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Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2009PP21 ∴ Orbital info ∴ Epoch epochXXX
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(414481) 2009PP21  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 414481.eq1)
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.77253 2.767e-08 au
e 0.12774 6.359e-08
i 13.334 9.066e-06 deg
Ω 219.103 2.755e-05 deg
ω 115.474 4.44e-05 deg
M 64.643 3.586e-05 deg
Other useful info
Absolute Magnitude (H)    16.9 mag
Slope parameter (G)    0.15 mag
Perihelion 2.4184 au
Aphelion 3.1267 au
Asc. node-Earth separation 1.87854 au
Desc. node-Earth separation 1.59367 au
Earth MOID 1.44506 au
Orbital period 1686.22 days
Date of orbit computation  apr 23 21:18
Correlation matrix
1.00000000-0.197016410.007270480.004323310.03142879-0.25380858
-0.197016411.000000000.00147046-0.001902000.21909260-0.23522331
0.007270480.001470461.00000000-0.041451540.03021396-0.00957713
0.00432331-0.00190200-0.041451541.00000000-0.60413255-0.00056172
0.031428790.219092600.03021396-0.604132551.00000000-0.76947661
-0.25380858-0.23522331-0.00957713-0.00056172-0.769476611.00000000
Covariance matrix
7.65482435E-16-3.46600745E-161.82375003E-153.29491948E-153.86070333E-14-2.51827392E-13
-3.46600745E-164.04314159E-158.47707082E-16-3.33143384E-156.18526595E-13-5.36375447E-13
1.82375003E-158.47707082E-168.21994191E-11-1.03522743E-111.21622285E-11-3.11385875E-12
3.29491948E-15-3.33143384E-15-1.03522743E-117.58789705E-10-7.38863367E-10-5.54891308E-13
3.86070333E-146.18526595E-131.21622285E-11-7.38863367E-101.97125301E-09-1.22516805E-09
-2.51827392E-13-5.36375447E-13-3.11385875E-12-5.54891308E-13-1.22516805E-091.28605074E-09