NEODyS-2
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NEODyS ∴ Objects ∴ 1998XD12 ∴ Orbital info ∴ Epoch 51166 MJD
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1998XD12  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 1998XD12.eq0)
Keplerian elements
(Epoch 51166.0 MJD)
Value 1-σ variation Units
a 1.39814 0.003012 au
e 0.623646 0.001122
i 13.518 0.0298 deg
Ω 259.984 0.004336 deg
ω 69.272 0.01373 deg
M 38.818 0.1568 deg
Other useful info
Absolute Magnitude (H)    20.5 mag
Slope parameter (G)    0.15 mag
Perihelion distance 0.5262 au
Aphelion distance 2.2701 au
Asc. node-Earth separation -0.31713 au
Desc. node-Earth separation 0.11171 au
Earth MOID 0.03214 au
Orbital period 603.843 days
Date of orbit computation   feb 26 10:22

Covariance matrix
9.07308303E-063.37945730E-068.97580399E-05-1.30520400E-054.09589809E-05-4.72192008E-04
3.37945730E-061.25910884E-063.34314798E-05-4.85878404E-061.52200978E-05-1.75893919E-04
8.97580399E-053.34314798E-058.88000940E-04-1.29124809E-044.05256697E-04-4.67124889E-03
-1.30520400E-05-4.85878404E-06-1.29124809E-041.87995209E-05-5.91898883E-056.79143326E-04
4.09589809E-051.52200978E-054.05256697E-04-5.91898883E-051.88499884E-04-2.13002546E-03
-4.72192008E-04-1.75893919E-04-4.67124889E-036.79143326E-04-2.13002546E-032.45751114E-02

Correlation matrix
1.000000000.999856980.99997514-0.999372890.99041260-0.99998490
0.999856981.000000000.99980948-0.998671300.98793930-0.99993424
0.999975140.999809481.00000000-0.999377550.99053071-0.99995060
-0.99937289-0.99867130-0.999377551.00000000-0.994302620.99917210
0.990412600.987939300.99053071-0.994302621.00000000-0.98964971
-0.99998490-0.99993424-0.999950600.99917210-0.989649711.00000000