(55636) 2002TX300
Object
| Object |
(55636) 2002TX300 |
| Diameter(1) |
286 km |
| Dynamic class(1) |
Haumea |
| Absolute magnitude |
3.55 |
| G slop |
0.15 |
Orbital elements
| Epoch (Julian date) |
2460600.5 |
| Semi major axis |
43.579207 ± 0.000659 au |
| Eccentricity |
0.122368770 ± 0.000007794 |
| Inclination |
25.850065719 ± 0.000014550 ° |
| Longitude of ascending node |
324.591596 ± 0.000055 ° |
| Argument of perihelia |
343.758079 ± 0.004276 ° |
| Mean anomaly |
80.116397 ± 0.005116 ° |
| Orbital period |
287.69 yr |
Ephemeris & Observations
| Ephemeris version |
NIMAv10 |
| Observation file (documentation) |
omc_ast_NIMAv10.txt |
| bsp file |
55636_2002TX300_nima_v10.bsp |
| Date of first observation |
1954-08-27 |
| Date of last observation |
2023-12-17 |
| Number of observations used in the fit |
1068 |
| Number of rejected observations |
6 |
| Number of DES observations |
0 |
| Number of MPC observations |
1016 |
| Number of unpublished observations |
58 |
| RMS of observations |
0.201 arcsec |
Residuals
Residuals in right ascension and declination compared to NIMAv10 ephemeris.
Colours indicate the estimated precision in arcsec used as weights in the fitting process.
Orbit quality
| date |
σα (arcsec) |
σδ (arcsec) |
| 2024-01 |
0.037 |
0.034 |
| 2024-07 |
0.067 |
0.037 |
| 2025-01 |
0.044 |
0.038 |
| 2025-07 |
0.079 |
0.041 |
| 2026-01 |
0.054 |
0.043 |
| 2026-07 |
0.092 |
0.046 |
| 2027-01 |
0.065 |
0.048 |
| 2027-07 |
0.107 |
0.051 |
| 2028-01 |
0.079 |
0.054 |
Ephemeris comparison
Difference between NIMAv10 and JPL47 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