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Occultation event

Polites

1989 SZTrojan
event on 2023-09-07
Radius (km)
Geometric albedo
4
Positive chords
Belgium, Czechia, Poland
Observed from
Size — to scalevs Pluto
POLITES · R KMPLUTO · R 1188 KM
Polites — this objectPluto — comparison
Physical properties
Radius eq. (km)
Equivalent radius (km)
Oblateness
Axis ratios (b/a · c/a)
Density (g/cm³)
ShapeUndetermined
Albedo (V)
Orbit — top viewheliocentric
Neptune 30 AU
5.17
a (AU)
0.019
e
27.15
i (deg)
Occultation record
each line — one station saw the star vanish
Event date2023-09-07
Observed fromBelgium, Czechia, Poland
Positive chords4
KindMain
Delta (au)4.1581
Star G mag.13.34
Object G mag.16.9
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
Comment
Polites occultation — 2023-09-07 · SOSB / Lucky Star