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.eq1)

Keplerian elements at epoch
60400.0 MJD
	Value	1-σ variation	Units
a	3.04861	1.267e-08	au
e	0.113081	3.195e-08
i	11.149	2.934e-06	deg
Ω	125.968	1.912e-05	deg
ω	281.362	2.363e-05	deg
M	55.134	1.482e-05	deg

Other useful info
Absolute Magnitude (H)	12.6	mag
Slope parameter (G)	0.15	mag
Perihelion	2.7039	au
Aphelion	3.3933	au
Asc. node-Earth separation	1.95986	au
Desc. node-Earth separation	2.06316	au
Earth MOID	1.7423	au
Orbital period	1944.25	days
Date of orbit computation	apr 23 19:47

Correlation matrix
1.00000000	0.04218937	0.01582470	0.00770165	0.08856031	-0.34506557
0.04218937	1.00000000	0.01358761	0.00392802	-0.17613283	0.24757297
0.01582470	0.01358761	1.00000000	0.23981558	-0.19033794	-0.00006486
0.00770165	0.00392802	0.23981558	1.00000000	-0.79907374	0.00879813
0.08856031	-0.17613283	-0.19033794	-0.79907374	1.00000000	-0.58914781
-0.34506557	0.24757297	-0.00006486	0.00879813	-0.58914781	1.00000000

Covariance matrix
1.60562369E-16	1.70796317E-17	5.88387467E-16	1.86587246E-15	2.65216783E-14	-6.47817117E-14
1.70796317E-17	1.02072144E-15	1.27380483E-15	2.39940331E-15	-1.32994568E-13	1.17188704E-13
5.88387467E-16	1.27380483E-15	8.61017922E-12	1.34542551E-11	-1.31999239E-11	-2.81958782E-15
1.86587246E-15	2.39940331E-15	1.34542551E-11	3.65554672E-10	-3.61079643E-10	2.49227071E-12
2.65216783E-14	-1.32994568E-13	-1.31999239E-11	-3.61079643E-10	5.58573017E-10	-2.06297115E-10
-6.47817117E-14	1.17188704E-13	-2.81958782E-15	2.49227071E-12	-2.06297115E-10	2.19511771E-10