NEODyS-2
Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2021PH4 ∴ Orbital info ∴ Epoch 60400 MJD
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2021PH4  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 2021PH4.eq1)
Keplerian elements
(Epoch 60400.0 MJD)
Value 1-σ variation Units
a 2.71581 7.957e-05 au
e 0.649739 1.046e-05
i 6.733 8.011e-05 deg
Ω 58.107 0.0001216 deg
ω 330.534 0.0001333 deg
M 196.416 0.008624 deg
Other useful info
Absolute Magnitude (H)    21.3 mag
Slope parameter (G)    0.15 mag
Perihelion distance 0.9512 au
Aphelion distance 4.4804 au
Asc. node-Earth separation 0.01495 au
Desc. node-Earth separation 2.60303 au
Earth MOID 0.00739 au
Orbital period 1634.74 days
Date of orbit computation   feb 26 12:58

Covariance matrix
6.33093843E-098.32340275E-106.36929708E-099.42149057E-09-1.03495844E-08-6.86208652E-07
8.32340275E-101.09429504E-108.37384879E-101.23876722E-09-1.36077742E-09-9.02171253E-08
6.36929708E-098.37384879E-106.41765530E-099.48511783E-09-1.04155224E-08-6.90367415E-07
9.42149057E-091.23876722E-099.48511783E-091.47862209E-08-1.61957569E-08-1.02117344E-06
-1.03495844E-08-1.36077742E-09-1.04155224E-08-1.61957569E-081.77820529E-081.12175874E-06
-6.86208652E-07-9.02171253E-08-6.90367415E-07-1.02117344E-061.12175874E-067.43779682E-05

Correlation matrix
1.000000000.999999190.999238750.97377132-0.97543406-0.99999998
0.999999191.000000000.999239760.97385410-0.97550372-0.99999911
0.999238750.999239761.000000000.97370173-0.97499393-0.99924029
0.973771320.973854100.973701731.00000000-0.99880729-0.97375289
-0.97543406-0.97550372-0.97499393-0.998807291.000000000.97540810
-0.99999998-0.99999911-0.99924029-0.973752890.975408101.00000000