NEODyS

NEODyS-2

Near Earth Objects - Dynamic Site

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

2021DD ▹

ORBITAL INFORMATION

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(ASCII data file 2021DD.eq1)

Keplerian elements
(Epoch 60600.0 MJD)
	Value	1-σ variation	Units
a	1.68625	0.0006369	au
e	0.44089	0.0002031
i	24.166	0.01016	deg
Ω	336.746	0.001624	deg
ω	100.429	0.005247	deg
M	275.063	0.3621	deg

Other useful info
Absolute Magnitude (H)	23.1	mag
Slope parameter (G)	0.15	mag
Perihelion distance	0.9428	au
Aphelion distance	2.4297	au
Asc. node-Earth separation	0.46679	au
Desc. node-Earth separation	0.26977	au
Earth MOID	0.19151	au
Orbital period	799.802	days
Date of orbit computation	Jul 29 13:14

Covariance matrix
4.05627268E-07	1.29307718E-07	6.46448852E-06	1.03129936E-06	3.33515324E-06	-2.30588356E-04
1.29307718E-07	4.12319604E-08	2.05921281E-06	3.28374903E-07	1.06361786E-06	-7.35091970E-05
6.46448852E-06	2.05921281E-06	1.03307220E-04	1.65029807E-05	5.30239869E-05	-3.67467581E-03
1.03129936E-06	3.28374903E-07	1.65029807E-05	2.63850773E-06	8.44973935E-06	-5.86214544E-04
3.33515324E-06	1.06361786E-06	5.30239869E-05	8.44973935E-06	2.75313033E-05	-1.89604929E-03
-2.30588356E-04	-7.35091970E-05	-3.67467581E-03	-5.86214544E-04	-1.89604929E-03	1.31083538E-01

Correlation matrix
1.00000000	0.99987080	0.99863150	0.99687795	0.99801906	-0.99999937
0.99987080	1.00000000	0.99774349	0.99557453	0.99828661	-0.99988628
0.99863150	0.99774349	1.00000000	0.99958072	0.99424555	-0.99857253
0.99687795	0.99557453	0.99958072	1.00000000	0.99140417	-0.99678921
0.99801906	0.99828661	0.99424555	0.99140417	1.00000000	-0.99807266
-0.99999937	-0.99988628	-0.99857253	-0.99678921	-0.99807266	1.00000000