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AstDyS ∴ Objects ∴ 1999XU ∴ Orbital info ∴ Epoch epochXXX
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(21972) 1999XU  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 21972.eq1)
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.61399 9.746e-09 au
e 0.251074 3.866e-08
i 6.646 3.561e-06 deg
Ω 71.681 3.686e-05 deg
ω 273.346 3.75e-05 deg
M 296.583 7.047e-06 deg
Other useful info
Absolute Magnitude (H)    14.7 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9577 au
Aphelion 3.2703 au
Asc. node-Earth separation 1.42858 au
Desc. node-Earth separation 1.47174 au
Earth MOID 0.96407 au
Orbital period 1543.67 days
Date of orbit computation  apr 23 19:50
Correlation matrix
1.00000000-0.081076110.017700310.00067482-0.01692263-0.40345815
-0.081076111.00000000-0.026898700.002682370.02320346-0.12747559
0.01770031-0.026898701.00000000-0.216127310.21196210-0.00454729
0.000674820.00268237-0.216127311.00000000-0.976669550.00351391
-0.016922630.023203460.21196210-0.976669551.00000000-0.18020096
-0.40345815-0.12747559-0.004547290.00351391-0.180200961.00000000
Covariance matrix
9.49912711E-17-3.05458127E-176.14379160E-162.42415593E-16-6.18523393E-15-2.77109977E-14
-3.05458127E-171.49428649E-15-3.70307055E-153.82179747E-153.36368984E-14-3.47260811E-14
6.14379160E-16-3.70307055E-151.26831660E-11-2.83697748E-112.83085993E-11-1.14124385E-13
2.42415593E-163.82179747E-15-2.83697748E-111.35851610E-09-1.34997698E-099.12713138E-13
-6.18523393E-153.36368984E-142.83085993E-11-1.34997698E-091.40634750E-09-4.76228334E-11
-2.77109977E-14-3.47260811E-14-1.14124385E-139.12713138E-13-4.76228334E-114.96619353E-11