AstDyS-2
Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2001HL21 ∴ Orbital info ∴ Epoch epochXXX
Contact »
(77466) 2001HL21  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 77466.eq1)
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.01149 1.661e-08 au
e 0.123939 3.904e-08
i 11.008 4.018e-06 deg
Ω 42.763 2.116e-05 deg
ω 319.126 2.575e-05 deg
M 1.6 1.625e-05 deg
Other useful info
Absolute Magnitude (H)    14.2 mag
Slope parameter (G)    0.15 mag
Perihelion 2.6382 au
Aphelion 3.3847 au
Asc. node-Earth separation 1.72037 au
Desc. node-Earth separation 2.26375 au
Earth MOID 1.64833 au
Orbital period 1908.84 days
Date of orbit computation  apr 23 20:02
Correlation matrix
1.00000000-0.156302240.006604660.011544700.05801947-0.35358640
-0.156302241.00000000-0.00748561-0.00353952-0.047977370.07532208
0.00660466-0.007485611.00000000-0.171210950.13852157-0.00080210
0.01154470-0.00353952-0.171210951.00000000-0.79845748-0.01206234
0.05801947-0.047977370.13852157-0.798457481.00000000-0.56311576
-0.353586400.07532208-0.00080210-0.01206234-0.563115761.00000000
Covariance matrix
2.75869316E-16-1.01343097E-164.40723977E-164.05718597E-152.48157703E-14-9.54473889E-14
-1.01343097E-161.52389322E-15-1.17400283E-15-2.92356305E-15-4.82298669E-144.77877278E-14
4.40723977E-16-1.17400283E-151.61409530E-11-1.45541509E-111.43312584E-11-5.23729868E-14
4.05718597E-15-2.92356305E-15-1.45541509E-114.47694224E-10-4.35055711E-10-4.14800362E-12
2.48157703E-14-4.82298669E-141.43312584E-11-4.35055711E-106.63139150E-10-2.35676791E-10
-9.54473889E-144.77877278E-14-5.23729868E-14-4.14800362E-12-2.35676791E-102.64139650E-10