AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 1997WV21 ∴ Orbital info ∴ Epoch epochXXX

(27999) 1997WV21 ▹

ORBITAL INFORMATION

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(ASCII data file 27999.eq1)

Keplerian elements at epoch
60400.0 MJD
	Value	1-σ variation	Units
a	2.93025	1.224e-08	au
e	0.048216	4.261e-08
i	1.854	6.916e-06	deg
Ω	16.904	0.0001173	deg
ω	40.126	0.0001387	deg
M	122.362	7.446e-05	deg

Other useful info
Absolute Magnitude (H)	13.8	mag
Slope parameter (G)	0.15	mag
Perihelion	2.789	au
Aphelion	3.0715	au
Asc. node-Earth separation	1.82167	au
Desc. node-Earth separation	2.03441	au
Earth MOID	1.80112	au
Orbital period	1832.13	days
Date of orbit computation	apr 23 19:52

Correlation matrix
1.00000000	0.02505495	-0.00551970	0.01169713	-0.04681012	0.01817645
0.02505495	1.00000000	-0.00280070	-0.00436671	-0.34448261	0.65509560
-0.00551970	-0.00280070	1.00000000	-0.52456931	0.44336160	0.00054253
0.01169713	-0.00436671	-0.52456931	1.00000000	-0.84069803	-0.00877297
-0.04681012	-0.34448261	0.44336160	-0.84069803	1.00000000	-0.53294021
0.01817645	0.65509560	0.00054253	-0.00877297	-0.53294021	1.00000000

Covariance matrix
1.49835262E-16	1.30692984E-17	-4.67280008E-16	1.67980683E-14	-7.94548762E-14	1.65663257E-14
1.30692984E-17	1.81594818E-15	-8.25415511E-16	-2.18312948E-14	-2.03560194E-12	2.07857887E-12
-4.67280008E-16	-8.25415511E-16	4.78310224E-11	-4.25628443E-10	4.25193613E-10	2.79373456E-13
1.67980683E-14	-2.18312948E-14	-4.25628443E-10	1.37640380E-08	-1.36768721E-08	-7.66354742E-11
-7.94548762E-14	-2.03560194E-12	4.25193613E-10	-1.36768721E-08	1.92285995E-08	-5.50252990E-09
1.65663257E-14	2.07857887E-12	2.79373456E-13	-7.66354742E-11	-5.50252990E-09	5.54396136E-09