NEODyS-2
Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2018PW21 ∴ Orbital info ∴ Epoch 58343 MJD
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ORBITAL INFORMATION
◲
(ASCII data file 2018PW21.eq0)
Keplerian elements
(Epoch 58343.4 MJD)
Value 1-σ variation Units
a 2.13472 0.002979 au
e 0.492043 0.0006751
i 9.159 0.008738 deg
Ω 143.448 0.001391 deg
ω 153.848 0.003438 deg
M 7.394 0.01521 deg
Other useful info
Absolute Magnitude (H)    25.0 mag
Slope parameter (G)    0.15 mag
Perihelion distance 1.0843 au
Aphelion distance 3.1851 au
Asc. node-Earth separation 1.90905 au
Desc. node-Earth separation 0.10961 au
Earth MOID 0.08743 au
Orbital period 1139.23 days
Date of orbit computation   Jul 29 12:13

Covariance matrix
8.87166588E-062.01080586E-062.60262178E-054.14138692E-06-1.01997631E-05-4.53147891E-05
2.01080586E-064.55759318E-075.89894584E-069.38654822E-07-2.31202478E-06-1.02707624E-05
2.60262178E-055.89894584E-067.63536921E-051.21496206E-05-2.99143288E-05-1.32939004E-04
4.14138692E-069.38654822E-071.21496206E-051.93360655E-06-4.75729917E-06-2.11545204E-05
-1.01997631E-05-2.31202478E-06-2.99143288E-05-4.75729917E-061.18188405E-055.20735750E-05
-4.53147891E-05-1.02707624E-05-1.32939004E-04-2.11545204E-055.20735750E-052.31466102E-04

Correlation matrix
1.000000000.999999480.999984920.99990598-0.99609339-0.99998544
0.999999481.000000000.999980680.99989428-0.99617874-0.99997975
0.999984920.999980681.000000000.99991628-0.99581074-0.99998549
0.999905980.999894280.999916281.00000000-0.99515098-0.99994343
-0.99609339-0.99617874-0.99581074-0.995150981.000000000.99560314
-0.99998544-0.99997975-0.99998549-0.999943430.995603141.00000000