NEODyS-2
Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 1999YA ∴ Orbital info ∴ Epoch 57391 MJD
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(331509) 1999YA  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 331509.eq0)
Keplerian elements
(Epoch 57391.2 MJD)
Value 1-σ variation Units
a 1.6769 4.774e-09 au
e 0.33921 4.283e-08
i 38.236 1.138e-05 deg
Ω 106.201 8.471e-06 deg
ω 265.561 2.037e-05 deg
M 185.161 1.968e-05 deg
Other useful info
Absolute Magnitude (H)    18.2 mag
Slope parameter (G)    0.15 mag
Perihelion distance 1.1081 au
Aphelion distance 2.2457 au
Asc. node-Earth separation 0.54058 au
Desc. node-Earth separation 0.42868 au
Earth MOID 0.36781 au
Orbital period 793.159 days
Date of orbit computation   feb 27 11:48

Covariance matrix
2.27910878E-17-1.78567199E-184.19101564E-15-5.00650029E-153.95668866E-14-4.76033329E-14
-1.78567199E-181.83446077E-152.82416633E-14-1.95727119E-142.79495114E-13-2.61851778E-13
4.19101564E-152.82416633E-141.29483084E-10-3.82438114E-115.00430027E-11-2.50463741E-11
-5.00650029E-15-1.95727119E-14-3.82438114E-117.17578857E-11-8.30337513E-113.29623688E-11
3.95668866E-142.79495114E-135.00430027E-11-8.30337513E-114.15114366E-10-3.70426915E-10
-4.76033329E-14-2.61851778E-13-2.50463741E-113.29623688E-11-3.70426915E-103.87449477E-10

Correlation matrix
1.00000000-0.008733030.07714899-0.123798930.40678551-0.50657913
-0.008733031.000000000.05794681-0.053946340.32028465-0.31059451
0.077148990.057946811.00000000-0.396752650.21585045-0.11182291
-0.12379893-0.05394634-0.396752651.00000000-0.481100670.19768607
0.406785510.320284650.21585045-0.481100671.00000000-0.92365782
-0.50657913-0.31059451-0.111822910.19768607-0.923657821.00000000