Occultation event
2003 AZ84
event on 2011-01-08
297
Radius (km)
0.097
Geometric albedo
1
Positive chords
Chile
Observed from
Size — to scalevs Pluto
2003 AZ84 · R 297 KMPLUTO · R 1188 KM
2003 AZ84 — this objectPluto — comparison
Physical properties
Radius eq. (km)> 297
Equivalent radius (km)382 ± 3
Oblateness—
Axis ratios (b/a · c/a)—
Density (g/cm³)0.87 ± 0.01
ShapeJacobi
Albedo (V)0.097 ± 9
Orbit — top viewheliocentric
39.41
a (AU)
0.179
e
13.56
i (deg)
Occultation record
Event date2011-01-08
Observed fromChile
Positive chords1 // radius lower limit
KindMain
Delta (au)44.32
Star G mag.—
Object G mag.20.028
Astrometryfeeds NIMA ephemeris
Position Date (JD)2455569.77013890
RA position07 43 41.83465
Error RA·cos(δ) (mas)1.9
DEC position11 30 23.4571
Error DEC (mas)1.4
Where on the skyThe published position of this event, against the constellations.
Chart data: d3-celestial (BSD-3-Clause), from Hipparcos / Yale BSC and the IAU figures. Position J2000.
Atmosphere
Pressure (nbar)no
Atm. gas—
Reference & provenance
Lucky Star projectYes
ReferenceRommel et al, A&A, 644, A40, 2020
Comment—