NEODyS-2
Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2001YA1 ∴ Orbital info ∴ Epoch 60400 MJD
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2001YA1  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 2001YA1.eq1)
Keplerian elements
(Epoch 60400.0 MJD)
Value 1-σ variation Units
a 2.16189 0.0003053 au
e 0.471823 5.999e-05
i 27.977 0.001192 deg
Ω 255.235 0.0006257 deg
ω 168.144 0.0009947 deg
M 7.588 0.5353 deg
Other useful info
Absolute Magnitude (H)    20.5 mag
Slope parameter (G)    0.15 mag
Perihelion distance 1.1419 au
Aphelion distance 3.1819 au
Asc. node-Earth separation 2.10752 au
Desc. node-Earth separation 0.16534 au
Earth MOID 0.16351 au
Orbital period 1161.05 days
Date of orbit computation   feb 26 10:27

Covariance matrix
9.32372169E-081.83141437E-083.58830895E-07-1.89508140E-071.62227787E-07-1.63459133E-04
1.83141437E-083.59830605E-097.06357068E-08-3.71613106E-083.10947743E-08-3.21072284E-05
3.58830895E-077.06357068E-081.42076736E-06-7.18423663E-074.72841095E-07-6.29031419E-04
-1.89508140E-07-3.71613106E-08-7.18423663E-073.91477482E-07-3.80315809E-073.32253987E-04
1.62227787E-073.10947743E-084.72841095E-07-3.80315809E-079.89418928E-07-2.84662906E-04
-1.63459133E-04-3.21072284E-05-6.29031419E-043.32253987E-04-2.84662906E-042.86569008E-01

Correlation matrix
1.000000000.999868570.98590187-0.991927260.53412202-0.99999984
0.999868571.000000000.98790176-0.990121700.52113261-0.99985992
0.985901870.987901761.00000000-0.963309290.39880778-0.98581686
-0.99192726-0.99012170-0.963309291.00000000-0.611083950.99197836
0.534122020.521132610.39880778-0.611083951.00000000-0.53459656
-0.99999984-0.99985992-0.985816860.99197836-0.534596561.00000000