NEODyS

NEODyS-2

Near Earth Objects - Dynamic Site

NEODyS ∴ Objects ∴ 2021HH1 ∴ Orbital info ∴ Epoch 59327 MJD

2021HH1 ▹

ORBITAL INFORMATION

◲

(ASCII data file 2021HH1.eq0)

Keplerian elements
(Epoch 59327.6 MJD)
	Value	1-σ variation	Units
a	1.36063	0.001797	au
e	0.433126	0.0009445
i	14.006	0.02262	deg
Ω	49.405	0.004166	deg
ω	248.385	0.01982	deg
M	322.769	0.1013	deg

Other useful info
Absolute Magnitude (H)	23.4	mag
Slope parameter (G)	0.15	mag
Perihelion distance	0.7713	au
Aphelion distance	1.9499	au
Asc. node-Earth separation	0.32642	au
Desc. node-Earth separation	-0.05629	au
Earth MOID	0.0311	au
Orbital period	579.705	days
Date of orbit computation	Jul 29 13:25

Covariance matrix
3.22843188E-06	1.69706365E-06	4.06472708E-05	7.48422728E-06	-3.56106458E-05	1.81933256E-04
1.69706365E-06	8.92082519E-07	2.13667833E-05	3.93413531E-06	-1.87189745E-05	9.56353617E-05
4.06472708E-05	2.13667833E-05	5.11773604E-04	9.42231484E-05	-4.48335097E-04	2.29061216E-03
7.48422728E-06	3.93413531E-06	9.42231484E-05	1.73560820E-05	-8.25659992E-05	4.21762850E-04
-3.56106458E-05	-1.87189745E-05	-4.48335097E-04	-8.25659992E-05	3.92843081E-04	-2.00678715E-03
1.81933256E-04	9.56353617E-05	2.29061216E-03	4.21762850E-04	-2.00678715E-03	1.02525661E-02

Correlation matrix
1.00000000	0.99999955	0.99999225	0.99982803	-0.99994124	0.99999997
0.99999955	1.00000000	0.99999468	0.99981796	-0.99993089	0.99999931
0.99999225	0.99999468	1.00000000	0.99975325	-0.99989465	0.99999155
0.99982803	0.99981796	0.99975325	1.00000000	-0.99992135	0.99983005
-0.99994124	-0.99993089	-0.99989465	-0.99992135	1.00000000	-0.99994351
0.99999997	0.99999931	0.99999155	0.99983005	-0.99994351	1.00000000