AstDyS-2
Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2001HL21 ∴ Orbital info ∴ Epoch epochXXX
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(77466) 2001HL21  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 77466.eq0)
Keplerian elements at epoch
58066.0 MJD
Value 1-σ variation Units
a 3.01257 1.686e-08 au
e 0.122344 3.912e-08
i 11.006 4.017e-06 deg
Ω 42.793 2.116e-05 deg
ω 318.583 2.585e-05 deg
M 282.219 1.546e-05 deg
Other useful info
Absolute Magnitude (H)    14.2 mag
Slope parameter (G)    0.15 mag
Perihelion 2.644 au
Aphelion 3.3811 au
Asc. node-Earth separation 1.72663 au
Desc. node-Earth separation 2.26 au
Earth MOID 1.65397 au
Orbital period 1909.88 days
Date of orbit computation  apr 23 20:02
Correlation matrix
1.00000000-0.131872120.005406390.012226940.06571772-0.14928592
-0.131872121.00000000-0.00720874-0.00396200-0.046527680.04229811
0.00540639-0.007208741.00000000-0.171293760.138185170.00028594
0.01222694-0.00396200-0.171293761.00000000-0.79518608-0.01044805
0.06571772-0.046527680.13818517-0.795186081.00000000-0.58707837
-0.149285920.042298110.00028594-0.01044805-0.587078371.00000000
Covariance matrix
2.84276544E-16-8.69835410E-173.66133796E-164.36212963E-152.86411370E-14-3.89088923E-14
-8.69835410E-171.53047814E-15-1.13275146E-15-3.27973349E-15-4.70502845E-142.55796198E-14
3.66133796E-16-1.13275146E-151.61333025E-11-1.45583992E-111.43469749E-111.77537958E-14
4.36212963E-15-3.27973349E-15-1.45583992E-114.47734812E-10-4.34927090E-10-3.41747385E-12
2.86411370E-14-4.70502845E-141.43469749E-11-4.34927090E-106.68150831E-10-2.34581012E-10
-3.89088923E-142.55796198E-141.77537958E-14-3.41747385E-12-2.34581012E-102.38956603E-10