2018UA help
Last update: 2024-05-05 23:50 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
60400.0000
1-sigma variation
Unit
MJD
Semimajor Axis
Value
1.390447
1-sigma variation
0.000893
Unit
Eccentricity (e)
Value
0.447435
1-sigma variation
0.000341
Unit
-
Inclination (i)
Value
2.6441
1-sigma variation
0.0040
Unit
Long. of Ascending Node (Ω)
Value
205.4684
1-sigma variation
0.0159
Unit
Arg. of Perihelion (ω)
Value
255.4691
1-sigma variation
0.0378
Unit
Mean Anomaly (M)
Value
85.34315
1-sigma variation
0.72954
Unit
Perihelion distance
Value
0.768313
1-sigma variation
Unit
Aphelion distance
Value
2.012581
1-sigma variation
Unit
Asc. Node-Earth Sep.
Value
0.249792
1-sigma variation
Unit
Desc. Node-Earth Sep.
Value
0.004157
1-sigma variation
Unit
MOID
Value
0.000510
1-sigma variation
Unit
Orbit Period
Value
598.8666
1-sigma variation
Unit
U parameter
Value
7.8
1-sigma variation
Unit
-
Covariance Matrix
aeiΩωM
a7.97418E-73.04594E-73.54029E-61.42328E-5-3.36510E-5-6.51468E-4
e3.04594E-71.16481E-71.35093E-65.43497E-6-1.28257E-5-2.48850E-4
i3.54029E-61.35093E-61.58448E-56.32232E-5-1.49708E-4-2.89227E-3
Ω1.42328E-55.43497E-66.32232E-52.54057E-4-6.00964E-4-1.16277E-2
ω-3.36510E-5-1.28257E-5-1.49708E-4-6.00964E-41.42601E-32.74908E-2
M-6.51468E-4-2.48850E-4-2.89227E-3-1.16277E-22.74908E-25.32231E-1
Date of computation: 2024-04-23 10:08 UTC
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