pc] 43.63 (0.1) 43.46 (0.3) 43.45 (0.3) 43.45 (0.3) 44.07 (1) 43.63 43.63 (0.1) 43.45 (0.3) 43.67 (4)
Composition H H H
Proper motion (right ascension) [mas/yr] -285.9804563 (0.1) -285.9570881 (0.3) -285.98 (0.1) -285.9570881
Proper motion (declination) [mas/yr] -314.2335678 (0.07) -314.0569482 (0.2) -314.234 (0.07) -314.0569482
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity yes
B magnitude
V magnitude 17.26 (0.05) 17.26
R magnitude 16.71
I magnitude
J magnitude 16.04 (0.008) 16.02 (0.09) 16.02 (0.09)
H magnitude 15.89 (0.01) 15.68 (0.1) 15.68 (0.1)
K magnitude 15.78 (0.03) 15.50 (0.2) 15.50 (0.2)
u magnitude
g magnitude 17.20 (0.004)
r magnitude 16.92 (0.006)
i magnitude 16.83 (0.004)
z magnitude 16.84 (0.01)
G magnitude 16.91 (0.006) 16.92 16.88 (0.004) 16.91 16.91 (0.003) 16.92
BP magnitude 17.18 (0.006) 17.18 17.18
RP magnitude 16.51 (0.004) 16.52 16.52
Pan g magnitude 17.18 (0.005) 17.20 (0.004) 17.20 (0.004)
Pan r magnitude 16.95 (0.0009) 16.92 (0.006) 16.92 (0.006)
Pan i magnitude 16.82 (0.003) 16.83 (0.003) 16.83 (0.003)
Pan z magnitude 16.85 (0.005) 16.84 (0.01) 16.84 (0.01)
Pan y magnitude 16.86 (0.009) 16.88 (0.01) 16.88 (0.01)
E(B-V) 0.001

* 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.