AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 2001XA9 ∴ Orbital info ∴ Epoch epochXXX

(146722) 2001XA9 ▹

ORBITAL INFORMATION

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(ASCII data file 146722.eq0)

Keplerian elements at epoch
57446.9 MJD
	Value	1-σ variation	Units
a	2.79417	1.978e-08	au
e	0.160778	5.442e-08
i	8.25	5.804e-06	deg
Ω	295.015	4.035e-05	deg
ω	253.246	4.458e-05	deg
M	277.863	1.779e-05	deg

Other useful info
Absolute Magnitude (H)	15.7	mag
Slope parameter (G)	0.15	mag
Perihelion	2.3449	au
Aphelion	3.2434	au
Asc. node-Earth separation	1.83822	au
Desc. node-Earth separation	1.618	au
Earth MOID	1.36274	au
Orbital period	1705.99	days
Date of orbit computation	apr 23 20:19

Correlation matrix
1.00000000	0.19834717	0.01289063	-0.01237434	0.04158764	-0.06307254
0.19834717	1.00000000	-0.01633150	-0.00013135	0.03957537	-0.02601918
0.01289063	-0.01633150	1.00000000	0.01589350	-0.01984116	0.00948138
-0.01237434	-0.00013135	0.01589350	1.00000000	-0.89455573	-0.00052547
0.04158764	0.03957537	-0.01984116	-0.89455573	1.00000000	-0.43525743
-0.06307254	-0.02601918	0.00948138	-0.00052547	-0.43525743	1.00000000

Covariance matrix
3.91219553E-16	2.13484228E-16	1.47987893E-15	-9.87703259E-15	3.66691379E-14	-2.21912020E-14
2.13484228E-16	2.96114042E-15	-5.15818856E-15	-2.88437540E-16	9.60020908E-14	-2.51856571E-14
1.47987893E-15	-5.15818856E-15	3.36886364E-11	3.72267946E-12	-5.13375264E-12	9.78911394E-13
-9.87703259E-15	-2.88437540E-16	3.72267946E-12	1.62850305E-09	-1.60926604E-09	-3.77197096E-13
3.66691379E-14	9.60020908E-14	-5.13375264E-12	-1.60926604E-09	1.98724913E-09	-3.45145768E-10
-2.21912020E-14	-2.51856571E-14	9.78911394E-13	-3.77197096E-13	-3.45145768E-10	3.16417430E-10