Ton S 145

All names: Gaia DR3 2335322500798589184, Ton S 145, Gaia EDR3 2335322500798589184, EC 00130-2601, MCT0013-2601, UBV M 43207, MCT 0013-2601, USNO-B1.0 0642-00003356, GALEX J001535.4-254519, Gaia DR2 2335322500798589184, PHL 756, GEN# +6.10160756

Parameter Unit Gaia EDR3 Geier 2020 Stilism Simbad
Right ascension 00 15 35.38 (0.06) 00 15 35.35 00 15 35.37 (0.06)
Declination -25 45 20.03 (0.05) -25 45 19.16 -25 45 19.48 (0.05)
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] 0.42 (0.08) 0.55 (0.2) 0.42 (0.08)
Distance [pc] 2388.92 (466) 1809.63 (497) 2388.92 (466)
Composition
Proper motion (right ascension) [mas/yr] 12.193 (0.07) 12.014 (0.2) 12.193 (0.07)
Proper motion (declination) [mas/yr] -34.57 (0.06) -34.523 (0.2) -34.57 (0.06)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 21.40
V magnitude 16.56
R magnitude 16.70
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude
g magnitude
r magnitude
i magnitude
z magnitude
G magnitude 16.52 (0.003) 16.53 (0.002) 16.52 (0.003)
BP magnitude 16.36 (0.005) 16.29 (0.009)
RP magnitude 16.84 (0.008) 16.83 (0.006)
Pan g magnitude 16.36 (0.006)
Pan r magnitude 16.79 (0.004)
Pan i magnitude 17.15 (0.002)
Pan z magnitude 17.44 (0.01)
Pan y magnitude 17.60 (0.009)
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.