(3793) Leonteus
Object
| Object |
(3793) Leonteus |
| Diameter(1) |
112 km |
| Dynamic class(1) |
trojan |
| Absolute magnitude |
8.80 |
| G slop |
0.15 |
Orbital elements
| Epoch (Julian date) |
2458600.5 |
| Semi major axis |
5.216833 ± 0.000000 au |
| Eccentricity |
0.089036679 ± 0.000000076 |
| Inclination |
20.901622157 ± 0.000005771 ° |
| Longitude of ascending node |
200.512238 ± 0.000021 ° |
| Argument of perihelia |
262.688671 ± 0.000065 ° |
| Mean anomaly |
228.236762 ± 0.000071 ° |
| Orbital period |
11.92 yr |
Ephemeris & Observations
| Ephemeris version |
NIMAv3 |
| Observation file (documentation) |
omc_ast_NIMAv3.txt |
| bsp file |
3793_Leonteus_nima_v3.bsp |
| Date of first observation |
1951-11-29 |
| Date of last observation |
2019-08-13 |
| Number of observations used in the fit |
2127 |
| Number of rejected observations |
5 |
| Number of DES observations |
0 |
| Number of MPC observations |
2132 |
| Number of unpublished observations |
0 |
| RMS of observations |
0.511 arcsec |
Residuals
Residuals in right ascension and declination compared to NIMAv3 ephemeris.
Colours indicate the estimated precision in arcsec used as weights in the fitting process.
Orbit quality
| date |
σα (arcsec) |
σδ (arcsec) |
| 2019-01 |
0.022 |
0.020 |
| 2019-07 |
0.032 |
0.026 |
| 2020-01 |
0.028 |
0.022 |
| 2020-07 |
0.039 |
0.026 |
| 2021-01 |
0.039 |
0.025 |
| 2021-07 |
0.048 |
0.024 |
| 2022-01 |
0.059 |
0.027 |
| 2022-07 |
0.057 |
0.021 |
| 2023-01 |
0.085 |
0.029 |
Ephemeris comparison
Difference between NIMAv3 and JPL63 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