AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 2001SM55 ∴ Orbital info ∴ Epoch epochXXX

(57444) 2001SM55 ▹

ORBITAL INFORMATION

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(ASCII data file 57444.eq1)

Keplerian elements at epoch
60400.0 MJD
	Value	1-σ variation	Units
a	2.65794	7.668e-09	au
e	0.109069	2.848e-08
i	8.916	3.705e-06	deg
Ω	162.005	1.992e-05	deg
ω	254.705	2.695e-05	deg
M	42.854	1.786e-05	deg

Other useful info
Absolute Magnitude (H)	14.7	mag
Slope parameter (G)	0.15	mag
Perihelion	2.368	au
Aphelion	2.9478	au
Asc. node-Earth separation	1.71311	au
Desc. node-Earth separation	1.54499	au
Earth MOID	1.39804	au
Orbital period	1582.76	days
Date of orbit computation	apr 23 19:58

Correlation matrix
1.00000000	0.07753551	-0.00160013	-0.00551361	0.08552564	-0.29376074
0.07753551	1.00000000	-0.00800114	0.00154538	-0.05676014	0.03250190
-0.00160013	-0.00800114	1.00000000	-0.08253876	0.05731882	0.00592514
-0.00551361	0.00154538	-0.08253876	1.00000000	-0.73752590	0.01055683
0.08552564	-0.05676014	0.05731882	-0.73752590	1.00000000	-0.66610650
-0.29376074	0.03250190	0.00592514	0.01055683	-0.66610650	1.00000000

Covariance matrix
5.87954943E-17	1.69305818E-17	-4.54578342E-17	-8.42007327E-16	1.76757594E-14	-4.02239186E-14
1.69305818E-17	8.10958169E-16	-8.44174867E-16	8.76478769E-16	-4.35664727E-14	1.65282388E-14
-4.54578342E-17	-8.44174867E-16	1.37265818E-11	-6.09041369E-12	5.72384904E-12	3.92011355E-13
-8.42007327E-16	8.76478769E-16	-6.09041369E-12	3.96657212E-10	-3.95908376E-10	3.75456610E-12
1.76757594E-14	-4.35664727E-14	5.72384904E-12	-3.95908376E-10	7.26472996E-10	-3.20606268E-10
-4.02239186E-14	1.65282388E-14	3.92011355E-13	3.75456610E-12	-3.20606268E-10	3.18887280E-10