JL 234

All names: HE 0110-5630, GEN# +6.20022234, UBV M 43568, 2MASS J01122113-5614277, WD 0110-565, JL 234, Gaia DR2 4913589203924379776, WDJ011221.14-561427.51

Parameter Unit Gaia DR2 Girven et al. 2012 Simbad Gentile Fusillo et al. 2018 White Dwarf Catalog (McCook & Sion 1999)
Right ascension 01 12 21.16 (0.03) 01 12 21.14 01 12 21.16 01 12 21.00
Declination -56 14 27.98 (0.03) -56 14 27.82 -56 14 27.98 -56 14 23.64
Spectral type DBAZ DBAZ2.6
Effective temperature [K]
log(g) [cgs]
Mass [M]
log(Luminosity) [L]
Cooling age [Gyr]
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
Parallax [mas] 10.26 (0.05) 10.26 (0.05)
Distance [pc] 97.51 (0.5) 97.51 (0.5)
Composition
Proper motion (right ascension) [mas/yr] 10.8328712097 (0.07) 10.8328712097
Proper motion (declination) [mas/yr] -30.0893121603 (0.07) -30.0893121603
Variability
Magnetic
Bd [MG]
Infrared excess (disk) yes
Binarity
B magnitude 15.84
V magnitude 15.69
R magnitude 15.80
I magnitude
J magnitude 16.49
H magnitude 16.12
K magnitude
u magnitude
g magnitude
r magnitude
i magnitude
z magnitude
G magnitude 15.79 15.79
BP magnitude 15.65 15.65
RP magnitude 15.93 15.93
Pan g magnitude
Pan r magnitude
Pan i magnitude
Pan z magnitude
Pan y magnitude

* Constant surface field

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The Montreal White Dwarf Database is produced and maintained by Prof. Patrick Dufour at Université de Montréal. Please send database updates, corrections, suggestions or bug reports to dufourpa@astro.umontreal.ca.