AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 2012SN18 ∴ Orbital info ∴ Epoch epochXXX

2012SN18 ▹

ORBITAL INFORMATION

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(ASCII data file 2012SN18.eq1)

Keplerian elements at epoch
60400.0 MJD
	Value	1-σ variation	Units
a	3.10099	5.561e-08	au
e	0.128209	1.221e-07
i	11.348	1.371e-05	deg
Ω	1.325	4.655e-05	deg
ω	8.91	6.558e-05	deg
M	49.036	4.342e-05	deg

Other useful info
Absolute Magnitude (H)	16.9	mag
Slope parameter (G)	0.15	mag
Perihelion	2.7034	au
Aphelion	3.4986	au
Asc. node-Earth separation	1.70464	au
Desc. node-Earth separation	2.49609	au
Earth MOID	1.70323	au
Orbital period	1994.57	days
Date of orbit computation	apr 24 01:48

Correlation matrix
1.00000000	-0.36850149	0.05296158	-0.02509572	0.10283130	-0.36704306
-0.36850149	1.00000000	-0.06373537	0.03362827	0.01418934	0.06184345
0.05296158	-0.06373537	1.00000000	0.03999247	-0.00520318	-0.04760595
-0.02509572	0.03362827	0.03999247	1.00000000	-0.69335667	0.00783078
0.10283130	0.01418934	-0.00520318	-0.69335667	1.00000000	-0.69315496
-0.36704306	0.06184345	-0.04760595	0.00783078	-0.69315496	1.00000000

Covariance matrix
3.09200039E-15	-2.50225783E-15	4.03846526E-14	-6.49637449E-14	3.75010677E-13	-8.86239913E-13
-2.50225783E-15	1.49123494E-14	-1.06730666E-13	1.91174199E-13	1.13640667E-13	3.27930077E-13
4.03846526E-14	-1.06730666E-13	1.88049111E-10	2.55308647E-11	-4.67953449E-12	-2.83472804E-11
-6.49637449E-14	1.91174199E-13	2.55308647E-11	2.16722166E-09	-2.11693190E-09	1.58296431E-11
3.75010677E-13	1.13640667E-13	-4.67953449E-12	-2.11693190E-09	4.30127341E-09	-1.97398284E-09
-8.86239913E-13	3.27930077E-13	-2.83472804E-11	1.58296431E-11	-1.97398284E-09	1.88551083E-09