NEODyS

NEODyS-2

Near Earth Objects - Dynamic Site

NEODyS ∴ Objects ∴ 2021HF1 ∴ Orbital info ∴ Epoch 60400 MJD

2021HF1 ▹

ORBITAL INFORMATION

◲

(ASCII data file 2021HF1.eq1)

Keplerian elements
(Epoch 60400.0 MJD)
	Value	1-σ variation	Units
a	1.30229	0.0004484	au
e	0.202617	0.0002548
i	1.391	0.001431	deg
Ω	47.09	0.0005182	deg
ω	183.124	0.005621	deg
M	340.123	0.3706	deg

Other useful info
Absolute Magnitude (H)	27.9	mag
Slope parameter (G)	0.15	mag
Perihelion distance	1.0384	au
Aphelion distance	1.5662	au
Asc. node-Earth separation	0.57583	au
Desc. node-Earth separation	0.02946	au
Earth MOID	0.02805	au
Orbital period	542.828	days
Date of orbit computation	feb 26 12:23

Covariance matrix
2.01031878E-07	1.14243558E-07	6.41480326E-07	2.25426249E-07	2.51098667E-06	-1.66146546E-04
1.14243558E-07	6.49230396E-08	3.64546029E-07	1.28099311E-07	1.42706090E-06	-9.44187813E-05
6.41480326E-07	3.64546029E-07	2.04707586E-06	7.18059372E-07	8.01751439E-06	-5.30165870E-04
2.25426249E-07	1.28099311E-07	7.18059372E-07	2.68534265E-07	2.78584223E-06	-1.86298630E-04
2.51098667E-06	1.42706090E-06	8.01751439E-06	2.78584223E-06	3.15975674E-05	-2.07538369E-03
-1.66146546E-04	-9.44187813E-05	-5.30165870E-04	-1.86298630E-04	-2.07538369E-03	1.37314991E-01

Correlation matrix
1.00000000	0.99999961	0.99996295	0.97022434	0.99628850	-0.99999971
0.99999961	1.00000000	0.99996772	0.97016928	0.99635995	-0.99999998
0.99996295	0.99996772	1.00000000	0.96848641	0.99688705	-0.99996735
0.97022434	0.97016928	0.96848641	1.00000000	0.95637858	-0.97017667
0.99628850	0.99635995	0.99688705	0.95637858	1.00000000	-0.99635154
-0.99999971	-0.99999998	-0.99996735	-0.97017667	-0.99635154	1.00000000