(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 8.50
G slop 0.15
(1) Data from the johnston archive list.

Orbital elements

Epoch (Julian date) 2458600.5
Semi major axis 5.210983 ± 0.000001 au
Eccentricity 0.058398591 ± 0.000000134
Inclination 12.161871321 ± 0.000009292 °
Longitude of ascending node 287.869857 ± 0.000032 °
Argument of perihelia 205.342944 ± 0.000065 °
Mean anomaly 201.392947 ± 0.000089 °
Orbital period 11.90 yr

Ephemeris & Observations

Ephemeris version NIMAv2
Observation file (documentation) omc_ast_NIMAv2.txt
bsp file 3063_Makhaon_nima_v2.bsp
Date of first observation 1931-02-18
Date of last observation 2019-08-11
Number of observations used in the fit 1710
Number of rejected observations 2
Number of DES observations 5
Number of MPC observations 1707
Number of unpublished observations 0
RMS of observations 0.526 arcsec

Residuals

residual plot

Residuals in right ascension and declination compared to NIMAv2 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 0.027
2020-01 0.029 0.026
2020-07 0.039 0.032
2021-01 0.041 0.035
2021-07 0.046 0.033
2022-01 0.057 0.042
2022-07 0.051 0.030
2023-01 0.075 0.040

Ephemeris comparison

residual plot

Difference between NIMAv2 and JPL26 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.