Wolf 72

All names: WD0126+101, G 71-11, Gaia DR3 2585189473147457408, Wolf 72, WD 0126+101, LSPM J0129+1023, Gaia EDR3 2585189473147457408, G 3-1, 2MASS J01292424+1023011, LTT 10525, GALEX J012924.1+102259, EGGR 564, WISEA J012924.15+102257.1, NLTT 4941, WDJ012924.26+102301.34, J0129+1022, PLX 306.01, Gaia DR2 2585189473147457408, SDSS J012924.17+102258.0, SDSS J012924.17+102257.9, PG 0126+101, PM J01294+1023, 01294+1023, TIC 365155691, USNO 403, USNO-B1.0 1003-00012965, G2-40, G 2-40, WD 0126+10

Parameter Unit Gaia EDR3 Pan-STARRS DR1 Kilic et al. 2025 O'Brien et al. 2024 Caron et al. 2023 Kilic et al. 2020 McCleery et al. 2020 MWDD H Gaia DR2 Bedard et al. 2017 Stilism Limoges et al. 2015 Gianninas et al. 2011 Koester et al. 2009 Liebert et al. 2005 Zuckerman et al. 2003 Koester et al. 2001 Bergeron et al. 2001 Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018 White Dwarf Catalog (McCook & Sion 1999)
Right ascension 01 29 24.11 (0.02) 01 29 24.11 (0.05) 01 29 24.11 (0.05) 01 29 24.40 01 29 24.11 01 29 24.26 (0.02) 01 29 24.11 01 29 24.29
Declination 10 22 55.17 (0.01) 10 22 55.37 (0.03) 10 22 55.37 (0.03) 10 23 00.00 10 22 55.17 10 23 01.34 (0.01) 10 22 55.37 10 23 23.28
Spectral type DA DA DA DA DA DA DA DA DA DA DA DA DA DA5.8 DA6
Effective temperature [K] 8493.0 (21) 8516.0 (64) 8449.0 (13) 8493.0 (21) 8509.8 (32) 8484.0 8548.0 (123) 8550.0 (122) 8750.0 (125) 8557.0 (5) 8690.0 (125) 8522.0 8693.0 (9) 8500.0 (200) 8511.0 (25)
log(g) [cgs] 7.47 (0.004) 7.54 (0.02) 7.47 (0.003) 7.47 (0.004) 7.54 (0.01) 7.47 7.60 (0.05) 7.61 (0.05) 7.88 (0.06) 7.62 (0.01) 7.84 (0.06) 8.00 7.78 (0.02) 7.20 (0.2) 7.48 (0.005)
Mass [M] 0.34 (0.003) 0.39 (0.006) 0.34 (0.002) 0.339 (0.003) 0.339 0.39 (0.02) 0.53 (0.03) 0.51 (0.03) 0.48 0.25 (0.04) 0.343 (0.003)
log(Luminosity) [L] -2.89 -2.98 -2.68 (0.1)
Cooling age [Gyr] 0.5300 0.5318 0.7762 0.4300 (0.06)
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H) <-10.940
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] 34.17 (0.02) 34.17 (0.02) 34.14 (0.05) 34.14 (0.05) 34.14 (0.05) 28.40 (3) 28.40 (3) 34.17 34.17 (0.02) 34.14 (0.05) 27.00 (3)
Distance [pc] 29.26 (0.02) 29.27 (0.02) 29.29 (0.04) 29.29 (0.04) 29.29 (0.04) 34.40 (4) 35.20 (4) 23.00 24.00 35.21 (4) 29.26 29.26 (0.02) 29.29 (0.04) 37.04 (4)
Composition H H H H H H H
Proper motion (right ascension) [mas/yr] -139.5153731 (0.03) -139.3274633 (0.07) -139.515 (0.03) -139.3274633
Proper motion (declination) [mas/yr] -385.1500622 (0.02) -385.1607618 (0.06) -385.15 (0.02) -385.1607618
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity DDu DDU
B magnitude 14.64 14.64
V magnitude 14.38 14.38 14.38 14.40
R magnitude 14.28 14.30
I magnitude 14.12
J magnitude 14.03 (0.002) 14.00 14.05 14.03 (0.02)
H magnitude 13.93 (0.003) 13.92 13.92 13.95 (0.04)
K magnitude 13.95 (0.005) 13.90 13.94 13.96 (0.05)
u magnitude 14.99 (0.004) 14.98 (0.004) 14.98 (0.004)
g magnitude 14.62 (0.003) 14.62 (0.003)
r magnitude 14.56 (0.005) 14.56 (0.005)
i magnitude 14.61 (0.004) 14.61 (0.004)
z magnitude 14.60 (0.005) 14.60 (0.005)
G magnitude 14.35 (0.0007) 14.37 14.37 14.35 14.35 (0.003) 14.37
BP magnitude 14.46 (0.0007) 14.46 14.46
RP magnitude 14.16 (0.001) 14.17 14.17
Pan g magnitude 14.42 (0.02) 14.42 (0.02)
Pan r magnitude 14.42 (0.001) 14.42 (0.001)
Pan i magnitude 14.49 (0.003) 14.49 (0.004)
Pan z magnitude 14.59 (0.003) 14.59 (0.003)
Pan y magnitude 14.68 (0.002) 14.68 (0.001)
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.