NEODyS-2
Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 1998HH1 ∴ Orbital info ∴ Epoch 50924 MJD
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1998HH1  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 1998HH1.eq0)
Keplerian elements
(Epoch 50924.5 MJD)
Value 1-σ variation Units
a 2.15379 0.002831 au
e 0.512901 0.0006205
i 16.044 0.01184 deg
Ω 203.788 0.002817 deg
ω 359.329 0.002897 deg
M 1.51 0.003802 deg
Other useful info
Absolute Magnitude (H)    23.2 mag
Slope parameter (G)    0.15 mag
Perihelion distance 1.0491 au
Aphelion distance 3.2585 au
Asc. node-Earth separation 0.04632 au
Desc. node-Earth separation 2.26084 au
Earth MOID 0.04628 au
Orbital period 1154.52 days
Date of orbit computation   apr 29 09:51

Covariance matrix
8.01510245E-061.75656881E-063.35183390E-05-7.97378398E-068.18682562E-06-1.07636492E-05
1.75656881E-063.84965017E-077.34578996E-06-1.74751264E-061.79419794E-06-2.35893177E-06
3.35183390E-057.34578996E-061.40176545E-04-3.33451359E-053.42278511E-05-4.50102751E-05
-7.97378398E-06-1.74751264E-06-3.33451359E-057.93303397E-06-8.14591623E-061.07084463E-05
8.18682562E-061.79419794E-063.42278511E-05-8.14591623E-068.39418592E-06-1.10027489E-05
-1.07636492E-05-2.35893177E-06-4.50102751E-051.07084463E-05-1.10027489E-051.44569994E-05

Correlation matrix
1.000000000.999999990.99997760-0.999977600.99809461-0.99992152
0.999999991.000000000.99997743-0.999977060.99809167-0.99992094
0.999977600.999977431.00000000-0.999942800.99782106-0.99985014
-0.99997760-0.99997706-0.999942801.00000000-0.998230860.99992568
0.998094610.998091670.99782106-0.998230861.00000000-0.99878688
-0.99992152-0.99992094-0.999850140.99992568-0.998786881.00000000