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AstDyS ∴ Objects ∴ 2009WE121 ∴ Orbital info ∴ Epoch epochXXX
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(462713) 2009WE121  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 462713.eq1)
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.08084 4.862e-08 au
e 0.15685 1.11e-07
i 0.463 1.126e-05 deg
Ω 17.488 0.001386 deg
ω 74.647 0.001386 deg
M 212.044 5.16e-05 deg
Other useful info
Absolute Magnitude (H)    17.3 mag
Slope parameter (G)    0.15 mag
Perihelion 2.5976 au
Aphelion 3.5641 au
Asc. node-Earth separation 1.88886 au
Desc. node-Earth separation 2.13262 au
Earth MOID 1.61476 au
Orbital period 1975.16 days
Date of orbit computation  apr 23 21:28
Correlation matrix
1.000000000.483428800.009435670.00687381-0.00052756-0.46310147
0.483428801.000000000.004884270.02114819-0.01858156-0.26950904
0.009435670.004884271.00000000-0.316174830.31617585-0.00397460
0.006873810.02114819-0.316174831.00000000-0.99919533-0.01466248
-0.00052756-0.018581560.31617585-0.999195331.00000000-0.02292741
-0.46310147-0.26950904-0.00397460-0.01466248-0.022927411.00000000
Covariance matrix
2.36402364E-152.60904909E-155.16490816E-154.63199172E-13-3.55567312E-14-1.16181024E-12
2.60904909E-151.23210479E-146.10361601E-153.25342761E-12-2.85909320E-12-1.54358406E-12
5.16490816E-156.10361601E-151.26744146E-10-4.93327665E-094.93417877E-09-2.30882247E-12
4.63199172E-133.25342761E-12-4.93327665E-091.92082786E-06-1.91962697E-06-1.04853912E-09
-3.55567312E-14-2.85909320E-124.93417877E-09-1.91962697E-061.92151799E-06-1.63987324E-09
-1.16181024E-12-1.54358406E-12-2.30882247E-12-1.04853912E-09-1.63987324E-092.66235678E-09