NEODyS-2

Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2021AR4 ∴ Orbital info
Contact »
2021AR4  ▹ 
ORBITAL INFORMATION
Keplerian elements
(Epoch 60400.0 MJD)
Value 1-σ variation Units
a 2.28133 0.001001 au
e 0.487085 0.0002059
i 36.348 0.002211 deg
Ω 244.842 0.003133 deg
ω 170.288 0.004114 deg
M 342.795 0.2279 deg
Other useful info
Absolute Magnitude (H)    19.6 mag
Slope parameter (G)    0.15 mag
Perihelion distance 1.1701 au
Aphelion distance 3.3925 au
Asc. node-Earth separation 2.33378 au
Desc. node-Earth separation 0.18968 au
Earth MOID 0.18861 au
Orbital period 1258.58 days
Date of orbit computation   feb 26 13:13

 

Get the orbital details, including covariance and correlation
Near middle of observational arc (ASCII file) Epoch 59230.9 MJD
Near present day (ASCII file) Epoch 60400.0 MJD

 

Note. The elements are given with reduced precision in order to be more readable. For full precision please use the machine-readable ASCII files, which contain Equinoctial (not Keplerian) elements and are in a format suitable for OrbFit input. Also refer to the discussion in the FAQ.