NEODyS-2
Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2021SP4 ∴ Orbital info ∴ Epoch 59128 MJD
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2021SP4  ▹ 
ORBITAL INFORMATION
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(ASCII data file 2021SP4.eq0)
Keplerian elements
(Epoch 59128.9 MJD)
Value 1-σ variation Units
a 1.46757 4.714e-09 au
e 0.405272 1.957e-08
i 9.91 4.095e-06 deg
Ω 161.373 2.824e-05 deg
ω 324.909 2.972e-05 deg
M 96.291 8.43e-06 deg
Other useful info
Absolute Magnitude (H)    21.0 mag
Slope parameter (G)    0.15 mag
Perihelion distance 0.8728 au
Aphelion distance 2.0623 au
Asc. node-Earth separation -0.06927 au
Desc. node-Earth separation 0.82686 au
Earth MOID 0.04731 au
Orbital period 649.378 days
Date of orbit computation   feb 26 12:40

Covariance matrix
2.22220863E-173.00454007E-171.44853564E-154.07542254E-15-1.43207419E-141.33993172E-14
3.00454007E-173.82836776E-161.21933893E-142.01150779E-14-6.24887649E-144.01557062E-14
1.44853564E-151.21933893E-141.67650961E-117.99038825E-11-8.65137904E-117.78419222E-12
4.07542254E-152.01150779E-147.99038825E-117.97215938E-10-8.03780531E-101.60833924E-11
-1.43207419E-14-6.24887649E-14-8.65137904E-11-8.03780531E-108.83570096E-10-8.54342145E-11
1.33993172E-144.01557062E-147.78419222E-121.60833924E-11-8.54342145E-117.10709050E-11

Correlation matrix
1.000000000.325745750.075047070.03061909-0.102200400.33716643
0.325745751.000000000.152199980.03641052-0.107442130.24344145
0.075047070.152199981.000000000.69115726-0.710823560.22550938
0.030619090.036410520.691157261.00000000-0.957698910.06756842
-0.10220040-0.10744213-0.71082356-0.957698911.00000000-0.34093015
0.337166430.243441450.225509380.06756842-0.340930151.00000000