(84522) 2002TC302
This object has a more recent orbit available here
Object
| Object | (84522) 2002TC302 |
| Diameter(1) | 524 km |
| Dynamic class(1) | res2:5 |
| Absolute magnitude | 3.94 |
| G slop | 0.15 |
(1) Data from the johnston archive list.
Orbital elements
| Epoch (Julian date) | 2460600.5 |
| Semi major axis | 55.870949 ± 0.000919 au |
| Eccentricity | 0.299060115 ± 0.000008907 |
| Inclination | 34.972087931 ± 0.000018111 ° |
| Longitude of ascending node | 23.783609 ± 0.000017 ° |
| Argument of perihelia | 85.779613 ± 0.001271 ° |
| Mean anomaly | 330.954759 ± 0.001328 ° |
| Orbital period | 417.63 yr |
Ephemeris & Observations
| Ephemeris version | NIMAv19 |
| Observation file |
omc_ast_NIMAv19.txt |
| bsp file | 84522_2002TC302_nima_v19.bsp |
| Date of first observation | 2000-08-05 |
| Date of last observation | 2023-12-12 |
| Number of observations used in the fit | 1824 |
| Number of rejected observations | 5 |
| Number of DES observations | 0 |
| Number of MPC observations | 527 |
| Number of unpublished observations | 1302 |
| RMS of observations | 0.131 arcsec |
Residuals
Residuals in right ascension and declination compared to NIMAv19 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 | 0.013 |
| 2024-07 | 0.012 | 0.014 |
| 2025-01 | 0.020 | 0.017 |
| 2025-07 | 0.015 | 0.018 |
| 2026-01 | 0.024 | 0.021 |
| 2026-07 | 0.020 | 0.022 |
| 2027-01 | 0.029 | 0.026 |
| 2027-07 | 0.026 | 0.027 |
| 2028-01 | 0.035 | 0.031 |
Ephemeris comparison
Difference between NIMAv19 and JPL30 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.