Occultation event
Pluto
event on 2019-09-05
1187
Radius (km)
0.57
Geometric albedo
2
Positive chords
China
Observed from
Size — to scalevs Charon
PLUTO · R 1187 KMCHARON · R 606 KM
Pluto — this objectCharon — comparison
Physical properties
Radius eq. (km)—
Equivalent radius (km)1187 ± 2.3
Oblateness—
Axis ratios (b/a · c/a)—
Density (g/cm³)1.854 ± 0.011
ShapeMaclaurin
Albedo (V)0.57 ± 0.09
Orbit — top viewheliocentric
39.846
a (AU)
0.2537
e
17.103
i (deg)
Occultation record
Event date2019-09-05
Observed fromChina
Positive chords2
KindMain
Delta (au)33.2402
Star G mag.13.5
Object G mag.14.6
Astrometryfeeds NIMA ephemeris
Position Date (JD)—
RA position—
Error RA·cos(δ) (mas)—
DEC position—
Error DEC (mas)—
Atmosphere
Pressure (nbar)11478
Atm. gasN2
Reference & provenance
Lucky Star projectNo
Reference—
DOI—
Comment—