AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 1998YM31 ∴ Orbital info ∴ Epoch epochXXX

(121005) 1998YM31 ▹

ORBITAL INFORMATION

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(ASCII data file 121005.eq1)

Keplerian elements at epoch
60400.0 MJD
	Value	1-σ variation	Units
a	3.94768	3.331e-08	au
e	0.16139	3.959e-08
i	7.916	4.269e-06	deg
Ω	211.724	2.963e-05	deg
ω	99.473	3.348e-05	deg
M	178.806	1.366e-05	deg

Other useful info
Absolute Magnitude (H)	13.9	mag
Slope parameter (G)	0.15	mag
Perihelion	3.3106	au
Aphelion	4.5848	au
Asc. node-Earth separation	2.94438	au
Desc. node-Earth separation	2.75193	au
Earth MOID	2.30962	au
Orbital period	2864.91	days
Date of orbit computation	apr 23 20:13

Correlation matrix
1.00000000	0.15981489	0.01255516	-0.00327716	-0.03687169	-0.19742096
0.15981489	1.00000000	-0.00493229	-0.00591327	-0.02330475	-0.05267888
0.01255516	-0.00493229	1.00000000	-0.13223736	0.11271230	0.00448190
-0.00327716	-0.00591327	-0.13223736	1.00000000	-0.88028265	0.00774947
-0.03687169	-0.02330475	0.11271230	-0.88028265	1.00000000	-0.45206551
-0.19742096	-0.05267888	0.00448190	0.00774947	-0.45206551	1.00000000

Covariance matrix
1.10951388E-15	2.10756042E-16	1.78538661E-15	-3.23457685E-15	-4.11198831E-14	-8.98330282E-14
2.10756042E-16	1.56744686E-15	-8.33658856E-16	-6.93710014E-15	-3.08911033E-14	-2.84911079E-14
1.78538661E-15	-8.33658856E-16	1.82258228E-11	-1.67282821E-11	1.61104389E-11	2.61385870E-13
-3.23457685E-15	-6.93710014E-15	-1.67282821E-11	8.78025659E-10	-8.73309570E-10	3.13690937E-12
-4.11198831E-14	-3.08911033E-14	1.61104389E-11	-8.73309570E-10	1.12094666E-09	-2.06761784E-10
-8.98330282E-14	-2.84911079E-14	2.61385870E-13	3.13690937E-12	-2.06761784E-10	1.86617704E-10