Feige 91

All names: Gaia DR2 1660055029417965952, CSI+59-14069, Feige 91, SBSS 1406+598, 2MASS J14083223+5940250, SDSS J140832.23+594025.4, TIC 441687165, GALEX J140832.3+594025, GSC 03858-01071, Gaia EDR3 1660055029417965952, FB 143, EGGR 257, Gaia DR3 1660055029417965952, GALEXJ14085+5940, UCAC4 749-048762, GEN# +6.20001091, TIC 1001354953, uvby98 620001091

Parameter Unit Gaia EDR3 Geier 2020 Stilism Simbad
Right ascension 14 08 32.19 (0.03) 14 08 32.31 14 08 32.23 (0.03)
Declination 59 40 25.53 (0.03) 59 40 25.51 59 40 25.47 (0.03)
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] 2.13 (0.03) 2.18 (0.05) 2.13 (0.03)
Distance [pc] 468.63 (6) 459.75 (1e+01) 468.63 (6)
Composition
Proper motion (right ascension) [mas/yr] -18.908 (0.04) -18.817 (0.08) -18.908 (0.04)
Proper motion (declination) [mas/yr] 3.654 (0.03) 3.512 (0.07) 3.654 (0.03)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 13.20 (0.02)
V magnitude 13.42 (0.04)
R magnitude 13.78 (0.1)
I magnitude
J magnitude 14.08 (0.03) 14.08 (0.03)
H magnitude 14.32 (0.04) 14.32 (0.04)
K magnitude 14.41 (0.08) 14.41 (0.08)
u magnitude 12.92 (0.003)
g magnitude 13.27 (0.003) 13.27 (0.07)
r magnitude 13.64 (0.003) 13.73 (0.06)
i magnitude 13.99 (0.003) 14.09 (0.09)
z magnitude 14.34 (0.004)
G magnitude 13.40 (0.003) 13.41 (0.0006) 13.40 (0.003)
BP magnitude 13.25 (0.003) 13.19 (0.008)
RP magnitude 13.69 (0.004) 13.69 (0.001)
Pan g magnitude 13.13
Pan r magnitude 13.66 (0.006)
Pan i magnitude 14.03 (0.006)
Pan z magnitude 14.31 (0.001)
Pan y magnitude 14.49 (0.003)
E(B-V) 0.019

* 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.