NEODyS-2
Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2021EF4 ∴ Orbital info ∴ Epoch 60400 MJD
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2021EF4  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 2021EF4.eq1)
Keplerian elements
(Epoch 60400.0 MJD)
Value 1-σ variation Units
a 1.48257 1.542e-08 au
e 0.697211 7.604e-07
i 48.865 6.33e-05 deg
Ω 345.384 1.487e-05 deg
ω 312.378 5.51e-05 deg
M 191.405 5.347e-05 deg
Other useful info
Absolute Magnitude (H)    20.3 mag
Slope parameter (G)    0.15 mag
Perihelion distance 0.4489 au
Aphelion distance 2.5162 au
Asc. node-Earth separation -0.48869 au
Desc. node-Earth separation 0.44546 au
Earth MOID 0.2425 au
Orbital period 659.36 days
Date of orbit computation   feb 26 12:33

Covariance matrix
2.37868703E-16-2.27941448E-15-1.08289456E-13-1.20686854E-14-2.54075111E-13-1.51312729E-13
-2.27941448E-155.78179970E-132.48208173E-11-5.18845316E-124.04696802E-113.90347631E-11
-1.08289456E-132.48208173E-114.00686524E-09-7.16306230E-101.99295710E-091.71445656E-09
-1.20686854E-14-5.18845316E-12-7.16306230E-102.21250871E-10-4.18955287E-10-3.92245303E-10
-2.54075111E-134.04696802E-111.99295710E-09-4.18955287E-103.03595934E-092.60633189E-09
-1.51312729E-133.90347631E-111.71445656E-09-3.92245303E-102.60633189E-092.85937424E-09

Correlation matrix
1.00000000-0.19436727-0.11092135-0.05260764-0.29898231-0.18347264
-0.194367271.000000000.51568226-0.458737120.965940280.96002938
-0.110921350.515682261.00000000-0.760770850.571409700.50651069
-0.05260764-0.45873712-0.760770851.00000000-0.51118395-0.49315082
-0.298982310.965940280.57140970-0.511183951.000000000.88459859
-0.183472640.960029380.50651069-0.493150820.884598591.00000000