2021TP21 help
Last update: 2025-09-21 13:16 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
2.518580
1-sigma variation
2.376E-8
Unit
Eccentricity (e)
Value
0.677580
1-sigma variation
3.572E-7
Unit
-
Inclination (i)
Value
25.4169
1-sigma variation
1.632E-5
Unit
Long. of Ascending Node (Ω)
Value
8.0518
1-sigma variation
2.163E-5
Unit
Arg. of Perihelion (ω)
Value
116.3165
1-sigma variation
0.0001
Unit
Mean Anomaly (M)
Value
353.78383
1-sigma variation
0.00001
Unit
Perihelion distance
Value
0.812040
1-sigma variation
Unit
Aphelion distance
Value
4.225120
1-sigma variation
Unit
Asc. Node-Earth Sep.
Value
0.945700
1-sigma variation
Unit
Desc. Node-Earth Sep.
Value
0.047991
1-sigma variation
Unit
MOID
Value
0.033098
1-sigma variation
Unit
Orbit Period
Value
1459.9302
1-sigma variation
Unit
U parameter
Value
0.0
1-sigma variation
Unit
-
Covariance Matrix
aeiΩωM
a5.64492E-162.83391E-151.76417E-132.46227E-137.49498E-13-1.89024E-13
e2.83391E-151.27599E-13-4.62836E-132.61897E-122.71067E-11-1.56700E-12
i1.76417E-13-4.62836E-132.66217E-102.73487E-10-1.66600E-10-6.28189E-11
Ω2.46227E-132.61897E-122.73487E-104.68065E-103.73074E-10-1.02549E-10
ω7.49498E-132.71067E-11-1.66600E-103.73074E-106.11315E-9-3.98582E-10
M-1.89024E-13-1.56700E-12-6.28189E-11-1.02549E-10-3.98582E-107.44684E-11
Date of computation: 2025-09-21 13:16 UTC
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