GD 69

All names: GEN# +6.10060069, Gaia DR2 194394347281717504, J0536+4129, GD 69, WD 0532+414, GJ 1082, 1SWASP J053620.20+412955.7, 2MASS J05362023+4129556, PM J05363+4129, EGGR 319, 0532+414, PSO J084.0834+41.4989, TIC 239037442, WD 0532+41, 05363+4129, Gaia EDR3 194394347281717504, Gaia DR3 194394347281717504, WDJ053620.21+412955.62

Parameter Unit Gaia EDR3 Pan-STARRS DR1 O'Brien et al. 2024 Caron et al. 2023 McCleery et al. 2020 Blouin et al. 2019 Leggett et al. 2018 Gaia DR2 Stilism Holberg et al. 2016 Limoges et al. 2015 Sion et al. 2014 Giammichele et al. 2012 Gianninas et al. 2011 Zuckerman et al. 2003 Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018 White Dwarf Catalog (McCook & Sion 1999)
Right ascension 05 36 20.02 (0.02) 05 36 20.02 (0.03) 05 36 20.02 (0.03) 05 36 20.16 05 36 20.02 05 36 20.21 (0.02) 05 36 20.02 05 36 20.45
Declination 41 29 56.20 (0.02) 41 29 56.18 (0.03) 41 29 56.18 (0.03) 41 29 52.80 41 29 56.20 41 29 55.62 (0.02) 41 29 56.18 41 30 02.88
Spectral type DA DA DA DA DA DA DA6.8 DA DA DA DA6.5 DA7
Effective temperature [K] 7399.0 (53) 7348.0 (18) 7384.3 (25) 7290.0 (50) 7760.0 (112) 7600.0 (109) 7739.0 7753.0 (112) 7750.0 (112) 7435.0 7556.0 (32)
log(g) [cgs] 7.24 (0.02) 7.13 (0.005) 7.23 (0.01) 7.13 (0.02) 7.71 (0.06) 7.97 (0.05) 7.87 (0.06) 8.03 (0.06) 8.04 7.21 (0.008)
Mass [M] 0.287 (0.005) 0.23 (0.002) 0.23 (0.004) 0.45 (0.03) 0.57 (0.03) 0.52 (0.03) 0.61 (0.04) 0.251 (0.003)
log(Luminosity) [L] -3.29 -3.20
Cooling age [Gyr] 0.4900 0.6030 (0.01) 0.8900 0.9700
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H) <-11.216
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] 31.10 (0.03) 31.10 (0.03) 30.99 (0.04) 30.99 (0.04) 30.99 (0.04) 30.88 (0.9) 30.99 (0.04) 31.10 31.10 (0.03) 30.99 (0.04)
Distance [pc] 32.15 (0.03) 32.15 (0.03) 32.27 (0.04) 32.27 (0.04) 32.27 (0.04) 32.38 (1) 32.27 (0.04) 24.35 (0.5) 20.60 (0.9) 23.81 22.40 (1) 20.00 32.15 32.15 (0.03) 32.27 (0.04)
Composition H H H H H H H
Proper motion (right ascension) [mas/yr] -137.607982 (0.03) -137.6363492 (0.06) -137.608 (0.03) -137.6363492
Proper motion (declination) [mas/yr] 35.92955244 (0.02) 35.83910861 (0.05) 35.93 (0.02) 35.83910861
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity DDu DDU
B magnitude 15.07
V magnitude 14.78 14.75 14.75
R magnitude
I magnitude
J magnitude 14.09 (0.03) 14.09 (0.03) 14.12 14.09 (0.03)
H magnitude 13.94 (0.04) 13.94 (0.04) 13.90 13.94 (0.04)
K magnitude 13.82 (0.05) 13.82 (0.05) 13.87 13.82 (0.05)
u magnitude
g magnitude 14.82 (0.002)
r magnitude 14.70 (0.002)
i magnitude 14.71 (0.003)
z magnitude 14.75 (0.002)
G magnitude 14.65 (0.001) 14.66 14.66 14.65 14.65 (0.003) 14.66
BP magnitude 14.81 (0.001) 14.81 14.81
RP magnitude 14.36 (0.001) 14.37 14.37
Pan g magnitude 14.82 (0.002) 14.82 (0.002) 14.82 (0.002)
Pan r magnitude 14.70 (0.002) 14.70 (0.002) 14.70 (0.002)
Pan i magnitude 14.71 (0.002) 14.71 (0.003) 14.71 (0.003)
Pan z magnitude 14.75 (0.002) 14.75 (0.002) 14.75 (0.002)
Pan y magnitude 14.79 (0.005) 14.79 (0.005) 14.79 (0.005)
E(B-V) 0.000

* 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.