PG 1203-108

All names: TIC 152823245, GALEX J120556.5-110527, Gaia DR3 3574711931980454528, PG 1203-108, 2MASS J12055657-1105282, Gaia DR2 3574711931980454528, PG1203-108, HE 1203-1048

Parameter Unit Geier 2020 Stilism Simbad
Right ascension 12 05 56.56 12 05 56.56 (0.05)
Declination -11 05 28.07 -11 05 28.22 (0.03)
Spectral type He-sdO sdOHe
Effective temperature [K] 45439.0 (1000)
log(g) [cgs] 5.91 (0.1)
Mass [M]
log(Luminosity) [L]
Cooling age [Gyr]
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
Parallax [mas] 0.15 (0.07) 0.32 (0.05)
Distance [pc] 6535.95 (3157) 3152.59 (523)
Composition
Proper motion (right ascension) [mas/yr] -1.584 (0.2) -1.94 (0.07)
Proper motion (declination) [mas/yr] -0.015 (0.1) 0.135 (0.05)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 15.69
V magnitude
R magnitude
I magnitude
J magnitude 16.35 (0.1) 16.35 (0.1)
H magnitude 16.00 (0.2) 16.00 (0.2)
K magnitude 15.57 (0.2) 15.57 (0.2)
u magnitude
g magnitude
r magnitude
i magnitude
z magnitude
G magnitude 15.90 (0.001) 15.89 (0.003)
BP magnitude 15.73 (0.006)
RP magnitude 16.06 (0.004)
Pan g magnitude 15.80 (0.004)
Pan r magnitude 16.11 (0.003)
Pan i magnitude 16.41 (0.006)
Pan z magnitude 16.62 (0.005)
Pan y magnitude 16.75 (0.005)
E(B-V) 0.042

* 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.