AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ Anacostia ∴ Orbital info ∴ Epoch epochXXX

(980) Anacostia ▹

ORBITAL INFORMATION

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(ASCII data file 980.eq1)

Keplerian elements at epoch
60400.0 MJD
	Value	1-σ variation	Units
a	2.74122	6.919e-09	au
e	0.201988	3.243e-08
i	15.895	4.04e-06	deg
Ω	285.773	1.425e-05	deg
ω	69.762	1.713e-05	deg
M	206.441	1.064e-05	deg

Other useful info
Absolute Magnitude (H)	7.9	mag
Slope parameter (G)	0.06	mag
Perihelion	2.1875	au
Aphelion	3.2949	au
Asc. node-Earth separation	1.44092	au
Desc. node-Earth separation	1.84436	au
Earth MOID	1.23738	au
Orbital period	1657.73	days
Date of orbit computation	apr 23 19:46

Correlation matrix
1.00000000	0.07856568	0.03622669	-0.02385328	0.13453868	-0.52528540
0.07856568	1.00000000	0.00286161	0.00575530	0.01542253	-0.06401032
0.03622669	0.00286161	1.00000000	0.02491637	-0.02552685	0.00072267
-0.02385328	0.00575530	0.02491637	1.00000000	-0.80237341	0.01314922
0.13453868	0.01542253	-0.02552685	-0.80237341	1.00000000	-0.54872834
-0.52528540	-0.06401032	0.00072267	0.01314922	-0.54872834	1.00000000

Covariance matrix
4.78680053E-17	1.76259671E-17	1.01269883E-15	-2.35140906E-15	1.59430792E-14	-3.86795712E-14
1.76259671E-17	1.05146515E-15	3.74918188E-16	2.65902832E-15	8.56555541E-15	-2.20907813E-14
1.01269883E-15	3.74918188E-16	1.63251823E-11	1.43440315E-12	-1.76656123E-12	3.10764866E-14
-2.35140906E-15	2.65902832E-15	1.43440315E-12	2.03008819E-10	-1.95810672E-10	1.99398148E-12
1.59430792E-14	8.56555541E-15	-1.76656123E-12	-1.95810672E-10	2.93362604E-10	-1.00028423E-10
-3.86795712E-14	-2.20907813E-14	3.10764866E-14	1.99398148E-12	-1.00028423E-10	1.13273237E-10