2021GW4 help
Last update: 2025-03-29 00:36 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
60800.0000
1-sigma variation
Unit
MJD
Semimajor Axis
Value
1.402585
1-sigma variation
0.000176
Unit
Eccentricity (e)
Value
0.303821
1-sigma variation
0.000093
Unit
-
Inclination (i)
Value
5.0718
1-sigma variation
0.0017
Unit
Long. of Ascending Node (Ω)
Value
22.5748
1-sigma variation
0.0002
Unit
Arg. of Perihelion (ω)
Value
206.9527
1-sigma variation
0.0008
Unit
Mean Anomaly (M)
Value
146.10185
1-sigma variation
0.16302
Unit
Perihelion distance
Value
0.976449
1-sigma variation
Unit
Aphelion distance
Value
1.828720
1-sigma variation
Unit
Asc. Node-Earth Sep.
Value
0.749114
1-sigma variation
Unit
Desc. Node-Earth Sep.
Value
-0.000820
1-sigma variation
Unit
MOID
Value
0.000474
1-sigma variation
Unit
Orbit Period
Value
606.7251
1-sigma variation
Unit
U parameter
Value
6.7
1-sigma variation
Unit
-
Covariance Matrix
aeiΩωM
a3.10877E-81.64036E-8-2.87983E-72.38466E-81.27648E-7-2.87437E-5
e1.64036E-88.65559E-9-1.51964E-71.25831E-86.74843E-8-1.51668E-5
i-2.87983E-7-1.51964E-72.77988E-6-2.44449E-7-1.18387E-62.66283E-4
Ω2.38466E-81.25831E-8-2.44449E-72.32950E-89.70989E-8-2.20511E-5
ω1.27648E-76.74843E-8-1.18387E-69.70989E-86.18170E-7-1.18069E-4
M-2.87437E-5-1.51668E-52.66283E-4-2.20511E-5-1.18069E-42.65765E-2
Date of computation: 2025-02-19 13:28 UTC
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