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Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1999XR154 ∴ Orbital info ∴ Epoch epochXXX
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(137749) 1999XR154  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 137749.eq0)
Keplerian elements at epoch
57986.4 MJD
Value 1-σ variation Units
a 2.32823 7.635e-09 au
e 0.213031 3.712e-08
i 4.542 3.353e-06 deg
Ω 109.575 6.511e-05 deg
ω 316.34 6.63e-05 deg
M 0.646 1.25e-05 deg
Other useful info
Absolute Magnitude (H)    16.9 mag
Slope parameter (G)    0.15 mag
Perihelion 1.8322 au
Aphelion 2.8242 au
Asc. node-Earth separation 0.94056 au
Desc. node-Earth separation 1.6111 au
Earth MOID 0.84779 au
Orbital period 1297.59 days
Date of orbit computation  apr 23 20:17
Correlation matrix
1.00000000-0.338384560.024653520.014922250.06741298-0.43731202
-0.338384561.00000000-0.02475539-0.00835498-0.083475250.51058782
0.02465352-0.024755391.000000000.13948098-0.12941426-0.03287194
0.01492225-0.008354980.139480981.00000000-0.97814863-0.00475016
0.06741298-0.08347525-0.12941426-0.978148631.00000000-0.19799617
-0.437312020.51058782-0.03287194-0.00475016-0.197996171.00000000
Covariance matrix
5.82888365E-17-9.59053536E-176.31067811E-167.41813152E-153.41257104E-14-4.17363262E-14
-9.59053536E-171.37809526E-15-3.08115679E-15-2.01954007E-14-2.05467343E-132.36940980E-13
6.31067811E-16-3.08115679E-151.12410988E-113.04499785E-11-2.87694778E-11-1.37771646E-12
7.41813152E-15-2.01954007E-143.04499785E-114.23970120E-09-4.22296930E-09-3.86639202E-12
3.41257104E-14-2.05467343E-13-2.87694778E-11-4.22296930E-094.39633622E-09-1.64108980E-10
-4.17363262E-142.36940980E-13-1.37771646E-12-3.86639202E-12-1.64108980E-101.56264465E-10