AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 2012HW55 ∴ Orbital info ∴ Epoch epochXXX

(429796) 2012HW55 ▹

ORBITAL INFORMATION

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(ASCII data file 429796.eq1)

Keplerian elements at epoch
60400.0 MJD
	Value	1-σ variation	Units
a	2.24648	1.41e-08	au
e	0.182214	6.988e-08
i	6.632	1.154e-05	deg
Ω	348.418	5.249e-05	deg
ω	257.306	6.442e-05	deg
M	173.226	3.225e-05	deg

Other useful info
Absolute Magnitude (H)	18.2	mag
Slope parameter (G)	0.15	mag
Perihelion	1.8371	au
Aphelion	2.6558	au
Asc. node-Earth separation	1.25634	au
Desc. node-Earth separation	1.09559	au
Earth MOID	0.83809	au
Orbital period	1229.85	days
Date of orbit computation	apr 23 21:21

Correlation matrix
1.00000000	-0.03147480	0.01376004	-0.01118396	-0.10387921	0.01149635
-0.03147480	1.00000000	-0.02752964	0.00348931	-0.11098090	0.29889163
0.01376004	-0.02752964	1.00000000	0.29444406	-0.22178849	-0.03586519
-0.01118396	0.00348931	0.29444406	1.00000000	-0.80610876	0.00144329
-0.10387921	-0.11098090	-0.22178849	-0.80610876	1.00000000	-0.57429512
0.01149635	0.29889163	-0.03586519	0.00144329	-0.57429512	1.00000000

Covariance matrix
1.98907340E-16	-3.10218233E-17	2.23875954E-15	-8.27975358E-15	-9.43791883E-14	5.22890184E-15
-3.10218233E-17	4.88380087E-15	-2.21943220E-14	1.28001390E-14	-4.99631039E-13	6.73624269E-13
2.23875954E-15	-2.21943220E-14	1.33083651E-10	1.78304198E-10	-1.64825179E-10	-1.33432158E-11
-8.27975358E-15	1.28001390E-14	1.78304198E-10	2.75545185E-09	-2.72591461E-09	2.44328820E-12
-9.43791883E-14	-4.99631039E-13	-1.64825179E-10	-2.72591461E-09	4.14996455E-09	-1.19311504E-09
5.22890184E-15	6.73624269E-13	-1.33432158E-11	2.44328820E-12	-1.19311504E-09	1.04003990E-09