(145452) 2005RN43
Object
| Object |
(145452) 2005RN43 |
| Diameter(1) |
679 km |
| Dynamic class(1) |
cubewano-hot |
| Absolute magnitude |
3.74 |
| G slop |
0.15 |
Orbital elements
| Epoch (Julian date) |
2460800.5 |
| Semi major axis |
41.614986 ± 0.000594 au |
| Eccentricity |
0.025307791 ± 0.000008403 |
| Inclination |
19.251001653 ± 0.000034939 ° |
| Longitude of ascending node |
187.013201 ± 0.000054 ° |
| Argument of perihelia |
178.161562 ± 0.017693 ° |
| Mean anomaly |
347.832395 ± 0.017004 ° |
| Orbital period |
268.46 yr |
Ephemeris & Observations
| Ephemeris version |
NIMAv15 |
| Observation file (documentation) |
omc_ast_NIMAv15.txt |
| bsp file |
145452_2005RN43_nima_v15.bsp |
| Date of first observation |
1954-06-02 |
| Date of last observation |
2025-05-30 |
| Number of observations used in the fit |
1333 |
| Number of rejected observations |
4 |
| Number of DES observations |
11 |
| Number of MPC observations |
1191 |
| Number of unpublished observations |
135 |
| RMS of observations |
0.243 arcsec |
Residuals
Residuals in right ascension and declination compared to NIMAv15 ephemeris.
Colours indicate the estimated precision in arcsec used as weights in the fitting process.
Orbit quality
| date |
σα (arcsec) |
σδ (arcsec) |
| 2024-01 |
0.034 |
0.030 |
| 2024-07 |
0.061 |
0.032 |
| 2025-01 |
0.042 |
0.033 |
| 2025-07 |
0.073 |
0.035 |
| 2026-01 |
0.051 |
0.035 |
| 2026-07 |
0.087 |
0.038 |
| 2027-01 |
0.062 |
0.038 |
| 2027-07 |
0.102 |
0.041 |
| 2028-01 |
0.075 |
0.041 |
Ephemeris comparison
Difference between NIMAv15 and JPL38 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.
Previous NIMA versions