NEODyS

NEODyS-2

Near Earth Objects - Dynamic Site

NEODyS ∴ Objects ∴ 2011SA121 ∴ Orbital info ∴ Epoch 60400 MJD

2011SA121 ▹

ORBITAL INFORMATION

◲

(ASCII data file 2011SA121.eq1)

Keplerian elements
(Epoch 60400.0 MJD)
	Value	1-σ variation	Units
a	1.44063	0.004617	au
e	0.281148	0.002068
i	21.753	0.09675	deg
Ω	187.844	0.008929	deg
ω	147.51	0.05508	deg
M	100.646	12.81	deg

Other useful info
Absolute Magnitude (H)	24.9	mag
Slope parameter (G)	0.15	mag
Perihelion distance	1.0356	au
Aphelion distance	1.8457	au
Asc. node-Earth separation	0.74099	au
Desc. node-Earth separation	0.07187	au
Earth MOID	0.0675	au
Orbital period	631.576	days
Date of orbit computation	feb 26 10:49

Covariance matrix
2.13212166E-05	9.54743301E-06	4.46659077E-04	4.12251199E-05	2.53557127E-04	-5.91570152E-02
9.54743301E-06	4.27535344E-06	1.99990677E-04	1.84589302E-05	1.13497424E-04	-2.64899140E-02
4.46659077E-04	1.99990677E-04	9.36076869E-03	8.63870474E-04	5.31906250E-03	-1.23928633E+00
4.12251199E-05	1.84589302E-05	8.63870474E-04	7.97273549E-05	4.90744991E-04	-1.14381841E-01
2.53557127E-04	1.13497424E-04	5.31906250E-03	4.90744991E-04	3.03338666E-03	-7.03518512E-01
-5.91570152E-02	-2.64899140E-02	-1.23928633E+00	-1.14381841E-01	-7.03518512E-01	1.64134749E+02

Correlation matrix
1.00000000	0.99998760	0.99980295	0.99989008	0.99702476	-0.99999999
0.99998760	1.00000000	0.99969606	0.99980853	0.99663494	-0.99998680
0.99980295	0.99969606	1.00000000	0.99997512	0.99819514	-0.99980576
0.99989008	0.99980853	0.99997512	1.00000000	0.99790296	-0.99989210
0.99702476	0.99663494	0.99819514	0.99790296	1.00000000	-0.99703723
-0.99999999	-0.99998680	-0.99980576	-0.99989210	-0.99703723	1.00000000