NEODyS-2
Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2001YA1 ∴ Orbital info ∴ Epoch 52286 MJD
Contact »
2001YA1  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 2001YA1.eq0)
Keplerian elements
(Epoch 52286.8 MJD)
Value 1-σ variation Units
a 2.16242 0.0003073 au
e 0.472469 6.891e-05
i 27.934 0.001431 deg
Ω 255.395 0.0005714 deg
ω 167.677 0.001103 deg
M 12.602 0.002941 deg
Other useful info
Absolute Magnitude (H)    20.5 mag
Slope parameter (G)    0.15 mag
Perihelion distance 1.1407 au
Aphelion distance 3.1841 au
Asc. node-Earth separation 2.10335 au
Desc. node-Earth separation 0.16396 au
Earth MOID 0.16199 au
Orbital period 1161.47 days
Date of orbit computation   feb 26 10:27

Covariance matrix
9.44419373E-082.11745420E-084.35658244E-07-1.73864454E-072.20806943E-07-9.00519499E-07
2.11745420E-084.74862533E-099.78476233E-08-3.89118669E-084.86522109E-08-2.01653823E-07
4.35658244E-079.78476233E-082.04911446E-06-7.91064189E-078.68578577E-07-4.10998610E-06
-1.73864454E-07-3.89118669E-08-7.91064189E-073.26479686E-07-4.57542182E-071.67212843E-06
2.20806943E-074.86522109E-088.68578577E-07-4.57542182E-071.21713467E-06-2.31147772E-06
-9.00519499E-07-2.01653823E-07-4.10998610E-061.67212843E-06-2.31147772E-068.64739706E-06

Correlation matrix
1.000000000.999879420.99033102-0.990148370.65126984-0.99647860
0.999879421.000000000.99193501-0.988257310.63995482-0.99512997
0.990331020.991935011.00000000-0.967164920.54999240-0.97637026
-0.99014837-0.98825731-0.967164921.00000000-0.725828040.99517360
0.651269840.639954820.54999240-0.725828041.00000000-0.71248823
-0.99647860-0.99512997-0.976370260.99517360-0.712488231.00000000