AstDyS-2
Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1997SE20 ∴ Orbital info ∴ Epoch epochXXX
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1997SE20  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 1997SE20.eq1)
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.25466 1.224e-08 au
e 0.04006 5.427e-08
i 8.105 5.836e-06 deg
Ω 187.541 3.557e-05 deg
ω 56.639 7.311e-05 deg
M 52.733 6.342e-05 deg
Other useful info
Absolute Magnitude (H)    17.9 mag
Slope parameter (G)    0.15 mag
Perihelion 2.1643 au
Aphelion 2.345 au
Asc. node-Earth separation 1.20442 au
Desc. node-Earth separation 1.30111 au
Earth MOID 1.16422 au
Orbital period 1236.58 days
Date of orbit computation  apr 24 01:19
Correlation matrix
1.000000000.13006110-0.00103925-0.006401880.02488345-0.10307749
0.130061101.00000000-0.02644038-0.00128882-0.172985830.19002320
-0.00103925-0.026440381.000000000.25853385-0.11790929-0.00775581
-0.00640188-0.001288820.258533851.00000000-0.48146834-0.00026660
0.02488345-0.17298583-0.11790929-0.481468341.00000000-0.87208678
-0.103077490.19002320-0.00775581-0.00026660-0.872086781.00000000
Covariance matrix
1.49787333E-168.63892046E-17-7.42261370E-17-2.78658898E-152.22643153E-14-8.00041913E-14
8.63892046E-172.94543197E-15-8.37412738E-15-2.48767811E-15-6.86351065E-136.54022202E-13
-7.42261370E-17-8.37412738E-153.40560952E-115.36590292E-11-5.03044885E-11-2.87035695E-12
-2.78658898E-15-2.48767811E-155.36590292E-111.26489923E-09-1.25186353E-09-6.01318589E-13
2.22643153E-14-6.86351065E-13-5.03044885E-11-1.25186353E-095.34469075E-09-4.04326632E-09
-8.00041913E-146.54022202E-13-2.87035695E-12-6.01318589E-13-4.04326632E-094.02182078E-09