Ton S 191

All names: 2MASS J01065106-3320313, Gaia DR2 5026550726459165440, GALEX J010651.0-332030, GEN# +6.20035047, BPS CS 30316-0011, Gaia DR3 5026550726459165440, GSC 06999-02080, Gaia EDR3 5026550726459165440, UBV M 43831, WG 4, PS 2-47, MCT 0104-3336, SGPA 221, GEN# +6.00246934, SB 446, Ton S 191, BPM 46934, GCRV 27420, FB14, CSI-33-01044, GD 679, GEN# +6.20021446, TIC 67583991, EGM 613, UBV 1132, FB 14

Parameter Unit Gaia EDR3 Geier 2020 Stilism Simbad
Right ascension 01 06 51.10 (0.03) 01 06 51.04 01 06 51.07 (0.03)
Declination -33 20 31.28 (0.02) -33 20 31.26 -33 20 31.38 (0.02)
Spectral type sdB sdBHe1
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] 1.66 (0.04) 1.52 (0.05) 1.66 (0.04)
Distance [pc] 601.58 (14) 658.89 (23) 601.58 (14)
Composition
Proper motion (right ascension) [mas/yr] 22.675 (0.03) 22.73 (0.07) 22.675 (0.03)
Proper motion (declination) [mas/yr] 5.888 (0.03) 6.124 (0.06) 5.888 (0.03)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 13.28
V magnitude 13.58
R magnitude
I magnitude
J magnitude 14.27 (0.03) 14.27 (0.03)
H magnitude 14.32 (0.05) 14.32 (0.05)
K magnitude 14.64 (0.1) 14.64 (0.1)
u magnitude
g magnitude
r magnitude
i magnitude
z magnitude
G magnitude 13.49 (0.003) 13.51 (0.0004) 13.49 (0.003)
BP magnitude 13.34 (0.003) 13.26 (0.008)
RP magnitude 13.80 (0.004) 13.80 (0.001)
Pan g magnitude 14.35
Pan r magnitude 14.51
Pan i magnitude 14.14 (0.004)
Pan z magnitude 14.78
Pan y magnitude 14.95
E(B-V) 0.007

* 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.