(145451) 2005RM43
Object
| Object |
(145451) 2005RM43 |
| Diameter(1) |
524 km |
| Dynamic class(1) |
SDO |
| Absolute magnitude |
4.59 |
| G slop |
0.15 |
Orbital elements
| Epoch (Julian date) |
2460800.5 |
| Semi major axis |
92.409452 ± 0.003572 au |
| Eccentricity |
0.619664837 ± 0.000013653 |
| Inclination |
28.697569287 ± 0.000029654 ° |
| Longitude of ascending node |
84.629444 ± 0.000014 ° |
| Argument of perihelia |
318.672273 ± 0.000371 ° |
| Mean anomaly |
8.226159 ± 0.000505 ° |
| Orbital period |
888.35 yr |
Ephemeris & Observations
| Ephemeris version |
NIMAv13 |
| Observation file (documentation) |
omc_ast_NIMAv13.txt |
| bsp file |
145451_2005RM43_nima_v13.bsp |
| Date of first observation |
1976-11-17 |
| Date of last observation |
2025-01-20 |
| Number of observations used in the fit |
539 |
| Number of rejected observations |
3 |
| Number of DES observations |
0 |
| Number of MPC observations |
497 |
| Number of unpublished observations |
45 |
| RMS of observations |
0.193 arcsec |
Residuals
Residuals in right ascension and declination compared to NIMAv13 ephemeris.
Colours indicate the estimated precision in arcsec used as weights in the fitting process.
Orbit quality
| date |
σα (arcsec) |
σδ (arcsec) |
| 2024-01 |
0.052 |
0.035 |
| 2024-07 |
0.063 |
0.037 |
| 2025-01 |
0.065 |
0.042 |
| 2025-07 |
0.077 |
0.044 |
| 2026-01 |
0.079 |
0.050 |
| 2026-07 |
0.091 |
0.051 |
| 2027-01 |
0.095 |
0.058 |
| 2027-07 |
0.106 |
0.058 |
| 2028-01 |
0.111 |
0.066 |
Ephemeris comparison
Difference between NIMAv13 and JPL28 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