AstDyS-2
Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1998DT12 ∴ Orbital info ∴ Epoch epochXXX
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(20239) 1998DT12  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 20239.eq1)
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.32703 6.887e-09 au
e 0.169027 3.247e-08
i 3.41 3.504e-06 deg
Ω 333.96 6.082e-05 deg
ω 1.746 6.175e-05 deg
M 290.884 1.16e-05 deg
Other useful info
Absolute Magnitude (H)    15.8 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9337 au
Aphelion 2.7204 au
Asc. node-Earth separation 0.92391 au
Desc. node-Earth separation 1.73107 au
Earth MOID 0.92381 au
Orbital period 1296.59 days
Date of orbit computation  apr 23 19:50
Correlation matrix
1.000000000.287449960.006585330.002453970.00481652-0.35040620
0.287449961.00000000-0.00196231-0.001109420.01271668-0.18640964
0.00658533-0.001962311.000000000.10481287-0.104019870.00175022
0.00245397-0.001109420.104812871.00000000-0.98174332-0.00427454
0.004816520.01271668-0.10401987-0.981743321.00000000-0.17167956
-0.35040620-0.186409640.00175022-0.00427454-0.171679561.00000000
Covariance matrix
4.74329214E-176.42801833E-171.58939425E-161.02797076E-152.04832018E-15-2.79881171E-14
6.42801833E-171.05426508E-15-2.23283893E-16-2.19100922E-152.54960416E-14-7.01948495E-14
1.58939425E-16-2.23283893E-161.22808586E-112.23409035E-11-2.25089265E-117.11328267E-14
1.02797076E-15-2.19100922E-152.23409035E-113.69950435E-09-3.68717588E-09-3.01524730E-12
2.04832018E-152.54960416E-14-2.25089265E-11-3.68717588E-093.81283712E-09-1.22943248E-10
-2.79881171E-14-7.01948495E-147.11328267E-14-3.01524730E-12-1.22943248E-101.34500510E-10