NEODyS

NEODyS-2

Near Earth Objects - Dynamic Site

NEODyS ∴ Objects ∴ Bennu ∴ Orbital info ∴ Epoch 55231 MJD

(101955) Bennu ▹

ORBITAL INFORMATION

◲

(ASCII data file 101955.eq0)

Keplerian elements
(Epoch 55231.9 MJD)
	Value	1-σ variation	Units
a	1.1263	3.141e-11	au
e	0.203783	2.014e-08
i	6.035	2.564e-06	deg
Ω	2.061	3.609e-06	deg
ω	66.225	5.261e-06	deg
M	189.539	2.354e-06	deg

Non-gravitational parameters
	Value	1-σ variation	Units
A₁	N/A	N/A	au/day²
A₂	-4.615e-14	2.413e-16	au/day²

Other useful info
Absolute Magnitude (H)	20.6	mag
Slope parameter (G)	0.15	mag
Perihelion distance	0.8968	au
Aphelion distance	1.3558	au
Asc. node-Earth separation	-0.00463	au
Desc. node-Earth separation	0.17942	au
Earth MOID	0.00258	au
Orbital period	436.594	days
Date of orbit computation	dic 24 2020

Covariance matrix
9.86456712E-22	2.25202380E-19	-3.44851339E-17	2.57574054E-17	2.85744543E-17	-2.41848985E-17	4.86351462E-17
2.25202380E-19	4.05464559E-16	-5.04866163E-14	3.57977077E-14	6.53647293E-14	-4.49284308E-14	9.60950882E-15
-3.44851339E-17	-5.04866163E-14	6.57445214E-12	-4.07779555E-12	-8.66101646E-12	5.69245473E-12	-3.91280366E-13
2.57574054E-17	3.57977077E-14	-4.07779555E-12	1.30213468E-11	-7.22622015E-12	-1.62864452E-12	-1.95316474E-13
2.85744543E-17	6.53647293E-14	-8.66101646E-12	-7.22622015E-12	2.76809719E-11	-1.03333549E-11	-9.40894841E-13
-2.41848985E-17	-4.49284308E-14	5.69245473E-12	-1.62864452E-12	-1.03333549E-11	5.54020455E-12	1.19134286E-12
4.86351462E-17	9.60950882E-15	-3.91280366E-13	-1.95316474E-13	-9.40894841E-13	1.19134286E-12	5.82146081E-12

Correlation matrix
1.00000000	0.35608814	-0.42821622	0.22726635	0.17292121	-0.32714656	0.64179336
0.35608814	1.00000000	-0.97784503	0.49266398	0.61698748	-0.94794229	0.19779201
-0.42821622	-0.97784503	1.00000000	-0.44072502	-0.64201979	0.94320675	-0.06324734
0.22726635	0.49266398	-0.44072502	1.00000000	-0.38062084	-0.19175003	-0.02243339
0.17292121	0.61698748	-0.64201979	-0.38062084	1.00000000	-0.83442590	-0.07411983
-0.32714656	-0.94794229	0.94320675	-0.19175003	-0.83442590	1.00000000	0.20977700
0.64179336	0.19779201	-0.06324734	-0.02243339	-0.07411983	0.20977700	1.00000000