PG 1409-091

All names: 2MASS J14123689-0921542, PG1409-091, WISEA J141236.90-092154.2, TIC 5976624, GALEX J141236.9-092154, WISE J141236.91-092154.2, UCAC4 404-057201, Gaia DR2 3614958185020898432, PG 1409-091, Gaia DR3 3614958185020898432, UCAC2 28557679

Parameter Unit Geier 2020 Stilism Simbad
Right ascension 14 12 36.88 14 12 36.90 (0.02)
Declination -09 21 54.24 -09 21 54.34 (0.02)
Spectral type sdB sdB
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] 0.49 (0.04) 0.48 (0.03)
Distance [pc] 2053.81 (155) 2085.94 (109)
Composition
Proper motion (right ascension) [mas/yr] 1.39 (0.06) 1.175 (0.03)
Proper motion (declination) [mas/yr] 0.477 (0.05) 0.337 (0.02)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 14.62 (0.03)
V magnitude 14.53 (0.06)
R magnitude 14.62 (0.07)
I magnitude
J magnitude 14.03 (0.03) 14.03 (0.03)
H magnitude 13.74 (0.02) 13.74 (0.02)
K magnitude 13.93 (0.06) 13.93 (0.06)
u magnitude
g magnitude
r magnitude
i magnitude
z magnitude
G magnitude 14.43 (0.0005) 14.41 (0.003)
BP magnitude 14.47 (0.005)
RP magnitude 14.26 (0.002)
Pan g magnitude 14.47 (0.002)
Pan r magnitude 14.53 (0.002)
Pan i magnitude 14.59 (0.003)
Pan z magnitude 14.69 (0.005)
Pan y magnitude 14.72 (0.009)
E(B-V) 0.049

* 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.