(202421) 2005UQ513
This object has a more recent orbit available here
Object
| Object | (202421) 2005UQ513 |
| Diameter(1) | 498 km |
| Dynamic class(1) | cubewano |
| Absolute magnitude | 3.97 |
| G slop | 0.15 |
(1) Data from the johnston archive list.
Orbital elements
| Epoch (Julian date) | 2460200.5 |
| Semi major axis | 43.649400 ± 0.000195 au |
| Eccentricity | 0.141152537 ± 0.000004691 |
| Inclination | 25.709347422 ± 0.000006200 ° |
| Longitude of ascending node | 307.705863 ± 0.000064 ° |
| Argument of perihelia | 219.380703 ± 0.001856 ° |
| Mean anomaly | 236.074989 ± 0.002460 ° |
| Orbital period | 288.39 yr |
Ephemeris & Observations
| Ephemeris version | NIMAv13 |
| Observation file |
omc_ast_NIMAv13.txt |
| bsp file | 202421_2005UQ513_nima_v13.bsp |
| Date of first observation | 1990-09-15 |
| Date of last observation | 2023-11-15 |
| Number of observations used in the fit | 1106 |
| Number of rejected observations | 9 |
| Number of DES observations | 0 |
| Number of MPC observations | 735 |
| Number of unpublished observations | 97 |
| RMS of observations | 0.108 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) |
| 2023-01 | 0.012 | 0.010 |
| 2023-07 | 0.021 | 0.012 |
| 2024-01 | 0.015 | 0.012 |
| 2024-07 | 0.026 | 0.015 |
| 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 |
Ephemeris comparison
Difference between NIMAv13 and JPL22 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.