AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 1999TR221 ∴ Orbital info ∴ Epoch epochXXX

(44810) 1999TR221 ▹

ORBITAL INFORMATION

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(ASCII data file 44810.eq0)

Keplerian elements at epoch
57305.2 MJD
	Value	1-σ variation	Units
a	2.192	5.916e-09	au
e	0.140628	3.481e-08
i	7.723	4.111e-06	deg
Ω	142.78	2.306e-05	deg
ω	223.511	2.694e-05	deg
M	353.036	1.401e-05	deg

Other useful info
Absolute Magnitude (H)	14.9	mag
Slope parameter (G)	0.15	mag
Perihelion	1.8837	au
Aphelion	2.5003	au
Asc. node-Earth separation	1.40424	au
Desc. node-Earth separation	0.93697	au
Earth MOID	0.88843	au
Orbital period	1185.39	days
Date of orbit computation	apr 23 19:55

Correlation matrix
1.00000000	-0.07413393	0.00694454	-0.00006886	0.13761437	-0.28383951
-0.07413393	1.00000000	-0.00096643	0.00627092	-0.15584348	0.24669174
0.00694454	-0.00096643	1.00000000	0.00427494	-0.00075088	-0.00507178
-0.00006886	0.00627092	0.00427494	1.00000000	-0.85285572	0.00945620
0.13761437	-0.15584348	-0.00075088	-0.85285572	1.00000000	-0.52029184
-0.28383951	0.24669174	-0.00507178	0.00945620	-0.52029184	1.00000000

Covariance matrix
3.50019590E-17	-1.52684936E-17	1.68893329E-16	-9.39211905E-18	2.19371589E-14	-2.35181941E-14
-1.52684936E-17	1.21189776E-15	-1.38301714E-16	5.03311362E-15	-1.46181378E-13	1.20274222E-13
1.68893329E-16	-1.38301714E-16	1.68984079E-11	4.05158633E-13	-8.31696059E-14	-2.91990250E-13
-9.39211905E-18	5.03311362E-15	4.05158633E-13	5.31551480E-10	-5.29808189E-10	3.05333256E-12
2.19371589E-14	-1.46181378E-13	-8.31696059E-14	-5.29808189E-10	7.26007096E-10	-1.96337112E-10
-2.35181941E-14	1.20274222E-13	-2.91990250E-13	3.05333256E-12	-1.96337112E-10	1.96141684E-10