2018CL help
Last update: 2026-06-04 23:11 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
61200.0000
1-sigma variation
Unit
MJD
Semimajor Axis
Value
0.854331
1-sigma variation
0.000019
Unit
Eccentricity (e)
Value
0.241239
1-sigma variation
0.000072
Unit
-
Inclination (i)
Value
11.8515
1-sigma variation
0.0045
Unit
Long. of Ascending Node (Ω)
Value
136.2565
1-sigma variation
3.211E-5
Unit
Arg. of Perihelion (ω)
Value
141.6996
1-sigma variation
0.0005
Unit
Mean Anomaly (M)
Value
78.86401
1-sigma variation
0.15062
Unit
Perihelion distance
Value
0.648233
1-sigma variation
Unit
Aphelion distance
Value
1.060428
1-sigma variation
Unit
Asc. Node-Earth Sep.
Value
0.006583
1-sigma variation
Unit
Desc. Node-Earth Sep.
Value
-0.337728
1-sigma variation
Unit
MOID
Value
0.004767
1-sigma variation
Unit
Orbit Period
Value
288.4280
1-sigma variation
Unit
U parameter
Value
6.1
1-sigma variation
Unit
-
Covariance Matrix
aeiΩωM
a3.71777E-10-1.38227E-9-8.62746E-86.18016E-106.36031E-9-2.90412E-6
e-1.38227E-95.15033E-93.21458E-7-2.29737E-9-2.50053E-81.08008E-5
i-8.62746E-83.21458E-72.00683E-5-1.43322E-7-1.56040E-66.74137E-4
Ω6.18016E-10-2.29737E-9-1.43322E-71.03084E-91.05189E-8-4.82748E-6
ω6.36031E-9-2.50053E-8-1.56040E-61.05189E-82.75475E-7-5.00917E-5
M-2.90412E-61.08008E-56.74137E-4-4.82748E-6-5.00917E-52.26864E-2
Date of computation: 2026-06-04 23:11 UTC
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