AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 1988XL2 ∴ Orbital info ∴ Epoch epochXXX

(21021) 1988XL2 ▹

ORBITAL INFORMATION

◲

(ASCII data file 21021.eq0)

Keplerian elements at epoch
57667.4 MJD
	Value	1-σ variation	Units
a	3.10929	1.55e-08	au
e	0.225824	4.019e-08
i	15.976	4.399e-06	deg
Ω	44.497	1.535e-05	deg
ω	348.455	1.81e-05	deg
M	46.904	8.848e-06	deg

Other useful info
Absolute Magnitude (H)	13.0	mag
Slope parameter (G)	0.15	mag
Perihelion	2.4071	au
Aphelion	3.8114	au
Asc. node-Earth separation	1.42517	au
Desc. node-Earth separation	2.77957	au
Earth MOID	1.4157	au
Orbital period	2002.58	days
Date of orbit computation	apr 23 19:50

Correlation matrix
1.00000000	0.12120239	0.01268078	-0.01546205	-0.00211659	-0.01315690
0.12120239	1.00000000	-0.00274147	0.00829429	-0.10452661	0.07238199
0.01268078	-0.00274147	1.00000000	-0.09172030	0.07995313	-0.00900372
-0.01546205	0.00829429	-0.09172030	1.00000000	-0.81970240	0.02337758
-0.00211659	-0.10452661	0.07995313	-0.81970240	1.00000000	-0.55976753
-0.01315690	0.07238199	-0.00900372	0.02337758	-0.55976753	1.00000000

Covariance matrix
2.40148155E-16	7.54780610E-17	8.64419525E-16	-3.67734246E-15	-5.93560831E-16	-1.80407102E-15
7.54780610E-17	1.61487842E-15	-4.84610255E-16	5.11536077E-15	-7.60125228E-14	2.57371769E-14
8.64419525E-16	-4.84610255E-16	1.93498673E-11	-6.19201160E-12	6.36447910E-12	-3.50446062E-13
-3.67734246E-15	5.11536077E-15	-6.19201160E-12	2.35534515E-10	-2.27652204E-10	3.17458726E-12
-5.93560831E-16	-7.60125228E-14	6.36447910E-12	-2.27652204E-10	3.27473942E-10	-8.96306452E-11
-1.80407102E-15	2.57371769E-14	-3.50446062E-13	3.17458726E-12	-8.96306452E-11	7.82926309E-11