NEODyS-2

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NEODyS ∴ Objects ∴ 1998ST4 ∴ Orbital info ∴ Epoch 57886 MJD
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(333888) 1998ST4  ▹ 
ORBITAL INFORMATION
(ASCII data file 333888.eq0)
Keplerian elements
(Epoch 57886.7 MJD)
Value 1-σ variation Units
a 2.81353 1.03e-08 au
e 0.599213 2.237e-08
i 9.301 3.85e-06 deg
Ω 239.313 1.914e-05 deg
ω 207.052 1.981e-05 deg
M 311.157 2.095e-06 deg
Other useful info
Absolute Magnitude (H)    16.8 mag
Slope parameter (G)    0.15 mag
Perihelion distance 1.1276 au
Aphelion distance 4.4994 au
Asc. node-Earth separation 2.85549 au
Desc. node-Earth separation 0.18941 au
Earth MOID 0.1584 au
Orbital period 1723.76 days
Date of orbit computation   feb 26 13:23

Covariance matrix
1.06156750E-162.82028406E-17-2.01197065E-16-8.87570815E-16-3.98324619E-154.00554309E-15
2.82028406E-175.00355621E-16-2.78632052E-141.27102927E-13-6.97601510E-145.00363480E-15
-2.01197065E-16-2.78632052E-141.48237727E-11-2.12555686E-112.07741651E-11-1.61631446E-12
-8.87570815E-161.27102927E-13-2.12555686E-113.66213517E-10-3.52463825E-105.00097049E-12
-3.98324619E-15-6.97601510E-142.07741651E-11-3.52463825E-103.92594235E-10-1.75690737E-11
4.00554309E-155.00363480E-15-1.61631446E-125.00097049E-12-1.75690737E-114.38936567E-12

Correlation matrix
1.000000000.12237132-0.00507187-0.00450155-0.019511530.18556101
0.122371321.00000000-0.323528320.29692651-0.157396860.10676904
-0.00507187-0.323528321.00000000-0.288486950.27231543-0.20037595
-0.004501550.29692651-0.288486951.00000000-0.929555670.12473440
-0.01951153-0.157396860.27231543-0.929555671.00000000-0.42322959
0.185561010.10676904-0.200375950.12473440-0.423229591.00000000