NEODyS

NEODyS-2

Near Earth Objects - Dynamic Site

NEODyS ∴ Objects ∴ 2011ST12 ∴ Orbital info ∴ Epoch 55823 MJD

2011ST12 ▹

ORBITAL INFORMATION

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(ASCII data file 2011ST12.eq0)

Keplerian elements
(Epoch 55823.9 MJD)
	Value	1-σ variation	Units
a	1.11832	0.000666	au
e	0.216475	0.0007244
i	6.193	0.02178	deg
Ω	354.019	0.002707	deg
ω	88.836	0.01866	deg
M	298.425	0.0952	deg

Other useful info
Absolute Magnitude (H)	26.1	mag
Slope parameter (G)	0.15	mag
Perihelion distance	0.8762	au
Aphelion distance	1.3604	au
Asc. node-Earth separation	0.05608	au
Desc. node-Earth separation	0.07645	au
Earth MOID	0.02658	au
Orbital period	431.964	days
Date of orbit computation	feb 26 10:54

Covariance matrix
4.43529167E-07	4.82402893E-07	1.45025856E-05	1.80251936E-06	-1.24119690E-05	6.34041759E-05
4.82402893E-07	5.24707855E-07	1.57734939E-05	1.96029946E-06	-1.34955209E-05	6.89602730E-05
1.45025856E-05	1.57734939E-05	4.74218413E-04	5.89438633E-05	-4.05879316E-04	2.07320235E-03
1.80251936E-06	1.96029946E-06	5.89438633E-05	7.32865094E-06	-5.04788822E-05	2.57684348E-04
-1.24119690E-05	-1.34955209E-05	-4.05879316E-04	-5.04788822E-05	3.48119923E-04	-1.77453011E-03
6.34041759E-05	6.89602730E-05	2.07320235E-03	2.57684348E-04	-1.77453011E-03	9.06391795E-03

Correlation matrix
1.00000000	0.99997704	0.99998880	0.99978548	-0.99888422	0.99999721
0.99997704	1.00000000	0.99995375	0.99965840	-0.99854221	0.99995903
0.99998880	0.99995375	1.00000000	0.99985580	-0.99894890	0.99998734
0.99978548	0.99965840	0.99985580	1.00000000	-0.99938602	0.99981129
-0.99888422	-0.99854221	-0.99894890	-0.99938602	1.00000000	-0.99898956
0.99999721	0.99995903	0.99998734	0.99981129	-0.99898956	1.00000000