2009DD45 help
Last update: 2025-09-10 00:30 UTC
Epoch
Orbit properties
  • Epoch
  • Semimajor Axis
  • Eccentricity (e)
  • Inclination (i)
  • Long. of Ascending Node (Ω)
  • Arg. of Perihelion (ω)
  • Mean Anomaly (M)
  • Perihelion distance
  • Aphelion distance
  • Asc. Node-Earth Sep.
  • Desc. Node-Earth Sep.
  • MOID
  • Orbit Period
  • U parameter
Value
1-sigma variation
Unit
Epoch
Value
61000.0000
1-sigma variation
Unit
MJD
Semimajor Axis
Value
1.240938
1-sigma variation
0.000003
Unit
Eccentricity (e)
Value
0.204841
1-sigma variation
0.000002
Unit
-
Inclination (i)
Value
13.7437
1-sigma variation
0.0001
Unit
Long. of Ascending Node (Ω)
Value
161.8931
1-sigma variation
8.861E-6
Unit
Arg. of Perihelion (ω)
Value
13.9716
1-sigma variation
0.0001
Unit
Mean Anomaly (M)
Value
25.66101
1-sigma variation
0.01564
Unit
Perihelion distance
Value
0.986743
1-sigma variation
Unit
Aphelion distance
Value
1.495133
1-sigma variation
Unit
Asc. Node-Earth Sep.
Value
-0.000392
1-sigma variation
Unit
Desc. Node-Earth Sep.
Value
0.474694
1-sigma variation
Unit
MOID
Value
0.000385
1-sigma variation
Unit
Orbit Period
Value
504.9211
1-sigma variation
Unit
U parameter
Value
4.3
1-sigma variation
Unit
-
Covariance Matrix
aeiΩωM
a7.86303E-125.05132E-121.77431E-102.48325E-11-2.51011E-10-4.38424E-8
e5.05132E-123.24619E-121.14111E-101.59533E-11-1.59302E-10-2.81663E-8
i1.77431E-101.14111E-104.27486E-95.62838E-10-5.45236E-9-9.89461E-7
Ω2.48325E-111.59533E-115.62838E-107.85111E-11-7.91859E-10-1.38461E-7
ω-2.51011E-10-1.59302E-10-5.45236E-9-7.91859E-101.13337E-81.39746E-6
M-4.38424E-8-2.81663E-8-9.89461E-7-1.38461E-71.39746E-62.44457E-4
Date of computation: 2025-09-10 00:30 UTC
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