AstDyS-2
Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2001QR90 ∴ Orbital info ∴ Epoch epochXXX
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(139574) 2001QR90  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 139574.eq1)
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.05589 2.26e-08 au
e 0.187881 5.778e-08
i 24.433 4.915e-06 deg
Ω 116.279 1.463e-05 deg
ω 226.415 2.035e-05 deg
M 90.668 1.464e-05 deg
Other useful info
Absolute Magnitude (H)    15.0 mag
Slope parameter (G)    0.15 mag
Perihelion 2.4817 au
Aphelion 3.63 au
Asc. node-Earth separation 2.40345 au
Desc. node-Earth separation 1.59388 au
Earth MOID 1.52147 au
Orbital period 1951.22 days
Date of orbit computation  apr 23 20:17
Correlation matrix
1.00000000-0.326584820.02199918-0.02043607-0.06781661-0.24237312
-0.326584821.000000000.008275280.023139250.24456022-0.10321387
0.021999180.008275281.00000000-0.029237590.05057751-0.04038550
-0.020436070.02313925-0.029237591.00000000-0.63419541-0.01325181
-0.067816610.244560220.05057751-0.634195411.00000000-0.68726420
-0.24237312-0.10321387-0.04038550-0.01325181-0.687264201.00000000
Covariance matrix
5.10695196E-16-4.26416966E-162.44328992E-15-6.75868347E-15-3.11804374E-14-8.02076095E-14
-4.26416966E-163.33822177E-152.34978235E-151.95654892E-142.87480677E-13-8.73264667E-14
2.44328992E-152.34978235E-152.41532242E-11-2.10287289E-125.05720087E-12-2.90645292E-12
-6.75868347E-151.95654892E-14-2.10287289E-122.14174516E-10-1.88830541E-10-2.83994203E-12
-3.11804374E-142.87480677E-135.05720087E-12-1.88830541E-104.13933413E-10-2.04757206E-10
-8.02076095E-14-8.73264667E-14-2.90645292E-12-2.83994203E-12-2.04757206E-102.14437367E-10