NEODyS-2
Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2021ER ∴ Orbital info ∴ Epoch 60400 MJD
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ORBITAL INFORMATION
◲
(ASCII data file 2021ER.eq1)
Keplerian elements
(Epoch 60400.0 MJD)
Value 1-σ variation Units
a 0.885296 1.22e-05 au
e 0.154575 1.987e-05
i 5.521 0.0008335 deg
Ω 162.025 0.0001411 deg
ω 214.166 0.0007777 deg
M 25.705 0.02694 deg
Other useful info
Absolute Magnitude (H)    27.0 mag
Slope parameter (G)    0.15 mag
Perihelion distance 0.7485 au
Aphelion distance 1.0221 au
Asc. node-Earth separation -0.00013 au
Desc. node-Earth separation -0.24174 au
Earth MOID 0.0001 au
Orbital period 304.25 days
Date of orbit computation   feb 26 12:38

Covariance matrix
1.48946134E-10-2.42503835E-10-1.01720323E-08-1.71611192E-099.48471599E-09-3.28816647E-07
-2.42503835E-103.94834175E-101.65620039E-082.79445875E-09-1.54401333E-085.35352785E-07
-1.01720323E-081.65620039E-086.94785096E-071.17277772E-07-6.47554873E-072.24556073E-05
-1.71611192E-092.79445875E-091.17277772E-071.98952200E-08-1.09174623E-073.78820047E-06
9.48471599E-09-1.54401333E-08-6.47554873E-07-1.09174623E-076.04813568E-07-2.09400344E-05
-3.28816647E-075.35352785E-072.24556073E-053.78820047E-06-2.09400344E-057.25905075E-04

Correlation matrix
1.00000000-0.99999223-0.99992601-0.996911530.99930705-0.99999830
-0.999992231.000000000.999954570.99704776-0.999155120.99998338
-0.999926010.999954571.000000000.99750731-0.998942670.99990707
-0.996911530.997047760.997507311.00000000-0.995260030.99682441
0.99930705-0.99915512-0.99894267-0.995260031.00000000-0.99937093
-0.999998300.999983380.999907070.99682441-0.999370931.00000000