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AstDyS ∴ Objects ∴ 1999RD21 ∴ Orbital info ∴ Epoch epochXXX
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(137229) 1999RD21  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 137229.eq0)
Keplerian elements at epoch
57994.2 MJD
Value 1-σ variation Units
a 2.28825 6.076e-09 au
e 0.212439 4.755e-08
i 5.5 3.64e-06 deg
Ω 341.304 4.977e-05 deg
ω 85.885 5.111e-05 deg
M 18.526 9.805e-06 deg
Other useful info
Absolute Magnitude (H)    16.6 mag
Slope parameter (G)    0.15 mag
Perihelion 1.8021 au
Aphelion 2.7744 au
Asc. node-Earth separation 1.14363 au
Desc. node-Earth separation 1.22768 au
Earth MOID 0.82579 au
Orbital period 1264.31 days
Date of orbit computation  apr 23 20:17
Correlation matrix
1.000000000.21961045-0.007231490.00844009-0.068790710.24337425
0.219610451.00000000-0.062254550.00908249-0.096974940.41538410
-0.00723149-0.062254551.000000000.41753972-0.39492207-0.04551750
0.008440090.009082490.417539721.00000000-0.96681918-0.00653056
-0.06879071-0.09697494-0.39492207-0.966819181.00000000-0.24264571
0.243374250.41538410-0.04551750-0.00653056-0.242645711.00000000
Covariance matrix
3.69221523E-176.34470784E-17-1.59960258E-162.55257662E-15-2.13656089E-141.44997912E-14
6.34470784E-172.26063387E-15-1.07752470E-142.14935543E-14-2.35676688E-131.93646028E-13
-1.59960258E-16-1.07752470E-141.32520210E-117.56531915E-11-7.34842804E-11-1.62466210E-12
2.55257662E-152.14935543E-147.56531915E-112.47728974E-09-2.45966321E-09-3.18700417E-12
-2.13656089E-14-2.35676688E-13-7.34842804E-11-2.45966321E-092.61266650E-09-1.21606900E-10
1.44997912E-141.93646028E-13-1.62466210E-12-3.18700417E-12-1.21606900E-109.61362599E-11