NEODyS-2
Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 1998OP4 ∴ Orbital info ∴ Epoch 60400 MJD
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1998OP4  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 1998OP4.eq1)
Keplerian elements
(Epoch 60400.0 MJD)
Value 1-σ variation Units
a 2.24924 0.01132 au
e 0.535812 0.002517
i 13.366 0.05191 deg
Ω 126.647 0.02171 deg
ω 167.678 0.08237 deg
M 218.151 22.59 deg
Other useful info
Absolute Magnitude (H)    23.8 mag
Slope parameter (G)    0.15 mag
Perihelion distance 1.0441 au
Aphelion distance 3.4544 au
Asc. node-Earth separation 2.38097 au
Desc. node-Earth separation 0.03745 au
Earth MOID 0.03561 au
Orbital period 1232.12 days
Date of orbit computation   feb 26 10:22

Covariance matrix
1.28247785E-042.85081964E-055.87844762E-04-2.45808432E-049.32610108E-04-2.55821380E-01
2.85081964E-056.33708782E-061.30671791E-04-5.46407880E-052.07307863E-04-5.68665268E-02
5.87844762E-041.30671791E-042.69452434E-03-1.12670003E-034.27500481E-03-1.17259931E+00
-2.45808432E-04-5.46407880E-05-1.12670003E-034.71134410E-04-1.78745766E-034.90324658E-01
9.32610108E-042.07307863E-044.27500481E-03-1.78745766E-036.78435452E-03-1.86031799E+00
-2.55821380E-01-5.68665268E-02-1.17259931E+004.90324658E-01-1.86031799E+005.10297925E+02

Correlation matrix
1.000000000.999999870.99999231-0.999998680.99981792-1.00000000
0.999999871.000000000.99999062-0.999999260.99980809-0.99999986
0.999992310.999990621.00000000-0.999988120.99986481-0.99999235
-0.99999868-0.99999926-0.999988121.00000000-0.999790680.99999867
0.999817920.999808090.99986481-0.999790681.00000000-0.99981815
-1.00000000-0.99999986-0.999992350.99999867-0.999818151.00000000