(202421) 2005UQ513
Object
| Object |
(202421) 2005UQ513 |
| Diameter(1) |
498 km |
| Dynamic class(1) |
cubewano-hot |
| Absolute magnitude |
3.96 |
| G slop |
0.15 |
Orbital elements
| Epoch (Julian date) |
2460800.5 |
| Semi major axis |
43.577651 ± 0.000194 au |
| Eccentricity |
0.144114078 ± 0.000004655 |
| Inclination |
25.716389443 ± 0.000006240 ° |
| Longitude of ascending node |
307.861170 ± 0.000064 ° |
| Argument of perihelia |
219.325113 ± 0.001815 ° |
| Mean anomaly |
238.305298 ± 0.002411 ° |
| Orbital period |
287.68 yr |
Ephemeris & Observations
| Ephemeris version |
NIMAv15 |
| Observation file (documentation) |
omc_ast_NIMAv15.txt |
| bsp file |
202421_2005UQ513_nima_v15.bsp |
| Date of first observation |
1990-09-15 |
| Date of last observation |
2024-09-24 |
| Number of observations used in the fit |
1152 |
| Number of rejected observations |
11 |
| Number of DES observations |
0 |
| Number of MPC observations |
746 |
| Number of unpublished observations |
134 |
| RMS of observations |
0.108 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 |
0.015 |
0.012 |
| 2024-07 |
0.026 |
0.014 |
| 2025-01 |
0.020 |
0.015 |
| 2025-07 |
0.032 |
0.017 |
| 2026-01 |
0.025 |
0.018 |
| 2026-07 |
0.039 |
0.020 |
| 2027-01 |
0.032 |
0.021 |
| 2027-07 |
0.047 |
0.024 |
| 2028-01 |
0.040 |
0.024 |
Ephemeris comparison
Difference between NIMAv15 and JPL26 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