NEODyS-2
Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2021HP1 ∴ Orbital info ∴ Epoch 59326 MJD
Contact »
2021HP1  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 2021HP1.eq0)
Keplerian elements
(Epoch 59326.2 MJD)
Value 1-σ variation Units
a 2.16077 0.0007534 au
e 0.774098 8.756e-05
i 8.396 0.001432 deg
Ω 186.705 0.005376 deg
ω 158.28 0.00657 deg
M 336.717 0.01319 deg
Other useful info
Absolute Magnitude (H)    21.3 mag
Slope parameter (G)    0.15 mag
Perihelion distance 0.4881 au
Aphelion distance 3.8334 au
Asc. node-Earth separation 2.08512 au
Desc. node-Earth separation -0.49686 au
Earth MOID 0.12485 au
Orbital period 1160.14 days
Date of orbit computation   feb 26 12:24

Covariance matrix
5.67654312E-076.59696463E-081.07796959E-064.04453928E-06-4.94320895E-069.93855934E-06
6.59696463E-087.66695289E-091.25258007E-074.69931673E-07-5.74310338E-071.15500995E-06
1.07796959E-061.25258007E-072.04939086E-067.69396444E-06-9.40345813E-061.88728603E-05
4.04453928E-064.69931673E-077.69396444E-062.88966494E-05-3.53168645E-057.08102590E-05
-4.94320895E-06-5.74310338E-07-9.40345813E-06-3.53168645E-054.31709834E-05-8.65433173E-05
9.93855934E-061.15500995E-061.88728603E-057.08102590E-05-8.65433173E-051.74005593E-04

Correlation matrix
1.000000000.999978790.999429440.99862709-0.998552780.99999968
0.999978791.000000000.999267360.99838851-0.998249880.99998324
0.999429440.999267361.000000000.99980207-0.999721950.99941008
0.998627090.998388510.999802071.00000000-0.999913480.99859833
-0.99855278-0.99824988-0.99972195-0.999913481.00000000-0.99851815
0.999999680.999983240.999410080.99859833-0.998518151.00000000