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.eq1)

Keplerian elements at epoch
60400.0 MJD
	Value	1-σ variation	Units
a	2.28021	8.093e-09	au
e	0.190369	4.911e-08
i	4.149	4.189e-06	deg
Ω	257.553	7.002e-05	deg
ω	82.486	7.148e-05	deg
M	164.804	1.155e-05	deg

Other useful info
Absolute Magnitude (H)	17.3	mag
Slope parameter (G)	0.15	mag
Perihelion	1.8461	au
Aphelion	2.7143	au
Asc. node-Earth separation	1.12868	au
Desc. node-Earth separation	1.27001	au
Earth MOID	0.84291	au
Orbital period	1257.65	days
Date of orbit computation	Jun 5 01:26

Correlation matrix
1.00000000	-0.21257577	0.00841924	-0.00103842	-0.03471677	-0.10562438
-0.21257577	1.00000000	-0.02827821	0.00697170	-0.04097865	0.19455983
0.00841924	-0.02827821	1.00000000	0.11494100	-0.11298543	-0.00215290
-0.00103842	0.00697170	0.11494100	1.00000000	-0.97853962	0.00724824
-0.03471677	-0.04097865	-0.11298543	-0.97853962	1.00000000	-0.19923346
-0.10562438	0.19455983	-0.00215290	0.00724824	-0.19923346	1.00000000

Covariance matrix
6.54891260E-17	-8.44889372E-17	2.85396440E-16	-5.88370334E-16	-2.00822776E-14	-9.87016066E-15
-8.44889372E-17	2.41214255E-15	-5.81760525E-15	2.39736559E-14	-1.43862699E-13	1.10339270E-13
2.85396440E-16	-5.81760525E-15	1.75461499E-11	3.37101148E-11	-3.38300300E-11	-1.04133582E-13
-5.88370334E-16	2.39736559E-14	3.37101148E-11	4.90217345E-09	-4.89735733E-09	5.86006334E-12
-2.00822776E-14	-1.43862699E-13	-3.38300300E-11	-4.89735733E-09	5.10949622E-09	-1.64447304E-10
-9.87016066E-15	1.10339270E-13	-1.04133582E-13	5.86006334E-12	-1.64447304E-10	1.33337067E-10