AstDyS-2
Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1998SD12 ∴ Orbital info ∴ Epoch epochXXX
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(136985) 1998SD12  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 136985.eq0)
Keplerian elements at epoch
57490.5 MJD
Value 1-σ variation Units
a 2.5486 1.05e-08 au
e 0.213777 5.696e-08
i 18.707 5.24e-06 deg
Ω 200.565 1.362e-05 deg
ω 174.35 1.921e-05 deg
M 118.684 1.35e-05 deg
Other useful info
Absolute Magnitude (H)    15.8 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0038 au
Aphelion 3.0934 au
Asc. node-Earth separation 2.08738 au
Desc. node-Earth separation 1.00727 au
Earth MOID 1.00494 au
Orbital period 1486.11 days
Date of orbit computation  apr 23 20:17
Correlation matrix
1.00000000-0.524244450.019479620.019947590.44498467-0.66709479
-0.524244451.00000000-0.03202603-0.01569034-0.443852130.67015878
0.01947962-0.032026031.00000000-0.460533560.33371185-0.03477111
0.01994759-0.01569034-0.460533561.00000000-0.65889271-0.01907053
0.44498467-0.443852130.33371185-0.658892711.00000000-0.71930166
-0.667094790.67015878-0.03477111-0.01907053-0.719301661.00000000
Covariance matrix
1.10208120E-16-3.13475437E-161.07161396E-152.85303060E-158.97410173E-14-9.45303013E-14
-3.13475437E-163.24433546E-15-9.55910453E-15-1.21759930E-14-4.85668941E-135.15249149E-13
1.07161396E-15-9.55910453E-152.74601160E-11-3.28792365E-113.35940185E-11-2.45949757E-12
2.85303060E-15-1.21759930E-14-3.28792365E-111.85617330E-10-1.72449963E-10-3.50710418E-12
8.97410173E-14-4.85668941E-133.35940185E-11-1.72449963E-103.69044119E-10-1.86520643E-10
-9.45303013E-145.15249149E-13-2.45949757E-12-3.50710418E-12-1.86520643E-101.82202107E-10