HE 0155-3710

All names: MCT 0155-3710, MCT0155-3710, HE 0155-3710, TIC 152318833, 2MASS J01580145-3656211, Gaia DR3 4968603165141249792, Gaia DR2 4968603165141249792, GALEX J015801.4-365620, Gaia EDR3 4968603165141249792

Parameter Unit Gaia EDR3 Geier 2020 Stilism Simbad
Right ascension 01 58 01.48 (0.02) 01 58 01.44 01 58 01.47 (0.02)
Declination -36 56 21.27 (0.02) -36 56 21.59 -36 56 21.35 (0.02)
Spectral type He-sdO sdO8He3
Effective temperature [K] 41405.0 (1000)
log(g) [cgs] 5.77 (0.1)
Mass [M☉]
log(Luminosity) [L☉]
Cooling age [Gyr]
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
Parallax [mas] 0.84 (0.04) 0.77 (0.05) 0.84 (0.04)
Distance [pc] 1187.65 (49) 1304.63 (79) 1187.65 (49)
Composition
Proper motion (right ascension) [mas/yr] 12.072 (0.02) 12.057 (0.04) 12.072 (0.02)
Proper motion (declination) [mas/yr] 4.62 (0.03) 4.731 (0.06) 4.62 (0.03)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 15.08
V magnitude
R magnitude
I magnitude
J magnitude 15.46 (0.07) 15.46 (0.07)
H magnitude 15.71 (0.1) 15.71 (0.1)
K magnitude 15.66 (0.2) 15.66 (0.2)
u magnitude
g magnitude
r magnitude
i magnitude
z magnitude
G magnitude 14.74 (0.003) 14.75 (0.0004) 14.74 (0.003)
BP magnitude 14.57 (0.003) 14.49 (0.006)
RP magnitude 15.05 (0.004) 15.04 (0.002)
Pan g magnitude
Pan r magnitude
Pan i magnitude
Pan z magnitude
Pan y magnitude
E(B-V) 0.009

* 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.