AstDyS-2
Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1997SE20 ∴ Orbital info ∴ Epoch epochXXX
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1997SE20  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 1997SE20.eq0)
Keplerian elements at epoch
58310.1 MJD
Value 1-σ variation Units
a 2.25508 1.222e-08 au
e 0.039534 5.423e-08
i 8.101 5.834e-06 deg
Ω 187.607 3.559e-05 deg
ω 57.662 7.398e-05 deg
M 163.356 6.411e-05 deg
Other useful info
Absolute Magnitude (H)    17.9 mag
Slope parameter (G)    0.15 mag
Perihelion 2.1659 au
Aphelion 2.3442 au
Asc. node-Earth separation 1.20591 au
Desc. node-Earth separation 1.29804 au
Earth MOID 1.16585 au
Orbital period 1236.92 days
Date of orbit computation  apr 24 01:19
Correlation matrix
1.000000000.14014635-0.00097045-0.007335570.01256443-0.01054999
0.140146351.00000000-0.02545798-0.00071839-0.177713320.20589039
-0.00097045-0.025457981.000000000.25889755-0.11680733-0.00781646
-0.00733557-0.000718390.258897551.00000000-0.47654168-0.00040256
0.01256443-0.17771332-0.11680733-0.476541681.00000000-0.87743071
-0.010549990.20589039-0.00781646-0.00040256-0.877430711.00000000
Covariance matrix
1.49268334E-169.28518870E-17-6.91737096E-17-3.18983641E-151.13563338E-14-8.26370126E-15
9.28518870E-172.94069633E-15-8.05443697E-15-1.38655656E-15-7.12946093E-137.15813706E-13
-6.91737096E-17-8.05443697E-153.40386428E-115.37606636E-11-5.04159359E-11-2.92371510E-12
-3.18983641E-15-1.38655656E-155.37606636E-111.26677977E-09-1.25476693E-09-9.18583040E-13
1.13563338E-14-7.12946093E-13-5.04159359E-11-1.25476693E-095.47297208E-09-4.16162840E-09
-8.26370126E-157.15813706E-13-2.92371510E-12-9.18583040E-13-4.16162840E-094.11033960E-09