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Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2000QR221 ∴ Orbital info ∴ Epoch epochXXX
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2000QR221  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 2000QR221.eq0)
Keplerian elements at epoch
58321.6 MJD
Value 1-σ variation Units
a 2.20276 1.201e-08 au
e 0.213259 5.452e-08
i 4.87 6.123e-06 deg
Ω 95.609 7.961e-05 deg
ω 235.13 8.104e-05 deg
M 170.972 1.648e-05 deg
Other useful info
Absolute Magnitude (H)    18.1 mag
Slope parameter (G)    0.15 mag
Perihelion 1.733 au
Aphelion 2.6725 au
Asc. node-Earth separation 1.41181 au
Desc. node-Earth separation 0.85756 au
Earth MOID 0.72727 au
Orbital period 1194.12 days
Date of orbit computation  apr 24 01:20
Correlation matrix
1.000000000.29739388-0.015343030.001343640.02103562-0.11837770
0.297393881.00000000-0.001157760.006990420.04021511-0.20330032
-0.01534303-0.001157761.00000000-0.224061660.215626600.02573508
0.001343640.00699042-0.224061661.00000000-0.97651153-0.01117706
0.021035620.040215110.21562660-0.976511531.00000000-0.19674273
-0.11837770-0.203300320.02573508-0.01117706-0.196742731.00000000
Covariance matrix
1.44151135E-161.94654041E-16-1.12788918E-151.28423129E-152.04661880E-14-2.34236956E-14
1.94654041E-162.97197216E-15-3.86444894E-163.03372306E-141.77657803E-13-1.82657250E-13
-1.12788918E-15-3.86444894E-163.74880410E-11-1.09210427E-101.06984638E-102.59685864E-12
1.28423129E-153.03372306E-14-1.09210427E-106.33724303E-09-6.29941563E-09-1.46640585E-11
2.04661880E-141.77657803E-131.06984638E-10-6.29941563E-096.56667337E-09-2.62753120E-10
-2.34236956E-14-1.82657250E-132.59685864E-12-1.46640585E-11-2.62753120E-102.71614506E-10