NEODyS-2
Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2021EF4 ∴ Orbital info ∴ Epoch 59212 MJD
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2021EF4  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 2021EF4.eq0)
Keplerian elements
(Epoch 59212.3 MJD)
Value 1-σ variation Units
a 1.48262 1.541e-08 au
e 0.697448 7.607e-07
i 48.866 6.331e-05 deg
Ω 345.386 1.49e-05 deg
ω 312.377 5.508e-05 deg
M 262.939 5.267e-05 deg
Other useful info
Absolute Magnitude (H)    20.3 mag
Slope parameter (G)    0.15 mag
Perihelion distance 0.4486 au
Aphelion distance 2.5167 au
Asc. node-Earth separation -0.48845 au
Desc. node-Earth separation 0.44534 au
Earth MOID 0.24243 au
Orbital period 659.391 days
Date of orbit computation   feb 26 12:33

Covariance matrix
2.37454457E-16-1.99471115E-15-9.72241893E-14-1.47369087E-14-2.35141428E-132.48360801E-14
-1.99471115E-155.78691592E-132.48488240E-11-5.22084463E-124.04708568E-113.76388245E-11
-9.72241893E-142.48488240E-114.00853120E-09-7.18641841E-101.99315081E-091.64589729E-09
-1.47369087E-14-5.22084463E-12-7.18641841E-102.22086421E-10-4.21026845E-10-4.02469726E-10
-2.35141428E-134.04708568E-111.99315081E-09-4.21026845E-103.03335072E-092.44431955E-09
2.48360801E-143.76388245E-111.64589729E-09-4.02469726E-102.44431955E-092.77397413E-09

Correlation matrix
1.00000000-0.17016344-0.09965327-0.06417343-0.277062450.03060143
-0.170163441.000000000.51592862-0.460528150.965956340.93942316
-0.099653270.515928621.00000000-0.761655990.571592090.49358152
-0.06417343-0.46052815-0.761655991.00000000-0.51296469-0.51276811
-0.277062450.965956340.57159209-0.512964691.000000000.84264658
0.030601430.939423160.49358152-0.512768110.842646581.00000000