NEODyS-2
Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2018AB4 ∴ Orbital info ∴ Epoch 60400 MJD
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2018AB4  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 2018AB4.eq1)
Keplerian elements
(Epoch 60400.0 MJD)
Value 1-σ variation Units
a 1.27409 0.001882 au
e 0.140028 0.0007801
i 3.432 0.02044 deg
Ω 106.135 0.01065 deg
ω 349.593 0.05673 deg
M 128.39 3.443 deg
Other useful info
Absolute Magnitude (H)    25.6 mag
Slope parameter (G)    0.15 mag
Perihelion distance 1.0957 au
Aphelion distance 1.4525 au
Asc. node-Earth separation 0.11518 au
Desc. node-Earth separation 0.43204 au
Earth MOID 0.11342 au
Orbital period 525.291 days
Date of orbit computation   feb 26 12:16

Covariance matrix
3.54344307E-061.46763664E-063.84796425E-051.99650255E-05-9.60044631E-05-6.48165213E-03
1.46763664E-066.08488981E-071.59405051E-058.29317991E-06-4.03804168E-05-2.68416668E-03
3.84796425E-051.59405051E-054.17882707E-042.16929400E-04-1.04545354E-03-7.03847990E-02
1.99650255E-058.29317991E-062.16929400E-041.13457093E-04-5.64961210E-04-3.65032726E-02
-9.60044631E-05-4.03804168E-05-1.04545354E-03-5.64961210E-043.21838047E-031.75182245E-01
-6.48165213E-03-2.68416668E-03-7.03847990E-02-3.65032726E-021.75182245E-011.18565104E+01

Correlation matrix
1.000000000.999492310.999979510.99572936-0.89900064-0.99998744
0.999492311.000000000.999651260.99811114-0.91248503-0.99932023
0.999979510.999651261.000000000.99626619-0.90148571-0.99993837
0.995729360.998111140.996266191.00000000-0.93494080-0.99526225
-0.89900064-0.91248503-0.90148571-0.934940801.000000000.89679453
-0.99998744-0.99932023-0.99993837-0.995262250.896794531.00000000