← Back to results ◎ All events of Pluto

Occultation event

Pluto

1930 BMTNO> PlutinoAtmosphere

event on 2010-05-19

1189

Radius (km)

0.57

Geometric albedo

3

Positive chords

Chile

Observed from

Size — to scalevs Charon

PLUTO · R 1189 KMCHARON · R 606 KM

Pluto — this objectCharon — comparison

Physical properties

Radius eq. (km)1189 ± 1.6

Equivalent radius (km)1189.1 ± 2.3

Oblateness4 ± <

Axis ratios (b/a · c/a)—

Density (g/cm³)1.854 ± 0.011

ShapeSpherical

Albedo (V)0.57 ± 0.09

Orbit — top viewheliocentric

39.846

a (AU)

0.2537

e

17.103

i (deg)

Occultation record

Event date2010-05-19

Observed fromChile

Positive chords3

KindMain

Delta (au)31.02

Star G mag.17

Object G mag.—

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

ReferenceMeza et al., A&A, 2019

DOI10.1051/0004-6361/201834281

Linkhttps://doi.org/10.1051/0004-6361/201834281

Comment—

Pluto occultation — 2010-05-19 · SOSB / Lucky Star