(3063) Makhaon


This object has a more recent orbit available here

Object

Object (3063) Makhaon
Diameter(1) 124 km
Dynamic class(1) trojan
Absolute magnitude 8.68
G slop 0.15
(1) Data from the johnston archive list.

Orbital elements

Epoch (Julian date) 2456986.223910381
Semi major axis 5.202203 ± 0.000001 au
Eccentricity 0.059749944 ± 0.000000115
Inclination 12.166179787 ± 0.000007721 °
Longitude of ascending node 287.876769 ± 0.000034 °
Argument of perihelia 204.853933 ± 0.000122 °
Mean anomaly 67.857571 ± 0.000098 °
Orbital period 11.87 yr

Ephemeris & Observations

Ephemeris version NIMAv3
Observation file (documentation) omc_ast_NIMAv3.txt
bsp file 3063_Makhaon_nima_v3.bsp
Date of first observation 1931-02-18
Date of last observation 2020-11-16
Number of observations used in the fit 2363
Number of rejected observations 10
Number of DES observations 5
Number of MPC observations 2368
Number of unpublished observations 0
RMS of observations 0.449 arcsec

Residuals

residual plot

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)
2021-01 0.029 0.026
2021-07 0.032 0.026
2022-01 0.041 0.033
2022-07 0.038 0.026
2023-01 0.058 0.037
2023-07 0.043 0.026
2024-01 0.067 0.041
2024-07 0.047 0.028
2025-01 0.065 0.042

Ephemeris comparison

residual plot

Difference between NIMAv3 and JPL45 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.