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	4.952e-09	au
e	0.222969	3.872e-08
i	5.86	4.396e-06	deg
Ω	212.612	2.978e-05	deg
ω	126.313	3.111e-05	deg
M	273.347	8.732e-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	apr 23 19:50

Correlation matrix
1.00000000	0.28301121	-0.00751744	0.00299426	0.01612539	-0.38603547
0.28301121	1.00000000	-0.01342779	-0.00954089	0.10887437	-0.50177039
-0.00751744	-0.01342779	1.00000000	-0.24396327	0.22799441	0.01442988
0.00299426	-0.00954089	-0.24396327	1.00000000	-0.95440358	0.00795925
0.01612539	0.10887437	0.22799441	-0.95440358	1.00000000	-0.27750183
-0.38603547	-0.50177039	0.01442988	0.00795925	-0.27750183	1.00000000

Covariance matrix
2.45180239E-17	5.42672421E-17	-1.63650154E-16	4.41460798E-16	2.48439496E-15	-1.66917235E-14
5.42672421E-17	1.49962534E-15	-2.28612218E-15	-1.10011907E-14	1.31185127E-13	-1.69678829E-13
-1.63650154E-16	-2.28612218E-15	1.93289004E-11	-3.19365034E-11	3.11885621E-11	5.53984342E-13
4.41460798E-16	-1.10011907E-14	-3.19365034E-11	8.86581533E-10	-8.84217240E-10	2.06948622E-12
2.48439496E-15	1.31185127E-13	3.11885621E-11	-8.84217240E-10	9.68133300E-10	-7.53988419E-11
-1.66917235E-14	-1.69678829E-13	5.53984342E-13	2.06948622E-12	-7.53988419E-11	7.62539737E-11