WD 1129+373

All names: CBS 140, WD 1129+373, TIC 18030987, FBS 1129+373, Gaia DR2 759980585988726912, SDSS J113143.40+370128.1, 1129+373, LAMOST J113143.44+370128.1, WDJ113143.37+370128.22, SDSS J113143.44+370127.8, LAMOST J113143.40+370128.0, Gaia DR3 759980585988726912, 2MASS J11314336+3701285, GALEX J113143.4+370128, SDSS J113143.40+370128.0, FBS B 82, Gaia EDR3 759980585988726912, PG, SDSS J113143.40+370128.10, PG 1129+373

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 Kilic et al. 2025 Genest-Beaulieu & Bergeron 2019 (spectroscopic) Genest-Beaulieu & Bergeron 2019 (photometric) Leggett et al. 2018 MWDD HE Gaia DR2 Stilism Koester & Kepler 2015 Bergeron et al. 2011 Zuckerman et al. 2010 Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018 White Dwarf Catalog (McCook & Sion 1999) Kleinman et al. 2013 Vincent et al. 2023
Right ascension 11 31 43.49 (0.04) 11 31 43.40 11 31 43.49 (0.06) 11 31 43.49 11 31 43.37 (0.04) 11 31 43.49 11 31 42.29 11 31 43.40
Declination 37 01 27.77 (0.04) 37 01 28.10 37 01 27.79 (0.05) 37 01 27.77 37 01 28.22 (0.04) 37 01 27.79 37 01 26.40 37 01 28.07
Spectral type DBA DBA4.0 DBA DBA DB DB DB4 DB DB4 DBAH: DB
Effective temperature [K] 12615.0 (144) 12760.0 12965.0 12685.0 (405) 12162.0 12895.0 (45) 13030.0 (358) 12800.0 12337.0 (190) 13740.0 (79)
log(g) [cgs] 7.99 (0.01) 7.83 8.02 8.01 (0.07) 7.93 8.00 (0) 8.16 (0.2) 7.96 (0.02) 8.66 (0.06)
Mass [M] 0.579 (0.01) 0.495 0.598 0.592 (0.06) 0.544 0.68 (0.1) 0.56 (0.02)
log(Luminosity) [L] -2.47
Cooling age [Gyr] 0.3330 (0.05) 0.3337 0.3981
log(H/He) -6.0 -6.251 <-6.32 -6.06 (1)
log(C/He)
log(Ca/He) <-9.83 <-11.1
log(Ca/H)
log(N/He)
log(O/He)
log(Na/He)
log(Mg/He)
log(Al/He)
log(Si/He)
log(P/He)
log(S/He)
log(Cl/He)
log(Sc/He)
log(Ti/He)
log(V/He)
log(Cr/He)
log(Mn/He)
log(Fe/He)
log(Co/He)
log(Ni/He)
log(Cu/He)
log(Zn/He)
log(Ga/He)
log(Ge/He)
log(Sr/He)
Parallax [mas] 10.90 (0.05) 11.01 (0.7) 10.85 (0.07) 10.90 10.90 (0.05) 10.85 (0.07)
Distance [pc] 91.72 (0.5) 90.83 (6) 92.18 (0.6) 92.00 74.00 91.72 91.72 (0.5) 92.18 (0.6)
Composition He He
Proper motion (right ascension) [mas/yr] 91.96122922 (0.05) 92.14800565 (0.1) 91.961 (0.05) 92.148
Proper motion (declination) [mas/yr] -28.18760801 (0.05) -28.18871437 (0.1) -28.188 (0.05) -28.189
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 16.23
V magnitude 16.23
R magnitude
I magnitude
J magnitude 16.66 (0.2)
H magnitude
K magnitude
u magnitude 16.34 (0.006) 16.34 (0.006) 16.34 (0.006) 16.34 (0.02)
g magnitude 16.37 (0.004) 16.37 (0.004) 16.37 (0.004) 16.39 (0.02)
r magnitude 16.60 (0.004) 16.60 (0.004) 16.60 (0.004) 16.60 (0.01)
i magnitude 16.78 (0.005) 16.78 (0.005) 16.78 (0.005) 16.79 (0.01)
z magnitude 17.03 (0.01) 17.03 (0.01) 17.03 (0.01) 17.06 (0.02)
G magnitude 16.47 (0.005) 16.49 16.47 16.47 (0.003) 16.49
BP magnitude 16.44 (0.005) 16.43 16.43
RP magnitude 16.50 (0.006) 16.48 16.48
Pan g magnitude 16.43 (0.007)
Pan r magnitude 16.61 (0.003)
Pan i magnitude 16.81 (0.004)
Pan z magnitude 17.02 (0.004)
Pan y magnitude 17.14 (0.01)
E(B-V) 0.004

* 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.