NEODyS-2
Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2021HP1 ∴ Orbital info ∴ Epoch 60400 MJD
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2021HP1  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 2021HP1.eq1)
Keplerian elements
(Epoch 60400.0 MJD)
Value 1-σ variation Units
a 2.16145 0.0007551 au
e 0.773776 8.726e-05
i 8.395 0.00143 deg
Ω 186.679 0.005383 deg
ω 158.331 0.006571 deg
M 309.744 0.1612 deg
Other useful info
Absolute Magnitude (H)    21.3 mag
Slope parameter (G)    0.15 mag
Perihelion distance 0.489 au
Aphelion distance 3.8339 au
Asc. node-Earth separation 2.08946 au
Desc. node-Earth separation -0.49637 au
Earth MOID 0.12502 au
Orbital period 1160.69 days
Date of orbit computation   feb 26 12:24

Covariance matrix
5.70129060E-076.58889300E-081.07929730E-064.05915851E-06-4.95403830E-06-1.21695278E-04
6.58889300E-087.61500847E-091.24714996E-074.69008023E-07-5.72367971E-07-1.40641291E-05
1.07929730E-061.24714996E-072.04553157E-067.69772727E-06-9.39473262E-06-2.30378684E-04
4.05915851E-064.69008023E-077.69772727E-062.89793551E-05-3.53678376E-05-8.66438078E-04
-4.95403830E-06-5.72367971E-07-9.39473262E-06-3.53678376E-054.31721221E-051.05745301E-03
-1.21695278E-04-1.40641291E-05-2.30378684E-04-8.66438078E-041.05745301E-032.59761199E-02

Correlation matrix
1.000000000.999978520.999427760.99863104-0.99855289-1.00000000
0.999978521.000000000.999264340.99839114-0.99824795-0.99997814
0.999427760.999264341.000000000.99980446-0.99972288-0.99942926
0.998631040.998391140.999804461.00000000-0.99991354-0.99863327
-0.99855289-0.99824795-0.99972288-0.999913541.000000000.99855557
-1.00000000-0.99997814-0.99942926-0.998633270.998555571.00000000