Agathon

1998 OM12Trojan

event on 2021-04-03

Radius (km)

—

Geometric albedo

Positive chords

Australia

Observed from

Size — to scalevs Pluto

AGATHON · R 36 KMPLUTO · R 1188 KM

Agathon — this objectPluto — comparison

Physical properties

Radius eq. (km)36

Equivalent radius (km)33 ± 14

Oblateness—

Axis ratios (b/a · c/a)—

Density (g/cm³)—

ShapeIrregular

Albedo (V)—

Orbit — top viewheliocentric

5.35

a (AU)

0.038

7.47

i (deg)

Occultation record

Event date2021-04-03

Observed fromAustralia

Positive chords3

KindMain

Delta (au)4.8

Star G mag.—

Object G mag.18.7

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

Referencepreliminary

DOI—

CommentReported by Dave Herald