L 577-71

All names: CNS5 5895, WD 2351-333, Gaia DR3 2313836325604479616, NLTT 58330, LAWD 94, L 577-71, WDJ235401.07-331631.08, LHS 4040, LDS 826A, Gaia EDR3 2313836325604479616, 2MASS J23540107-3316307, G 275-121, WDS J23541-3317B, CSI-33-23515, LFT 1835, WD 2351-335, UBV 20517, EGGR 163, LP 936-12, WD 2351-33, LPM 892, ** LDS 826B, Gaia DR2 2313836325604479616, LFT 1836, LTT 9768, ** SOZ 2B, TIC 77041172

Parameter Unit Gaia EDR3 O'Brien et al. 2024 Gaia DR2 Bedard et al. 2017 Stilism Holberg et al. 2016 Sion et al. 2014 Giammichele et al. 2012 Gianninas et al. 2011 Subasavage et al. 2009 Subasavage et al. 2008 Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018 White Dwarf Catalog (McCook & Sion 1999)
Right ascension 23 54 00.68 (0.02) 23 54 00.69 (0.03) 23 54 00.96 23 54 01.14 23 54 01.14 23 54 00.68 23 54 01.07 (0.02) 23 54 00.69 23 54 06.14
Declination -33 16 37.52 (0.02) -33 16 37.32 (0.02) -33 16 30.00 -33 16 30.30 -33 16 30.30 -33 16 37.52 -33 16 31.08 (0.02) -33 16 37.32 -33 16 05.88
Spectral type DA DA DA DA5.7 DA DA DA DA6.0 DA DA5.7 DA
Effective temperature [K] 8559.0 (76) 8663.0 (125) 8762.0 (128) 8850.0 8810.0 (128) 8810.0 (128) 8070.0 (390) 8068.0 (401) 8720.0 (35)
log(g) [cgs] 7.96 (0.02) 8.03 (0.06) 7.71 (0.06) 7.97 (0.06) 8.25 (0.06) 7.80 (0.05) 8.00 (0.007)
Mass [M] 0.574 (0.01) 0.67 (0.1) 0.45 (0.03) 0.58 (0.03) 0.76 (0.04) 0.49 (0.03) 0.598 (0.006)
log(Luminosity) [L] -3.03 -3.10 (0.03)
Cooling age [Gyr] 0.6500 0.8000 0.8100 (0.05)
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] 43.10 (0.02) 43.10 (0.02) 43.12 (0.03) 43.74 (1) 42.82 (2) 43.74 (1) 43.10 43.10 (0.02) 43.12 (0.03) 43.70 (1)
Distance [pc] 23.20 (0.01) 23.20 (0.01) 23.19 (0.02) 23.40 (1) 22.86 (0.8) 23.35 23.40 (1) 13.00 22.86 (0.7) 20.10 23.20 23.20 (0.01) 23.19 (0.02) 22.88 (0.7)
Composition H H H H H
Proper motion (right ascension) [mas/yr] -310.7535408 (0.02) -310.6274712 (0.06) -310.754 (0.02) -310.6274712
Proper motion (declination) [mas/yr] -402.3887297 (0.02) -402.4125806 (0.05) -402.389 (0.02) -402.4125806
Variability NOV
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity WDMS
B magnitude 14.60
V magnitude 13.56 14.42 13.56
R magnitude
I magnitude
J magnitude 13.99 (0.1) 13.99 (0.1) 13.98 (0.1)
H magnitude 13.86 (0.2) 13.86 (0.2) 13.86 (0.2)
K magnitude 13.73 (0.1) 13.73 (0.1) 13.72 (0.1)
u magnitude
g magnitude
r magnitude
i magnitude
z magnitude
G magnitude 14.48 (0.001) 14.49 14.48 14.48 (0.003) 14.49
BP magnitude 14.57 (0.001) 14.57 14.57
RP magnitude 14.28 (0.002) 14.29 14.29
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.