AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 2001SY20 ∴ Orbital info ∴ Epoch epochXXX

(158202) 2001SY20 ▹

ORBITAL INFORMATION

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(ASCII data file 158202.eq0)

Keplerian elements at epoch
57257.1 MJD
	Value	1-σ variation	Units
a	2.36132	7.245e-09	au
e	0.201973	3.875e-08
i	4.169	4.883e-06	deg
Ω	153.412	6.174e-05	deg
ω	274.168	6.32e-05	deg
M	261.923	1.22e-05	deg

Other useful info
Absolute Magnitude (H)	17.1	mag
Slope parameter (G)	0.15	mag
Perihelion	1.8844	au
Aphelion	2.8382	au
Asc. node-Earth separation	1.24312	au
Desc. node-Earth separation	1.28835	au
Earth MOID	0.90383	au
Orbital period	1325.35	days
Date of orbit computation	apr 23 20:22

Correlation matrix
1.00000000	0.19287689	-0.01019899	0.00347233	0.01883649	-0.12152234
0.19287689	1.00000000	-0.01475633	-0.00433362	-0.01581603	0.10283740
-0.01019899	-0.01475633	1.00000000	0.13846854	-0.13476728	0.00104551
0.00347233	-0.00433362	0.13846854	1.00000000	-0.97553679	0.00472540
0.01883649	-0.01581603	-0.13476728	-0.97553679	1.00000000	-0.21770074
-0.12152234	0.10283740	0.00104551	0.00472540	-0.21770074	1.00000000

Covariance matrix
5.24912002E-17	5.41518855E-17	-3.60843763E-16	1.55314310E-15	8.62486067E-15	-1.07430186E-14
5.41518855E-17	1.50168996E-15	-2.79246275E-15	-1.03678395E-14	-3.87343692E-14	4.86259618E-14
-3.60843763E-16	-2.79246275E-15	2.38472071E-11	4.17462599E-11	-4.15922256E-11	6.22978075E-14
1.55314310E-15	-1.03678395E-14	4.17462599E-11	3.81149546E-09	-3.80627625E-09	3.55969579E-12
8.62486067E-15	-3.87343692E-14	-4.15922256E-11	-3.80627625E-09	3.99409050E-09	-1.67878786E-10
-1.07430186E-14	4.86259618E-14	6.22978075E-14	3.55969579E-12	-1.67878786E-10	1.48886025E-10