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Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 1999AF4 ∴ Orbital info ∴ Epoch 60400 MJD
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1999AF4  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 1999AF4.eq1)
Keplerian elements
(Epoch 60400.0 MJD)
Value 1-σ variation Units
a 2.85018 1.727e-08 au
e 0.607733 1.789e-08
i 12.669 4.888e-06 deg
Ω 294.238 6.694e-06 deg
ω 155.712 1.356e-05 deg
M 110.757 6.354e-06 deg
Other useful info
Absolute Magnitude (H)    18.4 mag
Slope parameter (G)    0.15 mag
Perihelion distance 1.118 au
Aphelion distance 4.5823 au
Asc. node-Earth separation 3.01279 au
Desc. node-Earth separation 0.17375 au
Earth MOID 0.15273 au
Orbital period 1757.55 days
Date of orbit computation   feb 26 10:23

Covariance matrix
2.98147849E-16-1.01052623E-16-8.51832166E-15-1.90470919E-142.05621953E-13-1.09425066E-13
-1.01052623E-163.19944146E-16-2.02868704E-14-1.72484553E-14-7.23360416E-143.93684129E-14
-8.51832166E-15-2.02868704E-142.38891709E-11-5.07825412E-128.15931561E-121.49657180E-12
-1.90470919E-14-1.72484553E-14-5.07825412E-124.48060692E-11-5.28634826E-116.59913755E-12
2.05621953E-13-7.23360416E-148.15931561E-12-5.28634826E-111.83822688E-10-7.59738044E-11
-1.09425066E-133.93684129E-141.49657180E-126.59913755E-12-7.59738044E-114.03732812E-11

Correlation matrix
1.00000000-0.32718596-0.10093404-0.164795140.87832265-0.99736460
-0.327185961.00000000-0.23204779-0.14406043-0.298275850.34638877
-0.10093404-0.232047791.00000000-0.155219210.123127100.04818923
-0.16479514-0.14406043-0.155219211.00000000-0.582489090.15515713
0.87832265-0.298275850.12312710-0.582489091.00000000-0.88189584
-0.997364600.346388770.048189230.15515713-0.881895841.00000000