Quaoar

2002 LM60TNO> Hot C.Ring

event on 2021-08-27

—

Radius (km)

—

Geometric albedo

Positive chords

Australia

Observed from

Size — to scalevs Pluto

QUAOAR · R — KMPLUTO · R 1188 KM

Quaoar — 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

43.5

a (AU)

0.041

i (deg)

Occultation record

Event date2021-08-27

Observed fromAustralia

Positive chords3

KindRing

Delta (au)42.2717

Star G mag.14.3

Object G mag.18.9

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 projectYes

ReferenceMorgado, B.E. Nature 614, 239–243, 2023

Comment—