NEODyS-2
Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 1997WS22 ∴ Orbital info ∴ Epoch 60400 MJD
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(21374) 1997WS22  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 21374.eq1)
Keplerian elements
(Epoch 60400.0 MJD)
Value 1-σ variation Units
a 1.26941 6.167e-10 au
e 0.120664 1.276e-08
i 23.982 3.22e-06 deg
Ω 59.199 2.402e-06 deg
ω 197.218 7.318e-06 deg
M 311.484 5.995e-06 deg
Other useful info
Absolute Magnitude (H)    17.5 mag
Slope parameter (G)    0.15 mag
Perihelion distance 1.1162 au
Aphelion distance 1.4226 au
Asc. node-Earth separation 0.42686 au
Desc. node-Earth separation 0.10962 au
Earth MOID 0.10902 au
Orbital period 522.399 days
Date of orbit computation   giu 8 14:41

Covariance matrix
3.80298193E-193.60684643E-18-3.31909081E-16-5.11501206E-16-1.33592684E-151.45991627E-15
3.60684643E-181.62804398E-161.13556587E-151.09523734E-14-1.02663331E-148.43239778E-15
-3.31909081E-161.13556587E-151.03714605E-11-2.33916166E-126.79988785E-12-3.79228663E-12
-5.11501206E-161.09523734E-14-2.33916166E-125.77095831E-12-3.83597924E-12-7.33154966E-13
-1.33592684E-15-1.02663331E-146.79988785E-12-3.83597924E-125.35598607E-11-4.16275732E-11
1.45991627E-158.43239778E-15-3.79228663E-12-7.33154966E-13-4.16275732E-113.59416301E-11

Correlation matrix
1.000000000.45838717-0.16712332-0.34527137-0.296006210.39488163
0.458387171.000000000.027634990.35731497-0.109941730.11023491
-0.167123320.027634991.00000000-0.302354410.28851080-0.19641846
-0.345271370.35731497-0.302354411.00000000-0.21818885-0.05090646
-0.29600621-0.109941730.28851080-0.218188851.00000000-0.94877338
0.394881630.11023491-0.19641846-0.05090646-0.948773381.00000000