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AstDyS ∴ Objects ∴ 1981EF4 ∴ Orbital info ∴ Epoch epochXXX
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(17374) 1981EF4  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 17374.eq0)
Keplerian elements at epoch
57678.5 MJD
Value 1-σ variation Units
a 2.3468 8.153e-09 au
e 0.174265 3.239e-08
i 6.748 3.534e-06 deg
Ω 245.846 2.847e-05 deg
ω 349.701 3.005e-05 deg
M 281.718 1.014e-05 deg
Other useful info
Absolute Magnitude (H)    14.9 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9378 au
Aphelion 2.7558 au
Asc. node-Earth separation 0.93092 au
Desc. node-Earth separation 1.76001 au
Earth MOID 0.92832 au
Orbital period 1313.14 days
Date of orbit computation  apr 23 19:49
Correlation matrix
1.000000000.000412620.001913580.002119890.06017547-0.20015587
0.000412621.00000000-0.000504760.00065088-0.044666150.15515543
0.00191358-0.000504761.00000000-0.147156550.13916203-0.00565543
0.002119890.00065088-0.147156551.00000000-0.93965630-0.00265701
0.06017547-0.044666150.13916203-0.939656301.00000000-0.32888669
-0.200155870.15515543-0.00565543-0.00265701-0.328886691.00000000
Covariance matrix
6.64787962E-171.08969191E-195.51451779E-174.92028073E-161.47459425E-14-1.65546930E-14
1.08969191E-191.04911506E-15-5.77844833E-176.00131986E-16-4.34812020E-145.09788184E-14
5.51451779E-17-5.77844833E-171.24921628E-11-1.48058713E-111.47826073E-11-2.02766404E-13
4.92028073E-166.00131986E-16-1.48058713E-118.10347153E-10-8.03925983E-10-7.67256078E-13
1.47459425E-14-4.34812020E-141.47826073E-11-8.03925983E-109.03281179E-10-1.00269534E-10
-1.65546930E-145.09788184E-14-2.02766404E-13-7.67256078E-13-1.00269534E-101.02901674E-10