251732 1998HG49 help
Last update: 2025-04-18 00:06 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
1.200554
1-sigma variation
9.031E-9
Unit
Eccentricity (e)
Value
0.112437
1-sigma variation
7.610E-8
Unit
-
Inclination (i)
Value
4.1950
1-sigma variation
3.747E-6
Unit
Long. of Ascending Node (Ω)
Value
44.8043
1-sigma variation
4.119E-5
Unit
Arg. of Perihelion (ω)
Value
324.2735
1-sigma variation
0.0001
Unit
Mean Anomaly (M)
Value
38.54231
1-sigma variation
0.00004
Unit
Perihelion distance
Value
1.065567
1-sigma variation
Unit
Aphelion distance
Value
1.335541
1-sigma variation
Unit
Asc. Node-Earth Sep.
Value
0.095190
1-sigma variation
Unit
Desc. Node-Earth Sep.
Value
0.295932
1-sigma variation
Unit
MOID
Value
0.076765
1-sigma variation
Unit
Orbit Period
Value
480.4750
1-sigma variation
Unit
U parameter
Value
0.4
1-sigma variation
Unit
-
A2
Value
-95.41459
1-sigma variation
17.63690
Unit
10-15au/days2
Covariance Matrix
aeiΩωMA2
a8.15593E-17-5.16383E-16-4.24061E-15-3.80951E-151.98089E-13-3.21664E-131.57751E-7
e-5.16383E-165.79060E-152.84137E-148.06778E-14-7.62468E-131.29056E-12-1.02503E-6
i-4.24061E-152.84137E-141.40410E-11-2.95686E-111.16889E-112.60851E-11-8.24588E-6
Ω-3.80951E-158.06778E-14-2.95686E-111.69666E-9-1.65599E-9-4.24887E-11-9.30881E-6
ω1.98089E-13-7.62468E-131.16889E-11-1.65599E-92.54868E-9-1.28879E-93.79475E-4
M-3.21664E-131.29056E-122.60851E-11-4.24887E-11-1.28879E-91.96541E-9-6.09398E-4
A21.57751E-7-1.02503E-6-8.24588E-6-9.30881E-63.79475E-4-6.09398E-43.11059E2
Date of computation: 2025-03-28 15:40 UTC
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