NEODyS

NEODyS-2

Near Earth Objects - Dynamic Site

NEODyS ∴ Objects ∴ 2021DD1 ∴ Orbital info ∴ Epoch 60600 MJD

2021DD1 ▹

ORBITAL INFORMATION

◲

(ASCII data file 2021DD1.eq1)

Keplerian elements
(Epoch 60600.0 MJD)
	Value	1-σ variation	Units
a	1.66629	0.0004834	au
e	0.427404	0.0001754
i	9.477	0.002841	deg
Ω	331.425	9.42e-05	deg
ω	212.719	0.0008424	deg
M	239.342	0.2616	deg

Other useful info
Absolute Magnitude (H)	27.6	mag
Slope parameter (G)	0.15	mag
Perihelion distance	0.9541	au
Aphelion distance	2.3785	au
Asc. node-Earth separation	1.11626	au
Desc. node-Earth separation	0.0144	au
Earth MOID	0.00983	au
Orbital period	785.639	days
Date of orbit computation	Jul 29 12:59

Covariance matrix
2.33682690E-07	8.48016236E-08	1.37327845E-06	4.55041417E-08	3.84842118E-07	-1.26440086E-04
8.48016236E-08	3.07740897E-08	4.98355548E-07	1.65141089E-08	1.39791783E-07	-4.58841648E-05
1.37327845E-06	4.98355548E-07	8.07121824E-06	2.67422419E-07	2.26373695E-06	-7.43048672E-04
4.55041417E-08	1.65141089E-08	2.67422419E-07	8.87411108E-09	7.54960768E-08	-2.46213850E-05
3.84842118E-07	1.39791783E-07	2.26373695E-06	7.54960768E-08	7.09645314E-07	-2.08253993E-04
-1.26440086E-04	-4.58841648E-05	-7.43048672E-04	-2.46213850E-05	-2.08253993E-04	6.84136991E-02

Correlation matrix
1.00000000	0.99999606	0.99994425	0.99925246	0.94503666	-0.99999994
0.99999606	1.00000000	0.99994737	0.99930971	0.94595041	-0.99999698
0.99994425	0.99994737	1.00000000	0.99923086	0.94587935	-0.99994515
0.99925246	0.99930971	0.99923086	1.00000000	0.95135211	-0.99926002
0.94503666	0.94595041	0.94587935	0.95135211	1.00000000	-0.94515085
-0.99999994	-0.99999698	-0.99994515	-0.99926002	-0.94515085	1.00000000