AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 2001WA55 ∴ Orbital info ∴ Epoch epochXXX

(217990) 2001WA55 ▹

ORBITAL INFORMATION

◲

(ASCII data file 217990.eq1)

Keplerian elements at epoch
60400.0 MJD
	Value	1-σ variation	Units
a	2.63554	1.412e-08	au
e	0.112004	5.745e-08
i	0.857	4.548e-06	deg
Ω	264.454	0.000436	deg
ω	127.966	0.0004366	deg
M	95.076	2.58e-05	deg

Other useful info
Absolute Magnitude (H)	16.9	mag
Slope parameter (G)	0.15	mag
Perihelion	2.3403	au
Aphelion	2.9307	au
Asc. node-Earth separation	1.77787	au
Desc. node-Earth separation	1.45232	au
Earth MOID	1.34643	au
Orbital period	1562.8	days
Date of orbit computation	apr 23 20:35

Correlation matrix
1.00000000	-0.25203605	-0.00410762	0.00153394	0.00404572	-0.27276248
-0.25203605	1.00000000	-0.00698205	0.00464726	-0.02752327	0.39678099
-0.00410762	-0.00698205	1.00000000	-0.10812361	0.10793427	-0.00164013
0.00153394	0.00464726	-0.10812361	1.00000000	-0.99798667	-0.01048186
0.00404572	-0.02752327	0.10793427	-0.99798667	1.00000000	-0.05122562
-0.27276248	0.39678099	-0.00164013	-0.01048186	-0.05122562	1.00000000

Covariance matrix
1.99303918E-16	-2.04420316E-16	-2.63706704E-16	9.44238711E-15	2.49338240E-14	-9.93356093E-14
-2.04420316E-16	3.30070668E-15	-1.82414378E-15	1.16416894E-13	-6.90300896E-13	5.88053352E-13
-2.63706704E-16	-1.82414378E-15	2.06797607E-11	-2.14392066E-10	2.14272765E-10	-1.92403447E-13
9.44238711E-15	1.16416894E-13	-2.14392066E-10	1.90121325E-07	-1.89965625E-07	-1.17900619E-10
2.49338240E-14	-6.90300896E-13	2.14272765E-10	-1.89965625E-07	1.90576668E-07	-5.76878738E-10
-9.93356093E-14	5.88053352E-13	-1.92403447E-13	-1.17900619E-10	-5.76878738E-10	6.65464370E-10