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SGP4 TLE Propagation/Ushahidi
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SGP4 TLE Propagation

SGP4 (Simplified General Perturbations 4) is a rapid orbital propagation method that predicts satellite position and velocity from Two-Line Element (TLE) sets published by NORAD. Developed in the 1970s, SGP4 accounts for atmospheric drag, gravitational perturbations, and solar radiation pressure using simplified analytical models. SGP4 is the de facto standard for space surveillance, conjunction assessment, and satellite tracking.

Sources recorded, not reviewed

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Simplified General Perturbations 4 with Two-Line Element Set
Rekodi ya mbinu ya kiajenda · process-pipeline / aerospace
  • Vallado, D. A., Crawford, P., Hujsa, R., & Kelso, T. S. (2006). Revisiting Spacetrack Report Number 3. In AIAA/AAS Astrodynamics Specialist Conference. · DOI 10.2514/6.2006-6753
  • Kelso, T. S. (1995). Analysis of the Iridium 33/Cosmos 2251 Collision. CelesTrak. · URL
  • Hoots, F. R., & Roehrich, R. L. (1980). Models for Propagation of NORAD Element Sets. Spacetrack Report No. 3. · URL
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Same method familyB-Dot Controllermachine-suggested · Relational suggestion, not evidence.Same method familyQuaternion Attitudemachine-suggested · Relational suggestion, not evidence.Same method familyTCASmachine-suggested · Relational suggestion, not evidence.

Hali ya ushahidi

Sources recorded, not reviewed

Bibliographic sources are present. Claim-level evidence review has not been performed.

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