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Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1998SW21 ∴ Orbital info ∴ Epoch epochXXX
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(79653) 1998SW21  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 79653.eq0)
Keplerian elements at epoch
57746.3 MJD
Value 1-σ variation Units
a 2.42894 7.763e-09 au
e 0.200064 4.8e-08
i 7.824 5.251e-06 deg
Ω 353.485 2.825e-05 deg
ω 35.799 3.154e-05 deg
M 270.914 1.134e-05 deg
Other useful info
Absolute Magnitude (H)    15.7 mag
Slope parameter (G)    0.15 mag
Perihelion 1.943 au
Aphelion 2.9149 au
Asc. node-Earth separation 1.00059 au
Desc. node-Earth separation 1.7885 au
Earth MOID 0.95254 au
Orbital period 1382.68 days
Date of orbit computation  apr 23 20:03
Correlation matrix
1.000000000.228401400.017439920.00341034-0.106209490.22571745
0.228401401.00000000-0.033397530.00601316-0.185540690.35413712
0.01743992-0.033397531.000000000.24613646-0.21455187-0.00782925
0.003410340.006013160.246136461.00000000-0.87881434-0.01245215
-0.10620949-0.18554069-0.21455187-0.878814341.00000000-0.45501605
0.225717450.35413712-0.00782925-0.01245215-0.455016051.00000000
Covariance matrix
6.02582541E-178.51069642E-177.10823667E-167.47864159E-16-2.59997411E-141.98713396E-14
8.51069642E-172.30417863E-15-8.41746882E-158.15413413E-15-2.80863088E-131.92789450E-13
7.10823667E-16-8.41746882E-152.75688130E-113.65091489E-11-3.55253832E-11-4.66211429E-13
7.47864159E-168.15413413E-153.65091489E-117.98056167E-10-7.82909004E-10-3.98946566E-12
-2.59997411E-14-2.80863088E-13-3.55253832E-11-7.82909004E-109.94477251E-10-1.62733846E-10
1.98713396E-141.92789450E-13-4.66211429E-13-3.98946566E-12-1.62733846E-101.28619698E-10