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Occultation event

Huya

2000 EB173TNO> Plutino

event on 2019-03-18

217.6

Radius (km)

0.079

Geometric albedo

21

Positive chords

—

Observed from

Size — to scalevs Pluto

HUYA · R 217.6 KMPLUTO · R 1188 KM

Huya — this objectPluto — comparison

Physical properties

Radius eq. (km)217.6 ± 3.5

Equivalent radius (km)411 ± 7.3

Oblateness0.108 ± 459

Axis ratios (b/a · c/a)0.892 · —

Density (g/cm³)—

ShapeMaclaurin

Albedo (V)0.079 ± 0.004

Orbit — top viewheliocentric

39.8

a (AU)

0.238

e

15.5

i (deg)

Occultation record

Event date2019-03-18

Observed from—

Positive chords21

KindMain

Delta (au)28.3527

Star G mag.11.5

Object G mag.19.5

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

ReferenceP. Santos-Sanz et al, A&A, 664, A130, 2022

DOI10.1051/0004-6361/202141546

Linkhttps://lesia.obspm.fr/lucky-star/occ.php?p=15369

Comment—

Huya occultation — 2019-03-18 · SOSB / Lucky Star