Occultation event
Ixion
event on 2020-10-13
354.8
Radius (km)
—
Geometric albedo
2
Positive chords
United States of America
Observed from
Size — to scalevs Pluto
IXION · R 354.8 KMPLUTO · R 1188 KM
Ixion — this objectPluto — comparison
Physical properties
Radius eq. (km)354.8 ± 0.1
Equivalent radius (km)354.8
Oblateness0
Axis ratios (b/a · c/a)—
Density (g/cm³)—
ShapeSpherical
Albedo (V)—
Orbit — top viewheliocentric
39.7
a (AU)
0.247
e
19.6
i (deg)
Occultation record
Event date2020-10-13
Observed fromUnited States of America
Positive chords2
KindMain
Delta (au)39.2536
Star G mag.10.3
Object G mag.19.7
Astrometryfeeds NIMA ephemeris
Position Date (JD)—
RA position—
Error RA·cos(δ) (mas)—
DEC position—
Error DEC (mas)—
Atmosphere
Pressure (nbar)—
Atm. gas—
Reference & provenance
Lucky Star projectNo
ReferenceStephen E. Levine, AJ, 161, 210, 2021
Comment—