AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ Pierretta ∴ Orbital info ∴ Epoch epochXXX

(312) Pierretta ▹

ORBITAL INFORMATION

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(ASCII data file 312.eq0)

Keplerian elements at epoch
58292.0 MJD
	Value	1-σ variation	Units
a	2.78288	6.039e-09	au
e	0.159324	2.326e-08
i	9.028	3.74e-06	deg
Ω	6.27	1.018e-05	deg
ω	262.631	1.59e-05	deg
M	189.434	1.247e-05	deg

Other useful info
Absolute Magnitude (H)	9.0	mag
Slope parameter (G)	0.15	mag
Perihelion	2.3395	au
Aphelion	3.2263	au
Asc. node-Earth separation	1.76789	au
Desc. node-Earth separation	1.66025	au
Earth MOID	1.34504	au
Orbital period	1695.66	days
Date of orbit computation	Jun 5 00:37

Correlation matrix
1.00000000	0.40260978	-0.01069844	-0.01789021	0.11954230	-0.20585852
0.40260978	1.00000000	-0.00756583	-0.01014993	-0.04914065	-0.07947924
-0.01069844	-0.00756583	1.00000000	0.07963784	-0.04688183	-0.00319002
-0.01789021	-0.01014993	0.07963784	1.00000000	-0.64269449	0.01559407
0.11954230	-0.04914065	-0.04688183	-0.64269449	1.00000000	-0.76161792
-0.20585852	-0.07947924	-0.00319002	0.01559407	-0.76161792	1.00000000

Covariance matrix
3.64666178E-17	5.65488198E-17	-2.41642225E-16	-1.09934118E-15	1.14746731E-14	-1.54963413E-14
5.65488198E-17	5.40982184E-16	-6.58192608E-16	-2.40228175E-15	-1.81678409E-14	-2.30439956E-14
-2.41642225E-16	-6.58192608E-16	1.39897315E-11	3.03105208E-12	-2.78727735E-12	-1.48733975E-13
-1.09934118E-15	-2.40228175E-15	3.03105208E-12	1.03547230E-10	-1.03954858E-10	1.97806811E-12
1.14746731E-14	-1.81678409E-14	-2.78727735E-12	-1.03954858E-10	2.52663171E-10	-1.50910932E-10
-1.54963413E-14	-2.30439956E-14	-1.48733975E-13	1.97806811E-12	-1.50910932E-10	1.55390745E-10