Occultation event
Chariklo
event on 2025-03-20
124.8
Radius (km)
0.042
Geometric albedo
2
Positive chords
United States of America
Observed from
3D modelChariklo · interactive
Downloads 3.8 MB
Model of the occulting body, not a product of this event — a reconstruction, not a direct measurement. The values below are what this occultation measured.
Size — to scalevs Pluto
CHARIKLO · R 124.8 KMPLUTO · R 1188 KM
Chariklo — this objectPluto — comparison
Physical properties
Radius eq. (km)—
Equivalent radius (km)124.8 ± 3.0
Oblateness—
Axis ratios (b/a · c/a)0.94 · 0.689
Density (g/cm³)1.55 ± 0.08
ShapeTri-axial
Albedo (V)0.042 ± 1
Orbit — top viewheliocentric
15.84
a (AU)
0.17
e
23.36
i (deg)
Occultation record
Event date2025-03-20
Observed fromUnited States of America
Positive chords2
KindMain
Delta (au)18.2275
Star G mag.15.5
Object G mag.19.4
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 projectYes
ReferencePreliminary
DOI—
Comment—