AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 1999NH57 ∴ Orbital info ∴ Epoch epochXXX

(189455) 1999NH57 ▹

ORBITAL INFORMATION

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(ASCII data file 189455.eq1)

Keplerian elements at epoch
60400.0 MJD
	Value	1-σ variation	Units
a	2.653	1.678e-08	au
e	0.164434	5.361e-08
i	11.546	5.442e-06	deg
Ω	275.916	2.688e-05	deg
ω	84.821	3.301e-05	deg
M	236.459	1.834e-05	deg

Other useful info
Absolute Magnitude (H)	15.2	mag
Slope parameter (G)	0.15	mag
Perihelion	2.2168	au
Aphelion	3.0893	au
Asc. node-Earth separation	1.52679	au
Desc. node-Earth separation	1.63758	au
Earth MOID	1.24914	au
Orbital period	1578.36	days
Date of orbit computation	apr 23 20:29

Correlation matrix
1.00000000	0.37330190	-0.01643620	-0.01216408	0.03129374	-0.32491900
0.37330190	1.00000000	-0.01744035	-0.01235168	0.00252608	-0.17515201
-0.01643620	-0.01744035	1.00000000	-0.14477207	0.09760666	0.03263417
-0.01216408	-0.01235168	-0.14477207	1.00000000	-0.80231506	0.01363245
0.03129374	0.00252608	0.09760666	-0.80231506	1.00000000	-0.56798991
-0.32491900	-0.17515201	0.03263417	0.01363245	-0.56798991	1.00000000

Covariance matrix
2.81436436E-16	3.35738881E-16	-1.50050689E-15	-5.48469550E-15	1.73313632E-14	-9.99866249E-14
3.35738881E-16	2.87410456E-15	-5.08806674E-15	-1.77975522E-14	4.47078294E-15	-1.72243578E-13
-1.50050689E-15	-5.08806674E-15	2.96136928E-11	-2.11745430E-11	1.75352043E-11	3.25758336E-12
-5.48469550E-15	-1.77975522E-14	-2.11745430E-11	7.22380372E-10	-7.11890201E-10	6.72099362E-12
1.73313632E-14	4.47078294E-15	1.75352043E-11	-7.11890201E-10	1.08985873E-09	-3.43955585E-10
-9.99866249E-14	-1.72243578E-13	3.25758336E-12	6.72099362E-12	-3.43955585E-10	3.36475374E-10