AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 2009PW21 ∴ Orbital info ∴ Epoch epochXXX

(665481) 2009PW21 ▹

ORBITAL INFORMATION

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(ASCII data file 665481.eq1)

Keplerian elements at epoch
60400.0 MJD
	Value	1-σ variation	Units
a	3.09805	5.187e-08	au
e	0.156471	8.486e-08
i	5.472	8.325e-06	deg
Ω	166.345	6.28e-05	deg
ω	183.736	6.749e-05	deg
M	235.425	1.997e-05	deg

Other useful info
Absolute Magnitude (H)	16.4	mag
Slope parameter (G)	0.15	mag
Perihelion	2.6133	au
Aphelion	3.5828	au
Asc. node-Earth separation	2.58928	au
Desc. node-Earth separation	1.60729	au
Earth MOID	1.60714	au
Orbital period	1991.73	days
Date of orbit computation	apr 23 22:08

Correlation matrix
1.00000000	0.08270601	0.00099904	-0.01086296	-0.12627710	-0.00319886
0.08270601	1.00000000	0.00729332	-0.00638944	0.12897736	-0.31195875
0.00099904	0.00729332	1.00000000	0.16666314	-0.15047346	-0.01137965
-0.01086296	-0.00638944	0.16666314	1.00000000	-0.92597491	0.00026228
-0.12627710	0.12897736	-0.15047346	-0.92597491	1.00000000	-0.34296999
-0.00319886	-0.31195875	-0.01137965	0.00026228	-0.34296999	1.00000000

Covariance matrix
2.69068230E-15	3.64068396E-16	4.31432075E-16	-3.53879706E-14	-4.42064800E-13	-3.31362607E-15
3.64068396E-16	7.20160661E-15	5.15274605E-15	-3.40528608E-14	7.38683353E-13	-5.28675460E-13
4.31432075E-16	5.15274605E-15	6.93102629E-11	8.71394133E-11	-8.45451692E-11	-1.89192989E-12
-3.53879706E-14	-3.40528608E-14	8.71394133E-11	3.94414243E-09	-3.92469247E-09	3.28946581E-13
-4.42064800E-13	7.38683353E-13	-8.45451692E-11	-3.92469247E-09	4.55470484E-09	-4.62235743E-10
-3.31362607E-15	-5.28675460E-13	-1.89192989E-12	3.28946581E-13	-4.62235743E-10	3.98799474E-10