AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 1999LZ21 ∴ Orbital info ∴ Epoch epochXXX

(20458) 1999LZ21 ▹

ORBITAL INFORMATION

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(ASCII data file 20458.eq1)

Keplerian elements at epoch
60400.0 MJD
	Value	1-σ variation	Units
a	2.34277	4.854e-09	au
e	0.222969	3.725e-08
i	5.86	4.358e-06	deg
Ω	212.612	2.93e-05	deg
ω	126.313	3.067e-05	deg
M	273.347	8.655e-06	deg

Other useful info
Absolute Magnitude (H)	15.5	mag
Slope parameter (G)	0.15	mag
Perihelion	1.8204	au
Aphelion	2.8651	au
Asc. node-Earth separation	1.55931	au
Desc. node-Earth separation	0.97338	au
Earth MOID	0.81929	au
Orbital period	1309.76	days
Date of orbit computation	Jun 5 00:41

Correlation matrix
1.00000000	0.24445030	-0.00742436	0.00366396	0.01534962	-0.37053988
0.24445030	1.00000000	-0.01387620	-0.00895866	0.11301528	-0.49043416
-0.00742436	-0.01387620	1.00000000	-0.22760986	0.21205010	0.01439488
0.00366396	-0.00895866	-0.22760986	1.00000000	-0.95306041	0.00797727
0.01534962	0.11301528	0.21205010	-0.95306041	1.00000000	-0.28325647
-0.37053988	-0.49043416	0.01439488	0.00797727	-0.28325647	1.00000000

Covariance matrix
2.35647973E-17	4.42078038E-17	-1.57071482E-16	5.21141874E-16	2.28508830E-15	-1.55673871E-14
4.42078038E-17	1.38788357E-15	-2.25296189E-15	-9.77897749E-15	1.29118147E-13	-1.58127039E-13
-1.57071482E-16	-2.25296189E-15	1.89938685E-11	-2.90650938E-11	2.83412356E-11	5.42954656E-13
5.21141874E-16	-9.77897749E-15	-2.90650938E-11	8.58514980E-10	-8.56382834E-10	2.02291313E-12
2.28508830E-15	1.29118147E-13	2.83412356E-11	-8.56382834E-10	9.40474820E-10	-7.51800021E-11
-1.55673871E-14	-1.58127039E-13	5.42954656E-13	2.02291313E-12	-7.51800021E-11	7.49027605E-11