(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 |
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Number of unpublished observations | 0 |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

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

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.