LB 3229

All names: GEN# +6.00003229, GALEX J014717.5-513338, LB 3229, uvby98 600003229, Gaia DR2 4916399452565698688, 2MASS J01471747-5133391, TIC 229144939, GSC 08047-00420, JL261, Gaia EDR3 4916399452565698688, Gaia DR3 4916399452565698688, JL 261

Parameter Unit Gaia EDR3 Geier 2020 Stilism Simbad
Right ascension 01 47 17.48 (0.02) 01 47 17.44 01 47 17.46 (0.02)
Declination -51 33 39.27 (0.02) -51 33 39.08 -51 33 39.21 (0.02)
Spectral type He-sdO sdO9.5VIIHe39
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] 1.16 (0.03) 1.17 (0.05) 1.16 (0.03)
Distance [pc] 859.11 (21) 857.04 (36) 859.11 (21)
Composition
Proper motion (right ascension) [mas/yr] 10.907 (0.03) 10.897 (0.06) 10.907 (0.03)
Proper motion (declination) [mas/yr] -3.677 (0.03) -3.671 (0.07) -3.677 (0.03)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 13.30
V magnitude 13.55
R magnitude
I magnitude
J magnitude 14.25 (0.04) 14.25 (0.04)
H magnitude 14.38 (0.04) 14.38 (0.04)
K magnitude 14.52 (0.07) 14.52 (0.07)
u magnitude
g magnitude
r magnitude
i magnitude
z magnitude
G magnitude 13.53 (0.003) 13.54 (0.0005) 13.53 (0.003)
BP magnitude 13.36 (0.003) 13.28 (0.007)
RP magnitude 13.84 (0.004) 13.84 (0.002)
Pan g magnitude
Pan r magnitude
Pan i magnitude
Pan z magnitude
Pan y magnitude
E(B-V) 0.010

* 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.