AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 2011CO21 ∴ Orbital info ∴ Epoch epochXXX

(490918) 2011CO21 ▹

ORBITAL INFORMATION

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(ASCII data file 490918.eq0)

Keplerian elements at epoch
57800.9 MJD
	Value	1-σ variation	Units
a	3.0558	4.872e-08	au
e	0.032822	7.159e-08
i	11.355	9.229e-06	deg
Ω	133.113	4.577e-05	deg
ω	163.481	0.000178	deg
M	253.172	0.0001747	deg

Other useful info
Absolute Magnitude (H)	16.4	mag
Slope parameter (G)	0.15	mag
Perihelion	2.9555	au
Aphelion	3.1561	au
Asc. node-Earth separation	2.1663	au
Desc. node-Earth separation	1.94557	au
Earth MOID	1.94172	au
Orbital period	1951.13	days
Date of orbit computation	apr 23 21:34

Correlation matrix
1.00000000	-0.01235737	-0.00900956	-0.00119557	0.04632466	-0.04927193
-0.01235737	1.00000000	-0.00005090	-0.00200460	0.25119059	-0.25208268
-0.00900956	-0.00005090	1.00000000	0.36766454	-0.09250488	-0.00004773
-0.00119557	-0.00200460	0.36766454	1.00000000	-0.25451273	0.00250597
0.04632466	0.25119059	-0.09250488	-0.25451273	1.00000000	-0.96706916
-0.04927193	-0.25208268	-0.00004773	0.00250597	-0.96706916	1.00000000

Covariance matrix
2.37378251E-15	-4.30993101E-17	-4.05094429E-15	-2.66632571E-15	4.01821809E-13	-4.19493009E-13
-4.30993101E-17	5.12445484E-15	-3.36284513E-17	-6.56853274E-15	3.20131205E-12	-3.15334511E-12
-4.05094429E-15	-3.36284513E-17	8.51655718E-11	1.55310188E-10	-1.51983863E-10	-7.69696956E-14
-2.66632571E-15	-6.56853274E-15	1.55310188E-10	2.09523303E-09	-2.07408466E-09	2.00445523E-11
4.01821809E-13	3.20131205E-12	-1.51983863E-10	-2.07408466E-09	3.16957928E-08	-3.00859002E-08
-4.19493009E-13	-3.15334511E-12	-7.69696956E-14	2.00445523E-11	-3.00859002E-08	3.05358023E-08