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AstDyS ∴ Objects ∴ 1987UN1 ∴ Orbital info ∴ Epoch epochXXX
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(16420) 1987UN1  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 16420.eq1)
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.68515 1.016e-08 au
e 0.162916 3.529e-08
i 12.801 4.044e-06 deg
Ω 227.922 1.235e-05 deg
ω 170.11 1.581e-05 deg
M 96.377 9.064e-06 deg
Other useful info
Absolute Magnitude (H)    14.1 mag
Slope parameter (G)    0.15 mag
Perihelion 2.2477 au
Aphelion 3.1226 au
Asc. node-Earth separation 2.10408 au
Desc. node-Earth separation 1.26294 au
Earth MOID 1.25705 au
Orbital period 1607.13 days
Date of orbit computation  apr 23 19:49
Correlation matrix
1.00000000-0.052173620.005725720.00237625-0.05111336-0.22781479
-0.052173621.00000000-0.017424420.014570170.06265869-0.13952059
0.00572572-0.017424421.000000000.08122051-0.06299547-0.00161529
0.002376250.014570170.081220511.00000000-0.75332241-0.01257952
-0.051113360.06265869-0.06299547-0.753322411.00000000-0.60022211
-0.22781479-0.13952059-0.00161529-0.01257952-0.600222111.00000000
Covariance matrix
1.03313243E-16-1.87162871E-172.35347440E-162.98299260E-16-8.21580197E-15-2.09892262E-14
-1.87162871E-171.24560835E-15-2.48685517E-156.35092694E-153.49711290E-14-4.46339760E-14
2.35347440E-16-2.48685517E-151.63532046E-114.05647459E-12-4.02854566E-12-5.92091278E-14
2.98299260E-166.35092694E-154.05647459E-121.52532783E-10-1.47129595E-10-1.40825758E-12
-8.21580197E-153.49711290E-14-4.02854566E-12-1.47129595E-102.50077782E-10-8.60371576E-11
-2.09892262E-14-4.46339760E-14-5.92091278E-14-1.40825758E-12-8.60371576E-118.21623808E-11