AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 2001YF99 ∴ Orbital info ∴ Epoch epochXXX

(208531) 2001YF99 ▹

ORBITAL INFORMATION

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(ASCII data file 208531.eq1)

Keplerian elements at epoch
60400.0 MJD
	Value	1-σ variation	Units
a	2.21075	9.743e-09	au
e	0.077209	4.053e-08
i	1.697	4.4e-06	deg
Ω	214.644	0.0001816	deg
ω	226.476	0.0001863	deg
M	282.9	4.077e-05	deg

Other useful info
Absolute Magnitude (H)	17.3	mag
Slope parameter (G)	0.15	mag
Perihelion	2.0401	au
Aphelion	2.3814	au
Asc. node-Earth separation	1.31516	au
Desc. node-Earth separation	1.09365	au
Earth MOID	1.05659	au
Orbital period	1200.63	days
Date of orbit computation	apr 23 20:33

Correlation matrix
1.00000000	0.10418545	0.00415949	-0.00142071	0.05976848	-0.38674357
0.10418545	1.00000000	-0.00875198	-0.00349319	0.05540119	-0.24454019
0.00415949	-0.00875198	1.00000000	-0.19643867	0.18996888	0.00494310
-0.00142071	-0.00349319	-0.19643867	1.00000000	-0.97568082	0.00505609
0.05976848	0.05540119	0.18996888	-0.97568082	1.00000000	-0.22156448
-0.38674357	-0.24454019	0.00494310	0.00505609	-0.22156448	1.00000000

Covariance matrix
9.49226565E-17	4.11439020E-17	1.78319549E-16	-2.51341025E-15	1.08474254E-13	-1.53631350E-13
4.11439020E-17	1.64295963E-15	-1.56096738E-15	-2.57103034E-14	4.18313668E-13	-4.04143404E-13
1.78319549E-16	-1.56096738E-15	1.93619136E-11	-1.56954279E-10	1.55713457E-10	8.86840295E-13
-2.51341025E-15	-2.57103034E-14	-1.56954279E-10	3.29719066E-08	-3.30026896E-08	3.74333513E-11
1.08474254E-13	4.18313668E-13	1.55713457E-10	-3.30026896E-08	3.47007665E-08	-1.68283478E-09
-1.53631350E-13	-4.04143404E-13	8.86840295E-13	3.74333513E-11	-1.68283478E-09	1.66243090E-09