(482824) 2013XC26
This object has a more recent orbit available here
Object
| Object | (482824) 2013XC26 |
| Diameter(1) | 584 km |
| Dynamic class(1) | otherTNO |
| Absolute magnitude | 4.60 |
| G slop | 0.15 |
(1) Data from the johnston archive list.
Orbital elements
| Epoch (Julian date) | 2459800.5 |
| Semi major axis | 42.174684 ± 0.001492 au |
| Eccentricity | 0.224615125 ± 0.000020630 |
| Inclination | 18.642879572 ± 0.000022522 ° |
| Longitude of ascending node | 43.183679 ± 0.000257 ° |
| Argument of perihelia | 147.697592 ± 0.005336 ° |
| Mean anomaly | 317.311128 ± 0.005095 ° |
| Orbital period | 273.90 yr |
Ephemeris & Observations
| Ephemeris version | NIMAv4 |
| Observation file |
omc_ast_NIMAv4.txt |
| bsp file | 482824_2013XC26_nima_v4.bsp |
| Date of first observation | 2010-03-27 |
| Date of last observation | 2023-03-16 |
| Number of observations used in the fit | 537 |
| Number of rejected observations | 2 |
| Number of DES observations | 0 |
| Number of MPC observations | 539 |
| Number of unpublished observations | 0 |
| RMS of observations | 0.135 arcsec |
Residuals
Residuals in right ascension and declination compared to NIMAv4 ephemeris.
Colours indicate the estimated precision in arcsec used as weights in the fitting process.
Orbit quality
| date | σα (arcsec) | σδ (arcsec) |
| 2023-01 | 0.079 | 0.057 |
| 2023-07 | 0.087 | 0.061 |
| 2024-01 | 0.111 | 0.068 |
| 2024-07 | 0.115 | 0.073 |
| 2025-01 | 0.149 | 0.083 |
| 2025-07 | 0.149 | 0.088 |
| 2026-01 | 0.194 | 0.100 |
| 2026-07 | 0.190 | 0.106 |
| 2027-01 | 0.244 | 0.122 |
Ephemeris comparison
Difference between NIMAv4 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.