AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 1998RY31 ∴ Orbital info ∴ Epoch epochXXX

(239822) 1998RY31 ▹

ORBITAL INFORMATION

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(ASCII data file 239822.eq1)

Keplerian elements at epoch
60400.0 MJD
	Value	1-σ variation	Units
a	2.80662	1.627e-08	au
e	0.203178	4.885e-08
i	12.181	6.741e-06	deg
Ω	332.198	2.565e-05	deg
ω	82.933	3.186e-05	deg
M	111.997	1.853e-05	deg

Other useful info
Absolute Magnitude (H)	16.0	mag
Slope parameter (G)	0.15	mag
Perihelion	2.2364	au
Aphelion	3.3769	au
Asc. node-Earth separation	1.61472	au
Desc. node-Earth separation	1.77118	au
Earth MOID	1.28632	au
Orbital period	1717.41	days
Date of orbit computation	apr 23 20:40

Correlation matrix
1.00000000	-0.05885418	0.03275502	-0.00573591	0.16858278	-0.54010138
-0.05885418	1.00000000	-0.02727647	0.02053685	-0.18086804	0.28781828
0.03275502	-0.02727647	1.00000000	0.22751837	-0.15804560	-0.04501880
-0.00573591	0.02053685	0.22751837	1.00000000	-0.79018395	0.01074727
0.16858278	-0.18086804	-0.15804560	-0.79018395	1.00000000	-0.58045506
-0.54010138	0.28781828	-0.04501880	0.01074727	-0.58045506	1.00000000

Covariance matrix
2.64771274E-16	-4.67806379E-17	3.59275346E-15	-2.39436202E-15	8.74088024E-14	-1.62881518E-13
-4.67806379E-17	2.38619930E-15	-8.98163893E-15	2.57359102E-14	-2.81528082E-13	2.60575038E-13
3.59275346E-15	-8.98163893E-15	4.54389304E-11	3.93444002E-11	-3.39471246E-11	-5.62430744E-12
-2.39436202E-15	2.57359102E-14	3.93444002E-11	6.58119570E-10	-6.45932511E-10	5.10988920E-12
8.74088024E-14	-2.81528082E-13	-3.39471246E-11	-6.45932511E-10	1.01534369E-09	-3.42796376E-10
-1.62881518E-13	2.60575038E-13	-5.62430744E-12	5.10988920E-12	-3.42796376E-10	3.43496384E-10