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Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2017RR21 ∴ Orbital info ∴ Epoch epochXXX
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(678327) 2017RR21  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 678327.eq1)
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.4427 2.033e-08 au
e 0.226833 7.233e-08
i 1.597 5.398e-06 deg
Ω 316.933 0.0002694 deg
ω 62.374 0.0002709 deg
M 242.978 1.735e-05 deg
Other useful info
Absolute Magnitude (H)    18.2 mag
Slope parameter (G)    0.15 mag
Perihelion 1.8886 au
Aphelion 2.9968 au
Asc. node-Earth separation 1.0824 au
Desc. node-Earth separation 1.60467 au
Earth MOID 0.89157 au
Orbital period 1394.45 days
Date of orbit computation  apr 23 22:10
Correlation matrix
1.000000000.464988310.001649090.01404893-0.064204090.17257196
0.464988311.00000000-0.022152270.00470614-0.036213730.13615326
0.00164909-0.022152271.000000000.25372471-0.25196099-0.00619073
0.014048930.004706140.253724711.00000000-0.99440933-0.00126829
-0.06420409-0.03621373-0.25196099-0.994409331.00000000-0.09739857
0.172571960.13615326-0.00619073-0.00126829-0.097398571.00000000
Covariance matrix
4.13434220E-166.83868963E-161.80997914E-167.69544062E-14-3.53625834E-136.08841875E-14
6.83868963E-165.23185015E-15-8.64911086E-159.17021980E-14-7.09543385E-131.70878250E-13
1.80997914E-16-8.64911086E-152.91374324E-113.68956777E-10-3.68414756E-10-5.79827182E-13
7.69544062E-149.17021980E-143.68956777E-107.25728512E-08-7.25655276E-08-5.92839500E-12
-3.53625834E-13-7.09543385E-13-3.68414756E-10-7.25655276E-087.33763573E-08-4.57785177E-10
6.08841875E-141.70878250E-13-5.79827182E-13-5.92839500E-12-4.57785177E-103.01066317E-10