NEODyS

NEODyS-2

Near Earth Objects - Dynamic Site

NEODyS ∴ Objects ∴ 2021TR4 ∴ Orbital info ∴ Epoch 60400 MJD

2021TR4 ▹

ORBITAL INFORMATION

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(ASCII data file 2021TR4.eq1)

Keplerian elements
(Epoch 60400.0 MJD)
	Value	1-σ variation	Units
a	1.09528	0.0001679	au
e	0.207711	0.0001537
i	18.229	0.01024	deg
Ω	193.462	9.188e-05	deg
ω	101.886	0.01559	deg
M	114.985	0.2083	deg

Other useful info
Absolute Magnitude (H)	27.8	mag
Slope parameter (G)	0.15	mag
Perihelion distance	0.8678	au
Aphelion distance	1.3228	au
Asc. node-Earth separation	0.095	au
Desc. node-Earth separation	0.00614	au
Earth MOID	0.00509	au
Orbital period	418.683	days
Date of orbit computation	feb 26 12:29

Covariance matrix
2.82020378E-08	2.58021118E-08	1.71754038E-06	1.54109012E-08	2.61758895E-06	-3.49860646E-05
2.58021118E-08	2.36124577E-08	1.57193051E-06	1.41042772E-08	2.39366809E-06	-3.20084489E-05
1.71754038E-06	1.57193051E-06	1.04826175E-04	9.40612388E-07	1.59290579E-04	-2.13064637E-03
1.54109012E-08	1.41042772E-08	9.40612388E-07	8.44106809E-09	1.42927553E-06	-1.91175620E-05
2.61758895E-06	2.39366809E-06	1.59290579E-04	1.42927553E-06	2.43181535E-04	-3.24732858E-03
-3.49860646E-05	-3.20084489E-05	-2.13064637E-03	-1.91175620E-05	-3.24732858E-03	4.34020212E-02

Correlation matrix
1.00000000	0.99987201	0.99892260	0.99882428	0.99953017	-0.99999970
0.99987201	1.00000000	0.99914352	0.99903692	0.99891385	-0.99985968
0.99892260	0.99914352	1.00000000	0.99994732	0.99767692	-0.99889888
0.99882428	0.99903692	0.99994732	1.00000000	0.99758970	-0.99880068
0.99953017	0.99891385	0.99767692	0.99758970	1.00000000	-0.99955331
-0.99999970	-0.99985968	-0.99889888	-0.99880068	-0.99955331	1.00000000