LAWD 96

All names: LFT 1849, LP 988-088, LP 988-88, 2MASS J00021076-4309560, GJ 915, Gaia DR2 4994877094997259264, LEHPM 64, L362-81, LAWD 96, L 362-81, EGGR 165, TIC 321979116, Gaia DR3 4994877094997259264, NLTT 58832, LTT 9857, CNS5 7, Gaia EDR3 4994877094997259264, uvby98 986362081, WD 2359-434, BPM 45338, CF 20541, Zkh 356, LHS 1005, PLX 5808, WISEA J000211.31-431002.6, CSI-43-23595, PLX 5808.00, WDJ000210.72-430955.39, GEN# +9.85988088, UBV 20649, WD2359-434, LPM 901, PM 23596-4325, Ci 20 1474, WD 2359-43

Parameter Unit Gaia EDR3 O'Brien et al. 2024 Hardy et al. 2023a Gaia DR2 Bedard et al. 2017 Subasavage et al. 2017 Stilism Holberg et al. 2016 Ferrario et al. 2015 Sion et al. 2014 Giammichele et al. 2012 Gianninas et al. 2011 Koester et al. 2009 Subasavage et al. 2009 Holberg et al. 2008 Zuckerman et al. 2003 Koester et al. 2001 Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018 White Dwarf Catalog (McCook & Sion 1999)
Right ascension 00 02 11.62 (0.01) 00 02 11.59 (0.02) 00 02 10.73 00 02 10.56 00 02 10.72 00 02 10.70 00 02 11.62 00 02 10.72 (0.01) 00 02 11.59 00 02 07.54
Declination -43 10 06.38 (0.01) -43 10 06.04 (0.02) -43 09 05.06 -43 09 54.00 -43 09 55.50 -43 09 55.00 -43 10 06.38 -43 09 55.39 (0.01) -43 10 06.04 -43 08 53.52
Spectral type DA DA DA DAP DA DA DA5.9 DA DA DAP DA DA DAP5.8 sd
Effective temperature [K] 8428.0 (69) 8978.6 (328) 8506.0 (122) 8390.0 (170) 8645.0 (123) 8570.0 (50) 8648.0 8648.0 (123) 8650.0 (123) 8530.0 (160) 8715.0 8672.0 (9) 8358.0 (27)
log(g) [cgs] 8.35 (0.02) 8.49 (0.3) 8.38 (0.05) 8.37 (0.02) 8.04 (0.05) 8.29 (0.05) 8.56 (0.05) 8.39 (0.01) 8.58 8.83 (0.03) 8.34 (0.005)
Mass [M] 0.821 (0.01) 0.911689822230626 (0.4) 0.82 (0.09) 0.83 (0.02) 0.62 (0.03) 0.98 (0.04) 0.78 (0.03) 0.96 (0.03) 0.85 (0.01) 1.1 0.81 (0.004)
log(Luminosity) [L] -3.36 (0.04) -3.26 -3.35 (0.01)
Cooling age [Gyr] 1.8300 (0.2) 0.9800 1.3700 1.8200 (0.06)
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H) <-10.552
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] 120.01 (0.02) 120.01 (0.02) 119.98 (0.03) 121.47 (0.9) 122.41 (1) 127.40 (7) 122.70 (1) 127.40 (7) 120.01 120.01 (0.02) 119.98 (0.03) 109.00
Distance [pc] 8.33 (0.001) 8.33 (0.001) 8.34 (0.002) 8.23 (0.06) 8.23 (0.06) 8.17 (0.07) 8.16 7.85 (0.4) 19.00 8.15 (0.08) 7.85 8.33 8.33 (0.001) 8.34 (0.002) 9.17
Composition H H H H H H
Proper motion (right ascension) [mas/yr] 613.7852695 (0.02) 613.6386873 (0.04) 613.785 (0.02) 613.6386873
Proper motion (declination) [mas/yr] -686.9892404 (0.02) -686.7336249 (0.04) -686.989 (0.02) -686.7336249
Variability
Magnetic yes yes
Bd [MG] 0.0098 *
Infrared excess (disk)
Binarity
B magnitude 13.12
V magnitude 12.97 12.76 13.05 13.05 13.05
R magnitude 12.82
I magnitude 12.66
J magnitude 12.60 (0.03) 12.60 (0.03) 12.60 (0.03)
H magnitude 12.43 (0.02) 12.43 (0.02) 12.43 (0.02)
K magnitude 12.45 (0.02) 12.45 (0.02) 12.45 (0.02)
u magnitude
g magnitude
r magnitude
i magnitude
z magnitude
G magnitude 12.90 (0.001) 12.91 12.90 12.90 (0.003) 12.91
BP magnitude 13.00 (0.001) 12.99 12.99
RP magnitude 12.69 (0.0006) 12.70 12.70
Pan g magnitude
Pan r magnitude
Pan i magnitude
Pan z magnitude
Pan y magnitude
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.