AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 1998SJ87 ∴ Orbital info ∴ Epoch epochXXX

(229938) 1998SJ87 ▹

ORBITAL INFORMATION

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(ASCII data file 229938.eq0)

Keplerian elements at epoch
58088.8 MJD
	Value	1-σ variation	Units
a	2.28118	8.147e-09	au
e	0.190334	4.926e-08
i	4.145	4.186e-06	deg
Ω	257.639	7.011e-05	deg
ω	82.392	7.156e-05	deg
M	223.565	1.172e-05	deg

Other useful info
Absolute Magnitude (H)	17.3	mag
Slope parameter (G)	0.15	mag
Perihelion	1.847	au
Aphelion	2.7154	au
Asc. node-Earth separation	1.13095	au
Desc. node-Earth separation	1.27081	au
Earth MOID	0.84411	au
Orbital period	1258.45	days
Date of orbit computation	Jun 5 01:26

Correlation matrix
1.00000000	-0.22604764	0.00773530	-0.00272012	-0.02940575	0.18314589
-0.22604764	1.00000000	-0.02828330	0.00667141	-0.04058596	0.12791300
0.00773530	-0.02828330	1.00000000	0.11501902	-0.11311135	0.00040032
-0.00272012	0.00667141	0.11501902	1.00000000	-0.97872947	0.00633778
-0.02940575	-0.04058596	-0.11311135	-0.97872947	1.00000000	-0.20558772
0.18314589	0.12791300	0.00040032	0.00633778	-0.20558772	1.00000000

Covariance matrix
6.63764509E-17	-9.07249045E-17	2.63828967E-16	-1.55370833E-15	-1.71448223E-14	1.74848329E-14
-9.07249045E-17	2.42682841E-15	-5.83294637E-15	2.30415440E-14	-1.43083358E-13	7.38399701E-14
2.63828967E-16	-5.83294637E-15	1.75257609E-11	3.37584399E-11	-3.38874114E-11	1.96384925E-14
-1.55370833E-15	2.30415440E-14	3.37584399E-11	4.91528309E-09	-4.91055634E-09	5.20677023E-12
-1.71448223E-14	-1.43083358E-13	-3.38874114E-11	-4.91055634E-09	5.12138620E-09	-1.72404353E-10
1.74848329E-14	7.38399701E-14	1.96384925E-14	5.20677023E-12	-1.72404353E-10	1.37313924E-10