NEODyS-2
Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2021ST ∴ Orbital info ∴ Epoch 59491 MJD
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ORBITAL INFORMATION
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(ASCII data file 2021ST.eq0)
Keplerian elements
(Epoch 59491.1 MJD)
Value 1-σ variation Units
a 2.05784 0.0007279 au
e 0.535524 0.0001682
i 0.17 3.567e-05 deg
Ω 213.872 0.00184 deg
ω 191.691 0.001737 deg
M 350.805 0.00541 deg
Other useful info
Absolute Magnitude (H)    26.0 mag
Slope parameter (G)    0.15 mag
Perihelion distance 0.9558 au
Aphelion distance 3.1599 au
Asc. node-Earth separation 2.08574 au
Desc. node-Earth separation -0.03173 au
Earth MOID 0.00088 au
Orbital period 1078.24 days
Date of orbit computation   feb 26 12:26

Covariance matrix
5.29816738E-071.22447252E-072.58547196E-081.30067240E-06-1.22342722E-063.93783688E-06
1.22447252E-072.82990873E-085.97535860E-093.00600296E-07-2.82747249E-079.10083013E-07
2.58547196E-085.97535860E-091.27242088E-096.20513162E-08-5.82752473E-081.92162373E-07
1.30067240E-063.00600296E-076.20513162E-083.38411912E-06-3.19528294E-069.66737345E-06
-1.22342722E-06-2.82747249E-07-5.82752473E-08-3.19528294E-063.01815516E-06-9.09335834E-06
3.93783688E-069.10083013E-071.92162373E-079.66737345E-06-9.09335834E-062.92678043E-05

Correlation matrix
1.000000000.999999980.995775880.97136459-0.967485630.99999957
0.999999981.000000000.995777630.97136034-0.967478660.99999936
0.995775880.995777631.000000000.94561158-0.940368230.99576736
0.971364590.971360340.945611581.00000000-0.999805950.97138323
-0.96748563-0.96747866-0.94036823-0.999805951.00000000-0.96751666
0.999999570.999999360.995767360.97138323-0.967516661.00000000