NEODyS-2
Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2009ST171 ∴ Orbital info ∴ Epoch 60400 MJD
Contact »
2009ST171  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 2009ST171.eq1)
Keplerian elements
(Epoch 60400.0 MJD)
Value 1-σ variation Units
a 2.57893 0.01819 au
e 0.608538 0.003116
i 3.744 0.01401 deg
Ω 186.53 0.01142 deg
ω 205.985 0.07903 deg
M 175.728 13.58 deg
Other useful info
Absolute Magnitude (H)    26.8 mag
Slope parameter (G)    0.15 mag
Perihelion distance 1.0096 au
Aphelion distance 4.1483 au
Asc. node-Earth separation 2.58755 au
Desc. node-Earth separation 0.04871 au
Earth MOID 0.02627 au
Orbital period 1512.71 days
Date of orbit computation   feb 26 10:51

Covariance matrix
3.30978380E-045.66556792E-052.54523014E-042.07744774E-04-4.49761028E-04-2.47039998E-01
5.66556792E-059.70655272E-064.35082297E-053.55344988E-05-7.00928265E-05-4.22880453E-02
2.54523014E-044.35082297E-051.96230457E-041.59928375E-04-3.94935520E-04-1.89969724E-01
2.07744774E-043.55344988E-051.59928375E-041.30483766E-04-3.03958348E-04-1.55057287E-01
-4.49761028E-04-7.00928265E-05-3.94935520E-04-3.03958348E-046.24587701E-033.35180491E-01
-2.47039998E-01-4.22880453E-02-1.89969724E-01-1.55057287E-013.35180491E-011.84389012E+02

Correlation matrix
1.000000000.999565200.998720670.99965940-0.31281336-0.99999987
0.999565201.000000000.996909410.99848017-0.28467174-0.99958006
0.998720670.996909411.000000000.99945691-0.35673545-0.99869682
0.999659400.998480170.999456911.00000000-0.33669690-0.99964644
-0.31281336-0.28467174-0.35673545-0.336696901.000000000.31233057
-0.99999987-0.99958006-0.99869682-0.999646440.312330571.00000000