NEODyS

NEODyS-2

Near Earth Objects - Dynamic Site

NEODyS ∴ Objects ∴ 2009SS172 ∴ Orbital info ∴ Epoch 55109 MJD

2009SS172 ▹

ORBITAL INFORMATION

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(ASCII data file 2009SS172.eq0)

Keplerian elements
(Epoch 55109.2 MJD)
	Value	1-σ variation	Units
a	1.57037	0.001784	au
e	0.358603	0.0007411
i	15.093	0.02119	deg
Ω	1.666	0.003191	deg
ω	312.789	0.001578	deg
M	28.416	0.05328	deg

Other useful info
Absolute Magnitude (H)	23.4	mag
Slope parameter (G)	0.15	mag
Perihelion distance	1.0072	au
Aphelion distance	2.1335	au
Asc. node-Earth separation	0.09742	au
Desc. node-Earth separation	0.81437	au
Earth MOID	0.07511	au
Orbital period	718.789	days
Date of orbit computation	feb 26 10:41

Covariance matrix
3.18396885E-06	1.32221422E-06	3.78184651E-05	5.68098327E-06	5.43660711E-08	-9.50622428E-05
1.32221422E-06	5.49168874E-07	1.57037033E-05	2.36117187E-06	7.71989690E-09	-3.94759606E-05
3.78184651E-05	1.57037033E-05	4.49223122E-04	6.74504872E-05	8.42225090E-07	-1.12913234E-03
5.68098327E-06	2.36117187E-06	6.74504872E-05	1.01827739E-05	-2.36626922E-07	-1.69597925E-04
5.43660711E-08	7.71989690E-09	8.42225090E-07	-2.36626922E-07	2.48864286E-06	-1.76758296E-06
-9.50622428E-05	-3.94759606E-05	-1.12913234E-03	-1.69597925E-04	-1.76758296E-06	2.83824608E-03

Correlation matrix
1.00000000	0.99991817	0.99997339	0.99771397	0.01931356	-0.99999684
0.99991817	1.00000000	0.99981138	0.99848511	0.00660355	-0.99989576
0.99997339	0.99981138	1.00000000	0.99728891	0.02518928	-0.99997415
0.99771397	0.99848511	0.99728891	1.00000000	-0.04700562	-0.99761383
0.01931356	0.00660355	0.02518928	-0.04700562	1.00000000	-0.02103166
-0.99999684	-0.99989576	-0.99997415	-0.99761383	-0.02103166	1.00000000