NEODyS-2
Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2018SM ∴ Orbital info ∴ Epoch 58378 MJD
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2018SM  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 2018SM.eq0)
Keplerian elements
(Epoch 58378.1 MJD)
Value 1-σ variation Units
a 1.79196 0.0006691 au
e 0.469581 0.0002084
i 8.996 0.002784 deg
Ω 172.859 6.517e-05 deg
ω 145.87 0.0005793 deg
M 11.751 0.007387 deg
Other useful info
Absolute Magnitude (H)    29.4 mag
Slope parameter (G)    0.15 mag
Perihelion distance 0.9505 au
Aphelion distance 2.6334 au
Asc. node-Earth separation 1.29098 au
Desc. node-Earth separation 0.00034 au
Earth MOID 0.00021 au
Orbital period 876.176 days
Date of orbit computation   Jul 29 12:52

Covariance matrix
4.47742690E-071.39415343E-071.86230559E-062.49820276E-08-3.80610748E-07-4.94295062E-06
1.39415343E-074.34103229E-085.79877035E-077.77732508E-09-1.18533181E-07-1.53909851E-06
1.86230559E-065.79877035E-077.75079661E-061.00653255E-07-1.58647389E-06-2.05567712E-05
2.49820276E-087.77732508E-091.00653255E-074.24691390E-09-1.93985518E-08-2.77684882E-07
-3.80610748E-07-1.18533181E-07-1.58647389E-06-1.93985518E-083.35539002E-074.19745213E-06
-4.94295062E-06-1.53909851E-06-2.05567712E-05-2.77684882E-074.19745213E-065.45709328E-05

Correlation matrix
1.000000000.999999560.999685800.57289721-0.98196338-0.99998004
0.999999561.000000000.999692030.57279209-0.98213667-0.99997518
0.999685800.999692031.000000000.55477633-0.98375795-0.99954199
0.572897210.572792090.554776331.00000000-0.51387924-0.57681271
-0.98196338-0.98213667-0.98375795-0.513879241.000000000.98091993
-0.99998004-0.99997518-0.99954199-0.576812710.980919931.00000000