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Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2017HW9 ∴ Orbital info ∴ Epoch epochXXX
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2017HW9  ▹ 
ORBITAL INFORMATION
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(ASCII data file 2017HW9.eq1)
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.61096 3.747e-08 au
e 0.262266 6.685e-08
i 14.504 7.018e-06 deg
Ω 91.256 5.637e-05 deg
ω 176.97 6.37e-05 deg
M 198.27 3.57e-05 deg
Other useful info
Absolute Magnitude (H)    17.0 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9262 au
Aphelion 3.2957 au
Asc. node-Earth separation 2.31117 au
Desc. node-Earth separation 0.91037 au
Earth MOID 0.91008 au
Orbital period 1540.98 days
Date of orbit computation  apr 24 02:22
Correlation matrix
1.00000000-0.248813380.063142060.038179060.21631991-0.64532951
-0.248813381.00000000-0.06657630-0.02372134-0.209712120.49096399
0.06314206-0.066576301.00000000-0.360487010.36182899-0.10013293
0.03817906-0.02372134-0.360487011.00000000-0.83972468-0.03202042
0.21631991-0.209712120.36182899-0.839724681.00000000-0.49333836
-0.645329510.49096399-0.10013293-0.03202042-0.493338361.00000000
Covariance matrix
1.40413399E-15-6.23281230E-161.66059545E-148.06466925E-145.16338503E-13-8.63257344E-13
-6.23281230E-164.46901790E-15-3.12367997E-14-8.93927424E-14-8.93024389E-131.17168310E-12
1.66059545E-14-3.12367997E-144.92585502E-11-1.42622304E-101.61762527E-10-2.50883579E-11
8.06466925E-14-8.93927424E-14-1.42622304E-103.17770826E-09-3.01528022E-09-6.44374801E-11
5.16338503E-13-8.93024389E-131.61762527E-10-3.01528022E-094.05758384E-09-1.12184568E-09
-8.63257344E-131.17168310E-12-2.50883579E-11-6.44374801E-11-1.12184568E-091.27440938E-09