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AstDyS ∴ Objects ∴ 1998SW21 ∴ Orbital info ∴ Epoch epochXXX
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(79653) 1998SW21  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 79653.eq1)
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.43032 7.843e-09 au
e 0.198865 4.826e-08
i 7.824 5.251e-06 deg
Ω 353.407 2.823e-05 deg
ω 35.72 3.156e-05 deg
M 241.612 1.121e-05 deg
Other useful info
Absolute Magnitude (H)    15.7 mag
Slope parameter (G)    0.15 mag
Perihelion 1.947 au
Aphelion 2.9136 au
Asc. node-Earth separation 1.00494 au
Desc. node-Earth separation 1.78963 au
Earth MOID 0.95722 au
Orbital period 1383.87 days
Date of orbit computation  apr 23 20:03
Correlation matrix
1.000000000.250129010.008195510.00241259-0.10480509-0.06724045
0.250129011.00000000-0.032098860.00672070-0.190245550.30078456
0.00819551-0.032098861.000000000.24591892-0.21385648-0.01195219
0.002412590.006720700.245918921.00000000-0.87774793-0.01346550
-0.10480509-0.19024555-0.21385648-0.877747931.00000000-0.43719295
-0.067240450.30078456-0.01195219-0.01346550-0.437192951.00000000
Covariance matrix
6.15079841E-179.46687510E-173.37508544E-165.34166462E-16-2.59386016E-14-5.91370856E-15
9.46687510E-172.32891512E-15-8.13409983E-159.15628775E-15-2.89727520E-131.62778074E-13
3.37508544E-16-8.13409983E-152.75731314E-113.64554863E-11-3.54375648E-11-7.03807690E-13
5.34166462E-169.15628775E-153.64554863E-117.96995401E-10-7.81980893E-10-4.26298578E-12
-2.59386016E-14-2.89727520E-13-3.54375648E-11-7.81980893E-109.95856673E-10-1.54715956E-10
-5.91370856E-151.62778074E-13-7.03807690E-13-4.26298578E-12-1.54715956E-101.25755522E-10