NEODyS

NEODyS-2

Near Earth Objects - Dynamic Site

NEODyS ∴ Objects ∴ 1989VA ∴ Orbital info ∴ Epoch 60400 MJD

(99907) 1989VA ▹

ORBITAL INFORMATION

◲

(ASCII data file 99907.eq1)

Keplerian elements
(Epoch 60400.0 MJD)
	Value	1-σ variation	Units
a	0.728358	1.997e-09	au
e	0.594783	5.667e-08
i	28.8	7.443e-06	deg
Ω	225.585	3.447e-06	deg
ω	2.862	7.39e-06	deg
M	284.505	1.424e-05	deg

Non-gravitational parameters
	Value	1-σ variation	Units
A₁	N/A	N/A	au/day²
A₂	1.641e-14	1.835e-15	au/day²

Other useful info
Absolute Magnitude (H)	17.9	mag
Slope parameter (G)	0.15	mag
Perihelion distance	0.2951	au
Aphelion distance	1.1616	au
Asc. node-Earth separation	-0.71363	au
Desc. node-Earth separation	0.16944	au
Earth MOID	0.15531	au
Orbital period	227.047	days
Date of orbit computation	feb 26 13:09

Covariance matrix
3.98874930E-18	-7.40935442E-17	-1.92508654E-15	1.53269047E-15	-6.42664180E-15	-5.56643796E-15	3.54452032E-14
-7.40935442E-17	3.21194209E-15	7.66920603E-14	-5.74297129E-14	2.27405780E-13	-4.34813501E-14	7.36623588E-13
-1.92508654E-15	7.66920603E-14	5.53953696E-11	-4.26383639E-13	1.05518448E-11	-1.93988580E-11	3.31085932E-12
1.53269047E-15	-5.74297129E-14	-4.26383639E-13	1.18823949E-11	-1.62496532E-11	6.85468874E-12	3.35497146E-12
-6.42664180E-15	2.27405780E-13	1.05518448E-11	-1.62496532E-11	5.46150485E-11	-6.84196112E-11	8.01789118E-12
-5.56643796E-15	-4.34813501E-14	-1.93988580E-11	6.85468874E-12	-6.84196112E-11	2.02918205E-10	-7.97215368E-11
3.54452032E-14	7.36623588E-13	3.31085932E-12	3.35497146E-12	8.01789118E-12	-7.97215368E-11	3.36901696E-10

Correlation matrix
1.00000000	-0.65460323	-0.12950757	0.22263021	-0.43542119	-0.19565840	0.96691323
-0.65460323	1.00000000	0.18181505	-0.29396850	0.54295206	-0.05385905	0.70812540
-0.12950757	0.18181505	1.00000000	-0.01661926	0.19183838	-0.18296959	0.02423552
0.22263021	-0.29396850	-0.01661926	1.00000000	-0.63787554	0.13959673	0.05302556
-0.43542119	0.54295206	0.19183838	-0.63787554	1.00000000	-0.64992603	0.05910883
-0.19565840	-0.05385905	-0.18296959	0.13959673	-0.64992603	1.00000000	-0.30490431
0.96691323	0.70812540	0.02423552	0.05302556	0.05910883	-0.30490431	1.00000000