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AstDyS ∴ Objects ∴ 1990UR4 ∴ Orbital info ∴ Epoch epochXXX
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(16511) 1990UR4  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 16511.eq0)
Keplerian elements at epoch
58071.4 MJD
Value 1-σ variation Units
a 2.31741 6.428e-09 au
e 0.072664 3.135e-08
i 6.327 2.533e-06 deg
Ω 80.641 3.077e-05 deg
ω 76.623 3.586e-05 deg
M 127.345 1.821e-05 deg
Other useful info
Absolute Magnitude (H)    15.0 mag
Slope parameter (G)    0.15 mag
Perihelion 2.149 au
Aphelion 2.4858 au
Asc. node-Earth separation 1.28241 au
Desc. node-Earth separation 1.32814 au
Earth MOID 1.16814 au
Orbital period 1288.56 days
Date of orbit computation  apr 23 19:49
Correlation matrix
1.000000000.003589170.008351320.00169721-0.088395670.16129407
0.003589171.00000000-0.018587190.010684170.07702586-0.14428619
0.00835132-0.018587191.000000000.02440865-0.021746780.00224924
0.001697210.010684170.024408651.00000000-0.84894210-0.00628920
-0.088395670.07702586-0.02174678-0.848942101.00000000-0.51977980
0.16129407-0.144286190.00224924-0.00628920-0.519779801.00000000
Covariance matrix
4.13183907E-177.23314628E-191.35959215E-163.35726098E-16-2.03751757E-141.88809306E-14
7.23314628E-199.82929735E-16-1.47590000E-151.03081141E-148.65957316E-14-8.23795249E-14
1.35959215E-16-1.47590000E-156.41451478E-121.90240451E-12-1.97503872E-121.03740976E-13
3.35726098E-161.03081141E-141.90240451E-129.47009609E-10-9.36815206E-10-3.52457015E-12
-2.03751757E-148.65957316E-14-1.97503872E-12-9.36815206E-101.28587080E-09-3.39430885E-10
1.88809306E-14-8.23795249E-141.03740976E-13-3.52457015E-12-3.39430885E-103.31639751E-10