AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 1999UT31 ∴ Orbital info ∴ Epoch epochXXX

(251857) 1999UT31 ▹

ORBITAL INFORMATION

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(ASCII data file 251857.eq0)

Keplerian elements at epoch
58088.2 MJD
	Value	1-σ variation	Units
a	3.08856	2.748e-08	au
e	0.144056	5.953e-08
i	0.219	7.726e-06	deg
Ω	189.25	0.001599	deg
ω	227.566	0.001599	deg
M	104.583	3.273e-05	deg

Other useful info
Absolute Magnitude (H)	16.8	mag
Slope parameter (G)	0.15	mag
Perihelion	2.6436	au
Aphelion	3.5335	au
Asc. node-Earth separation	2.3543	au
Desc. node-Earth separation	1.75497	au
Earth MOID	1.65509	au
Orbital period	1982.58	days
Date of orbit computation	apr 23 20:42

Correlation matrix
1.00000000	0.11857391	-0.00072744	-0.00512598	0.01453393	-0.40361003
0.11857391	1.00000000	-0.00323319	-0.00850960	0.00667082	0.10364532
-0.00072744	-0.00323319	1.00000000	-0.02307861	0.02278629	0.01282074
-0.00512598	-0.00850960	-0.02307861	1.00000000	-0.99971700	-0.00163331
0.01453393	0.00667082	0.02278629	-0.99971700	1.00000000	-0.02194461
-0.40361003	0.10364532	0.01282074	-0.00163331	-0.02194461	1.00000000

Covariance matrix
7.55297274E-16	1.93987174E-16	-1.54452949E-16	-2.25245261E-13	6.38835100E-13	-3.63027781E-13
1.93987174E-16	3.54364188E-15	-1.48694185E-15	-8.09942035E-13	6.35112703E-13	2.01926609E-13
-1.54452949E-16	-1.48694185E-15	5.96863132E-11	-2.85080044E-10	2.81551335E-10	3.24167553E-12
-2.25245261E-13	-8.09942035E-13	-2.85080044E-10	2.55646445E-06	-2.55648715E-06	-8.54689278E-11
6.38835100E-13	6.35112703E-13	2.81551335E-10	-2.55648715E-06	2.55795748E-06	-1.14866506E-09
-3.63027781E-13	2.01926609E-13	3.24167553E-12	-8.54689278E-11	-1.14866506E-09	1.07111946E-09