LB 3298

All names: GALEX J030501.4-654637, 2MASS J03050164-6546365, uvby98 600003298, GALEXJ03050-6546, UCAC4 122-002656, Gaia DR2 4671780208696812672, BPS CS 31064-0031, LB 3298, TIC 220567752, GEN# +6.00003298, BPS CS 31075-0091, Gaia DR3 4671780208697236480

Parameter Unit Geier 2020 Stilism Simbad
Right ascension 03 05 01.49 03 05 01.66 (0.02)
Declination -65 46 37.19 -65 46 36.48 (0.02)
Spectral type sdO sdO
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] 1.35 (0.02) 1.41 (0.02)
Distance [pc] 738.72 (11) 708.06 (11)
Composition
Proper motion (right ascension) [mas/yr] -19.249 (0.03) -19.282 (0.02)
Proper motion (declination) [mas/yr] -14.706 (0.03) -15.063 (0.02)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 12.90 (0.01)
V magnitude 12.67 (0.01)
R magnitude 12.79 (0.08)
I magnitude
J magnitude 11.97 (0.02) 11.97 (0.02)
H magnitude 11.77 (0.02) 11.77 (0.02)
K magnitude 11.69 (0.02) 11.69 (0.02)
u magnitude
g magnitude 12.72 (0.02)
r magnitude 12.66 (0.02)
i magnitude 12.63 (0.02)
z magnitude
G magnitude 12.61 (0.0003) 12.60 (0.003)
BP magnitude 12.73 (0.003)
RP magnitude 12.34 (0.0008)
Pan g magnitude
Pan r magnitude
Pan i magnitude
Pan z magnitude
Pan y magnitude
E(B-V) 0.029

* 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.