2005 RM43

2005 RM43TNO> Scattered D.O.

event on 2018-12-24

227.555

Radius (km)

—

Geometric albedo

Positive chords

Switzerland

Observed from

Size — to scalevs Pluto

2005 RM43 · R 227.555 KMPLUTO · R 1188 KM

2005 RM43 — this objectPluto — comparison

Physical properties

Radius eq. (km)> 227.555

Equivalent radius (km)322

Oblateness0

Axis ratios (b/a · c/a)—

Density (g/cm³)—

ShapeUndetermined

Albedo (V)—

Orbit — top viewheliocentric

90.02

a (AU)

0.611

28.81

i (deg)

Occultation record

Event date2018-12-24

Observed fromSwitzerland

Positive chords1 // radius lower limit

KindMain

Delta (au)36

Star G mag.13.4518

Object G mag.18.909

Astrometryfeeds NIMA ephemeris

Position Date (JD)2458476.59791670

RA position04 52 51.248767

Error RA·cos(δ) (mas)0.26

DEC position16 45 24.3162

Error DEC (mas)3.5

Atmosphere

Pressure (nbar)—

Atm. gas—

Reference & provenance

Lucky Star projectYes

ReferenceRommel et al, A&A, 644, A40, 2020

DOI10.1051/0004-6361/202039054

Linkhttp://lesia.obspm.fr/lucky-star/campaigns/results/2005RM43_24_12_2018_prelim2.pdf

CommentThis object has an ambiguous solution where the center of it could be north or south of the observed chord. In this case we assumed the north position.