WT 1891

All names: 2MASS J11490453-2921517, WD 1146-290, Gaia DR2 3480776843983381632, WT 1891, WISE J114904.63-292150.8, Ruiz 440-146, USNO-B1.0 0606-00269414

Parameter Unit Simbad
Right ascension 11 49 04.52 (0.08)
Declination -29 21 51.76 (0.06)
Spectral type DA9
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] 32.23 (0.1)
Distance [pc] 31.03 (0.1)
Composition
Proper motion (right ascension) [mas/yr] 194.51 (0.1)
Proper motion (declination) [mas/yr] 193.232 (0.08)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 17.60
V magnitude 17.30
R magnitude 17.10
I magnitude
J magnitude 16.04 (0.09)
H magnitude 15.74 (0.2)
K magnitude
u magnitude
g magnitude
r magnitude
i magnitude
z magnitude
G magnitude 17.20 (0.0008)
BP magnitude
RP magnitude
Pan g magnitude
Pan r magnitude
Pan i magnitude
Pan z magnitude
Pan y magnitude

* Constant surface field

Special notes:

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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.