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AstDyS ∴ Objects ∴ 1981DE ∴ Orbital info ∴ Epoch epochXXX
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(7810) 1981DE  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 7810.eq0)
Keplerian elements at epoch
57707.4 MJD
Value 1-σ variation Units
a 2.3861 6.143e-09 au
e 0.075472 3.201e-08
i 5.478 3.593e-06 deg
Ω 244.086 3.211e-05 deg
ω 191.283 4.004e-05 deg
M 313.248 2.314e-05 deg
Other useful info
Absolute Magnitude (H)    13.7 mag
Slope parameter (G)    0.15 mag
Perihelion 2.206 au
Aphelion 2.5662 au
Asc. node-Earth separation 1.55111 au
Desc. node-Earth separation 1.22216 au
Earth MOID 1.22086 au
Orbital period 1346.27 days
Date of orbit computation  Jun 5 00:38
Correlation matrix
1.00000000-0.016599090.00689897-0.00493511-0.038918340.06446219
-0.016599091.00000000-0.00989397-0.00125618-0.136326930.25078780
0.00689897-0.009893971.00000000-0.242684060.19346354-0.00132184
-0.00493511-0.00125618-0.242684061.00000000-0.79708915-0.00188836
-0.03891834-0.136326930.19346354-0.797089151.00000000-0.59917476
0.064462190.25078780-0.00132184-0.00188836-0.599174761.00000000
Covariance matrix
3.77318265E-17-3.26372830E-181.52266237E-16-9.73537790E-16-9.57284427E-159.16454474E-15
-3.26372830E-181.02459350E-15-1.13791961E-15-1.29130507E-15-1.74739158E-131.85795047E-13
1.52266237E-16-1.13791961E-151.29101261E-11-2.80032378E-112.78353801E-11-1.09925121E-13
-9.73537790E-16-1.29130507E-15-2.80032378E-111.03134387E-09-1.02504146E-09-1.40358129E-12
-9.57284427E-15-1.74739158E-132.78353801E-11-1.02504146E-091.60348748E-09-5.55313497E-10
9.16454474E-151.85795047E-13-1.09925121E-13-1.40358129E-12-5.55313497E-105.35678059E-10