AstDyS-2
Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1998HJ16 ∴ Orbital info ∴ Epoch epochXXX
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(231694) 1998HJ16  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 231694.eq0)
Keplerian elements at epoch
57976.3 MJD
Value 1-σ variation Units
a 2.55824 1.46e-08 au
e 0.178305 4.668e-08
i 5.49 5.827e-06 deg
Ω 87.11 6.461e-05 deg
ω 160.681 6.805e-05 deg
M 229.883 2.35e-05 deg
Other useful info
Absolute Magnitude (H)    16.6 mag
Slope parameter (G)    0.15 mag
Perihelion 2.1021 au
Aphelion 3.0144 au
Asc. node-Earth separation 1.99493 au
Desc. node-Earth separation 1.10458 au
Earth MOID 1.08981 au
Orbital period 1494.55 days
Date of orbit computation  apr 23 20:38
Correlation matrix
1.000000000.29471899-0.002962950.000197370.11585527-0.37193541
0.294718991.000000000.006408590.015087350.12727897-0.42493081
-0.002962950.006408591.000000000.39527952-0.36695239-0.01725223
0.000197370.015087350.395279521.00000000-0.93789117-0.02070998
0.115855270.12727897-0.36695239-0.937891171.00000000-0.32207647
-0.37193541-0.42493081-0.01725223-0.02070998-0.322076471.00000000
Covariance matrix
2.13040207E-162.00796978E-16-2.52017383E-161.86133925E-161.15079967E-13-1.27578122E-13
2.00796978E-162.17889608E-151.74323658E-154.55024981E-144.04322661E-13-4.66137852E-13
-2.52017383E-161.74323658E-153.39586615E-111.48827641E-10-1.45525186E-10-2.36264474E-12
1.86133925E-164.55024981E-141.48827641E-104.17453410E-09-4.12391416E-09-3.14457232E-11
1.15079967E-134.04322661E-13-1.45525186E-10-4.12391416E-094.63133635E-09-5.15098220E-10
-1.27578122E-13-4.66137852E-13-2.36264474E-12-3.14457232E-11-5.15098220E-105.52275498E-10