NEODyS

NEODyS-2

Near Earth Objects - Dynamic Site

NEODyS ∴ Objects ∴ 2021DD ∴ Orbital info ∴ Epoch 59264 MJD

2021DD ▹

ORBITAL INFORMATION

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(ASCII data file 2021DD.eq0)

Keplerian elements
(Epoch 59264.9 MJD)
	Value	1-σ variation	Units
a	1.68639	0.0006379	au
e	0.440778	0.0002035
i	24.168	0.01017	deg
Ω	336.764	0.001649	deg
ω	100.443	0.005238	deg
M	34.107	0.02156	deg

Other useful info
Absolute Magnitude (H)	23.1	mag
Slope parameter (G)	0.15	mag
Perihelion distance	0.9431	au
Aphelion distance	2.4297	au
Asc. node-Earth separation	0.46703	au
Desc. node-Earth separation	0.26834	au
Earth MOID	0.19063	au
Orbital period	799.896	days
Date of orbit computation	Jul 29 13:14

Covariance matrix
4.06914339E-07	1.29826027E-07	6.47901327E-06	1.04849553E-06	3.33439053E-06	-1.37502882E-05
1.29826027E-07	4.14316344E-08	2.06556310E-06	3.34135926E-07	1.06425806E-06	-4.38821056E-06
6.47901327E-06	2.06556310E-06	1.03443498E-04	1.67615216E-05	5.29630489E-05	-2.18722153E-04
1.04849553E-06	3.34135926E-07	1.67615216E-05	2.71805584E-06	8.56200414E-06	-3.53787501E-05
3.33439053E-06	1.06425806E-06	5.29630489E-05	8.56200414E-06	2.74319469E-05	-1.12776963E-04
-1.37502882E-05	-4.38821056E-06	-2.18722153E-04	-3.53787501E-05	-1.12776963E-04	4.64809255E-04

Correlation matrix
1.00000000	0.99987161	0.99863268	0.99697875	0.99801404	-0.99982254
0.99987161	1.00000000	0.99774793	0.99569873	0.99828053	-0.99996326
0.99863268	0.99774793	1.00000000	0.99961475	0.99424419	-0.99747906
0.99697875	0.99569873	0.99961475	1.00000000	0.99155756	-0.99535022
0.99801404	0.99828053	0.99424419	0.99155756	1.00000000	-0.99874518
-0.99982254	-0.99996326	-0.99747906	-0.99535022	-0.99874518	1.00000000