AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 1990QV4 ∴ Orbital info ∴ Epoch epochXXX

(7577) 1990QV4 ▹

ORBITAL INFORMATION

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(ASCII data file 7577.eq0)

Keplerian elements at epoch
57901.1 MJD
	Value	1-σ variation	Units
a	3.04865	1.253e-08	au
e	0.114852	3.124e-08
i	11.16	2.938e-06	deg
Ω	126.119	1.908e-05	deg
ω	283.332	2.368e-05	deg
M	310.453	1.43e-05	deg

Other useful info
Absolute Magnitude (H)	12.6	mag
Slope parameter (G)	0.15	mag
Perihelion	2.6985	au
Aphelion	3.3988	au
Asc. node-Earth separation	1.9448	au
Desc. node-Earth separation	2.07474	au
Earth MOID	1.73491	au
Orbital period	1944.28	days
Date of orbit computation	apr 23 19:47

Correlation matrix
1.00000000	0.05246264	0.00909740	-0.00033020	0.05878954	-0.09906803
0.05246264	1.00000000	0.01081016	0.00439501	-0.18730028	0.28091362
0.00909740	0.01081016	1.00000000	0.24076568	-0.19297231	0.00535669
-0.00033020	0.00439501	0.24076568	1.00000000	-0.79494593	0.00768462
0.05878954	-0.18730028	-0.19297231	-0.79494593	1.00000000	-0.60466509
-0.09906803	0.28091362	0.00535669	0.00768462	-0.60466509	1.00000000

Covariance matrix
1.56976436E-16	2.05368988E-17	3.34907740E-16	-7.89467583E-17	1.74403746E-14	-1.77547070E-14
2.05368988E-17	9.76191285E-16	9.92407950E-16	2.62043155E-15	-1.38562087E-13	1.25546041E-13
3.34907740E-16	9.92407950E-16	8.63338709E-12	1.34999026E-11	-1.34253045E-11	2.25138695E-13
-7.89467583E-17	2.62043155E-15	1.34999026E-11	3.64158874E-10	-3.59187799E-10	2.09763917E-12
1.74403746E-14	-1.38562087E-13	-1.34253045E-11	-3.59187799E-10	5.60630955E-10	-2.04793517E-10
-1.77547070E-14	1.25546041E-13	2.25138695E-13	2.09763917E-12	-2.04793517E-10	2.04609379E-10