(589683) 2010RF43


This object has a more recent orbit available here

Object

Object (589683) 2010RF43
Diameter(1) 735 km
Dynamic class(1) otherTNO
Absolute magnitude 3.92
G slop 0.15
(1) Data from the johnston archive list.

Orbital elements

Epoch (Julian date) 2459800.5
Semi major axis 49.711332 ± 0.005995 au
Eccentricity 0.242212621 ± 0.000013912
Inclination 30.559735642 ± 0.000186987 °
Longitude of ascending node 25.459488 ± 0.000398 °
Argument of perihelia 193.337487 ± 0.021577 °
Mean anomaly 100.202003 ± 0.025827 °
Orbital period 350.50 yr

Ephemeris & Observations

Ephemeris version NIMAv3
Observation file (documentation) omc_ast_NIMAv3.txt
bsp file 589683_2010RF43_nima_v3.bsp
Date of first observation 1976-08-19
Date of last observation 2021-10-28
Number of observations used in the fit 136
Number of rejected observations 1
Number of DES observations 0
Number of MPC observations 137
Number of unpublished observations 0
RMS of observations 0.184 arcsec

Residuals

residual plot

Residuals in right ascension and declination compared to NIMAv3 ephemeris.
Colours indicate the estimated precision in arcsec used as weights in the fitting process.

Orbit quality

date σα (arcsec) σδ (arcsec)
2022-01 0.153 0.123
2022-07 0.182 0.159
2023-01 0.162 0.141
2023-07 0.200 0.179
2024-01 0.172 0.159
2024-07 0.219 0.201
2025-01 0.182 0.179
2025-07 0.241 0.225
2026-01 0.193 0.201

Ephemeris comparison

residual plot

Difference between NIMAv3 and JPL13 in right ascension (weighted by cos δ) and in declination.
Gray area represents the 1-σ uncertainty of NIMA ephemeris. Green dots represent the DES observations.