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Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2017AL4 ∴ Orbital info ∴ Epoch 60400 MJD
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2017AL4  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 2017AL4.eq1)
Keplerian elements
(Epoch 60400.0 MJD)
Value 1-σ variation Units
a 1.4522 2.955e-09 au
e 0.3112 4.188e-08
i 13.216 1.054e-05 deg
Ω 270.76 1.279e-05 deg
ω 127.943 3.439e-05 deg
M 89.104 1.804e-05 deg
Other useful info
Absolute Magnitude (H)    23.1 mag
Slope parameter (G)    0.15 mag
Perihelion distance 1.0003 au
Aphelion distance 1.9041 au
Asc. node-Earth separation 0.60541 au
Desc. node-Earth separation 0.11802 au
Earth MOID 0.08929 au
Orbital period 639.203 days
Date of orbit computation   feb 26 11:24

Covariance matrix
8.73423102E-182.67100537E-171.25051419E-148.70748917E-15-5.20705411E-142.70637524E-14
2.67100537E-171.75389079E-155.58355197E-144.72138942E-14-7.20799583E-133.43426055E-13
1.25051419E-145.58355197E-141.11111256E-101.03287692E-10-2.80396878E-101.38804971E-10
8.70748917E-154.72138942E-141.03287692E-101.63545314E-10-3.36019250E-101.40602481E-10
-5.20705411E-14-7.20799583E-13-2.80396878E-10-3.36019250E-101.18269184E-09-5.95700122E-10
2.70637524E-143.43426055E-131.38804971E-101.40602481E-10-5.95700122E-103.25296167E-10

Correlation matrix
1.000000000.215804830.401418380.23038890-0.512323120.50773395
0.215804831.000000000.126482450.08815552-0.500469310.45466602
0.401418380.126482451.000000000.76621472-0.773496490.73010701
0.230388900.088155520.766214721.00000000-0.764028050.60958526
-0.51232312-0.50046931-0.77349649-0.764028051.00000000-0.96040058
0.507733950.454666020.730107010.60958526-0.960400581.00000000