NEODyS-2
Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2021ER ∴ Orbital info ∴ Epoch 59288 MJD
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ORBITAL INFORMATION
◲
(ASCII data file 2021ER.eq0)
Keplerian elements
(Epoch 59288.4 MJD)
Value 1-σ variation Units
a 0.884556 1.21e-05 au
e 0.155393 1.95e-05
i 5.548 0.0008266 deg
Ω 162.212 7.581e-05 deg
ω 214.059 0.0007479 deg
M 150.213 0.0003013 deg
Other useful info
Absolute Magnitude (H)    27.0 mag
Slope parameter (G)    0.15 mag
Perihelion distance 0.7471 au
Aphelion distance 1.022 au
Asc. node-Earth separation -0.00058 au
Desc. node-Earth separation -0.24514 au
Earth MOID 0.00043 au
Orbital period 303.869 days
Date of orbit computation   feb 26 12:38

Covariance matrix
1.46440639E-10-2.35991006E-10-1.00023679E-08-9.08248725E-109.04310347E-093.59741076E-09
-2.35991006E-103.80308882E-101.61195633E-081.46401609E-09-1.45707977E-08-5.80112058E-09
-1.00023679E-081.61195633E-086.83298632E-076.21090462E-08-6.17479506E-07-2.46101352E-07
-9.08248725E-101.46401609E-096.21090462E-085.74656413E-09-5.59952956E-08-2.26028188E-08
9.04310347E-09-1.45707977E-08-6.17479506E-07-5.59952956E-085.59293017E-072.20768278E-07
3.59741076E-09-5.80112058E-09-2.46101352E-07-2.26028188E-082.20768278E-079.07988728E-08

Correlation matrix
1.00000000-0.99999174-0.99992343-0.990079030.999233520.98654976
-0.999991741.000000000.999953400.99031530-0.99906880-0.98719610
-0.999923430.999953401.000000000.99116385-0.99884379-0.98802628
-0.990079030.990315300.991163851.00000000-0.98770605-0.98950558
0.99923352-0.99906880-0.99884379-0.987706051.000000000.97966308
0.98654976-0.98719610-0.98802628-0.989505580.979663081.00000000