Occultation event

Ixion

2001 KX76TNO> Plutino

event on 2014-06-24

128.5

Radius (km)

—

Geometric albedo

Positive chords

Australia

Observed from

Size — to scalevs Pluto

IXION · R 128.5 KMPLUTO · R 1188 KM

Ixion — this objectPluto — comparison

Physical properties

Radius eq. (km)128.5

Equivalent radius (km)—

Oblateness0

Axis ratios (b/a · c/a)—

Density (g/cm³)—

ShapeUndetermined

Albedo (V)—

Orbit — top viewheliocentric

39.7

a (AU)

0.247

19.6

i (deg)

Occultation record

Event date2014-06-24

Observed fromAustralia

Positive chords2

KindMain

Delta (au)39.43

Star G mag.14.3729

Object G mag.19.529

Astrometryfeeds NIMA ephemeris

Position Date (JD)2456833.12083330

RA position17 17 54.235706

Error RA·cos(δ) (mas)0.11

DEC position−26 40 55.17494

Error DEC (mas)0.39

Atmosphere

Pressure (nbar)no

Atm. gas—

Reference & provenance

Lucky Star projectYes

ReferenceRommel et al, A&A, 644, A40, 2020

DOI10.1051/0004-6361/202039054

Link—

CommentThis object has an ambiguous solution where the center of it could be north or south of the observed chord. In this case we assumed the north position.