NEODyS-2
Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2021HL ∴ Orbital info ∴ Epoch 59323 MJD
Contact »
2021HL  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 2021HL.eq0)
Keplerian elements
(Epoch 59323.4 MJD)
Value 1-σ variation Units
a 1.68758 0.0005962 au
e 0.400069 0.0002093
i 1.791 0.000721 deg
Ω 193.008 0.001037 deg
ω 11.399 0.002188 deg
M 1.964 0.001598 deg
Other useful info
Absolute Magnitude (H)    27.6 mag
Slope parameter (G)    0.15 mag
Perihelion distance 1.0124 au
Aphelion distance 2.3627 au
Asc. node-Earth separation 0.01828 au
Desc. node-Earth separation 1.33247 au
Earth MOID 0.0112 au
Orbital period 800.749 days
Date of orbit computation   feb 26 12:26

Covariance matrix
3.55458335E-071.24814497E-074.29693138E-07-6.03883580E-071.29280420E-06-9.52323701E-07
1.24814497E-074.38269620E-081.50881579E-07-2.12040057E-074.53942930E-07-3.34394901E-07
4.29693138E-071.50881579E-075.19904785E-07-7.25174257E-071.55658990E-06-1.15066575E-06
-6.03883580E-07-2.12040057E-07-7.25174257E-071.07616480E-06-2.26138259E-061.62372202E-06
1.29280420E-064.53942930E-071.55658990E-06-2.26138259E-064.78906879E-06-3.47229251E-06
-9.52323701E-07-3.34394901E-07-1.15066575E-061.62372202E-06-3.47229251E-062.55253335E-06

Correlation matrix
1.000000000.999999990.99954456-0.976381360.99086129-0.99978019
0.999999991.000000000.99954794-0.976355190.99084343-0.99977725
0.999544560.999547941.00000000-0.969484970.98647655-0.99885297
-0.97638136-0.97635519-0.969484971.00000000-0.996114170.97968527
0.990861290.990843430.98647655-0.996114171.00000000-0.99312760
-0.99978019-0.99977725-0.998852970.97968527-0.993127601.00000000