WD 1204-136

All names: NLTT 29642, GALEX J120656.2-135352, 2MASS J12065632-1353530, USNO-B1.0 0761-00251607, WD1204-136, Gaia DR3 3570694595665791232, LP 734-74, EC 12043-1337, WD 1204-136, Gaia EDR3 3570694595665791232, Gaia DR2 3570694595665791232, TIC 385331518, WDJ120656.29-135353.04

Parameter Unit Gaia EDR3 Pan-STARRS DR1 MWDD H Gaia DR2 Stilism Gianninas et al. 2011 Koester et al. 2009 Farihi et al. 2008 Jura et al. 2007 Koester et al. 2005 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 12 06 55.96 (0.04) 12 06 55.97 (0.06) 12 06 56.40 12 06 55.96 12 06 56.29 (0.04) 12 06 55.97 12 06 56.16
Declination -13 53 53.71 (0.03) -13 53 53.69 (0.06) -13 53 54.00 -13 53 53.71 -13 53 53.04 (0.03) -13 53 53.69 -13 53 48.12
Spectral type DA DA DAZ DAZ DA DA DA4.4 DA5
Effective temperature [K] 10686.0 11420.0 (169) 10939.0 (16) 11500.0 11200.0 11468.0 11111.0 (23) 10714.0 (77)
log(g) [cgs] 8.12 8.31 (0.05) 8.19 (0.008) 8.00 8.00 8.05 (0.01) 8.11 (0.01)
Mass [M] 0.674 0.8 (0.03) 0.64 0.666 (0.008)
log(Luminosity) [L]
Cooling age [Gyr] 0.5988
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H) -7.72 -7.7 -7.716
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] 20.41 (0.04) 20.64 (0.08) 20.41 20.41 (0.04) 20.64 (0.08)
Distance [pc] 49.00 (0.1) 48.45 (0.2) 45.00 52.00 49.00 49.00 (0.1) 48.45 (0.2)
Composition H H H H
Proper motion (right ascension) [mas/yr] -297.4633132 (0.05) -297.6327935 (0.1) -297.463 (0.05) -297.6327935
Proper motion (declination) [mas/yr] -41.92826624 (0.04) -41.65618374 (0.1) -41.928 (0.04) -41.65618374
Variability NOV
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 15.72
V magnitude 15.52 15.67 15.52 15.53
R magnitude 15.60
I magnitude
J magnitude 15.66 (0.06)
H magnitude 15.58 (0.1)
K magnitude 15.44 (0.2)
u magnitude
g magnitude
r magnitude
i magnitude
z magnitude
G magnitude 15.55 (0.002) 15.58 15.55 15.55 (0.003) 15.58
BP magnitude 15.59 (0.002) 15.58 15.58
RP magnitude 15.52 (0.002) 15.52 15.52
Pan g magnitude 15.54 (0.003)
Pan r magnitude 15.66 (0.006)
Pan i magnitude 15.83 (0.004)
Pan z magnitude 16.01 (0.004)
Pan y magnitude 16.15 (0.008)
E(B-V) 0.001

* 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.