AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 2001QW227 ∴ Orbital info ∴ Epoch epochXXX

(155972) 2001QW227 ▹

ORBITAL INFORMATION

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(ASCII data file 155972.eq0)

Keplerian elements at epoch
57831.9 MJD
	Value	1-σ variation	Units
a	2.42031	6.959e-09	au
e	0.2128	4.036e-08
i	10.914	5.69e-06	deg
Ω	203.79	1.706e-05	deg
ω	220.825	2.168e-05	deg
M	346.883	1.226e-05	deg

Other useful info
Absolute Magnitude (H)	16.3	mag
Slope parameter (G)	0.15	mag
Perihelion	1.9053	au
Aphelion	2.9354	au
Asc. node-Earth separation	1.75125	au
Desc. node-Earth separation	0.99397	au
Earth MOID	0.93127	au
Orbital period	1375.32	days
Date of orbit computation	apr 23 20:21

Correlation matrix
1.00000000	-0.13187286	0.01977303	-0.00864866	0.05159758	-0.09398066
-0.13187286	1.00000000	-0.01685442	-0.00053728	-0.29754099	0.56929267
0.01977303	-0.01685442	1.00000000	-0.27165531	0.22015961	-0.01961614
-0.00864866	-0.00053728	-0.27165531	1.00000000	-0.77392892	0.00331997
0.05159758	-0.29754099	0.22015961	-0.77392892	1.00000000	-0.61842996
-0.09398066	0.56929267	-0.01961614	0.00331997	-0.61842996	1.00000000

Covariance matrix
4.84343582E-17	-3.70409909E-17	7.83006165E-16	-1.02656551E-15	7.78453822E-15	-8.01707409E-15
-3.70409909E-17	1.62892400E-15	-3.87061071E-15	-3.69838133E-16	-2.60329835E-13	2.81634991E-13
7.83006165E-16	-3.87061071E-15	3.23765368E-11	-2.63629907E-11	2.71568602E-11	-1.36813662E-12
-1.02656551E-15	-3.69838133E-16	-2.63629907E-11	2.90885820E-10	-2.86146919E-10	6.94059436E-13
7.78453822E-15	-2.60329835E-13	2.71568602E-11	-2.86146919E-10	4.69951937E-10	-1.64330377E-10
-8.01707409E-15	2.81634991E-13	-1.36813662E-12	6.94059436E-13	-1.64330377E-10	1.50245412E-10