(84522) 2002TC302
Object
Object |
(84522) 2002TC302 |
Diameter(1) |
584 km |
Dynamic class(1) |
res2:5 |
Absolute magnitude |
3.94 |
G slop |
0.15 |
Orbital elements
Epoch (Julian date) |
2459800.5 |
Semi major axis |
55.541594 ± 0.000906 au |
Eccentricity |
0.294189224 ± 0.000008873 |
Inclination |
34.958463183 ± 0.000018117 ° |
Longitude of ascending node |
23.768002 ± 0.000017 ° |
Argument of perihelia |
85.880992 ± 0.001294 ° |
Mean anomaly |
328.659554 ± 0.001398 ° |
Orbital period |
413.94 yr |
Ephemeris & Observations
Ephemeris version |
NIMAv18 |
Observation file (documentation) |
omc_ast_NIMAv18.txt |
bsp file |
84522_2002TC302_nima_v18.bsp |
Date of first observation |
2000-08-05 |
Date of last observation |
2022-12-02 |
Number of observations used in the fit |
1815 |
Number of rejected observations |
5 |
Number of DES observations |
0 |
Number of MPC observations |
518 |
Number of unpublished observations |
1302 |
RMS of observations |
0.131 arcsec |
Residuals
Residuals in right ascension and declination compared to NIMAv18 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 |
0.009 |
2023-07 |
0.010 |
0.010 |
2024-01 |
0.016 |
0.013 |
2024-07 |
0.012 |
0.013 |
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 |
Ephemeris comparison
Difference between NIMAv18 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