NEODyS

NEODyS-2

Near Earth Objects - Dynamic Site

NEODyS ∴ Objects ∴ 2018HE ∴ Orbital info ∴ Epoch 58225 MJD

2018HE ▹

ORBITAL INFORMATION

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(ASCII data file 2018HE.eq0)

Keplerian elements
(Epoch 58225.2 MJD)
	Value	1-σ variation	Units
a	1.75369	0.008525	au
e	0.365384	0.002755
i	24.541	0.09908	deg
Ω	30.279	0.008035	deg
ω	157.754	0.05923	deg
M	9.167	0.09495	deg

Other useful info
Absolute Magnitude (H)	23.8	mag
Slope parameter (G)	0.15	mag
Perihelion distance	1.1129	au
Aphelion distance	2.3945	au
Asc. node-Earth separation	1.29957	au
Desc. node-Earth separation	0.1308	au
Earth MOID	0.12793	au
Orbital period	848.258	days
Date of orbit computation	Jul 29 12:15

Covariance matrix
7.26833512E-05	2.34838530E-05	8.44668874E-04	6.85024582E-05	5.03739153E-04	-8.09325159E-04
2.34838530E-05	7.58764050E-06	2.72904810E-04	2.21325622E-05	1.62727185E-04	-2.61479268E-04
8.44668874E-04	2.72904810E-04	9.81683026E-03	7.96135612E-04	5.85750584E-03	-9.40673567E-03
6.85024582E-05	2.21325622E-05	7.96135612E-04	6.45662060E-05	4.75017621E-04	-7.62874169E-04
5.03739153E-04	1.62727185E-04	5.85750584E-03	4.75017621E-04	3.50866183E-03	-5.61619197E-03
-8.09325159E-04	-2.61479268E-04	-9.40673567E-03	-7.62874169E-04	-5.61619197E-03	9.01466810E-03

Correlation matrix
1.00000000	0.99999656	0.99996173	0.99996788	0.99751051	-0.99984044
0.99999656	1.00000000	0.99993594	0.99994402	0.99732334	-0.99979052
0.99996173	0.99993594	1.00000000	0.99999718	0.99805927	-0.99995033
0.99996788	0.99994402	0.99999718	1.00000000	0.99801330	-0.99994337
0.99751051	0.99732334	0.99805927	0.99801330	1.00000000	-0.99861094
-0.99984044	-0.99979052	-0.99995033	-0.99994337	-0.99861094	1.00000000