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(342934) 2009AR21  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 342934.eq0)
Keplerian elements at epoch
58181.2 MJD
Value 1-σ variation Units
a 2.74528 2.108e-08 au
e 0.162263 7.353e-08
i 3.778 6.358e-06 deg
Ω 293.774 0.000151 deg
ω 118.532 0.0001537 deg
M 42.431 2.756e-05 deg
Other useful info
Absolute Magnitude (H)    17.2 mag
Slope parameter (G)    0.15 mag
Perihelion 2.2998 au
Aphelion 3.1907 au
Asc. node-Earth separation 1.88234 au
Desc. node-Earth separation 1.49765 au
Earth MOID 1.31456 au
Orbital period 1661.42 days
Date of orbit computation  apr 23 21:02
Correlation matrix
1.00000000-0.253353150.005572720.001653550.02112943-0.12840394
-0.253353151.00000000-0.018746200.00047104-0.098892930.54515917
0.00557272-0.018746201.000000000.38842796-0.37635430-0.02456496
0.001653550.000471040.388427961.00000000-0.97977588-0.00201408
0.02112943-0.09889293-0.37635430-0.979775881.00000000-0.19504763
-0.128403940.54515917-0.02456496-0.00201408-0.195047631.00000000
Covariance matrix
4.44457599E-16-3.92724149E-167.46974500E-165.26444076E-156.84663582E-14-7.46116296E-14
-3.92724149E-165.40620196E-15-8.76360849E-155.23029159E-15-1.11759839E-121.10479695E-12
7.46974500E-16-8.76360849E-154.04247419E-113.72953215E-10-3.67785740E-10-4.30479774E-12
5.26444076E-155.23029159E-153.72953215E-102.28055464E-08-2.27416182E-08-8.38321960E-12
6.84663582E-14-1.11759839E-12-3.67785740E-10-2.27416182E-082.36237455E-08-8.26281575E-10
-7.46116296E-141.10479695E-12-4.30479774E-12-8.38321960E-12-8.26281575E-107.59671832E-10