Agent skill

satellite-analysis

SatelliteAnalysis.jl for high-level satellite mission analysis including beta angle, eclipse time, frozen orbits, Sun-synchronous orbit design, ground tracks, and visibility analysis. Use when designing orbits, computing coverage, analyzing lighting conditions, or generating ground tracks.

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Install this agent skill to your Project

npx add-skill https://github.com/majiayu000/claude-skill-registry/tree/main/skills/other/other/satellite-analysis

SKILL.md

SatelliteAnalysis.jl

High-level satellite mission analysis. Repo: JuliaSpace/SatelliteAnalysis.jl

Beta Angle & Eclipse

julia
β = beta_angle(orb, Δjd; perturbation=:J2)    # Beta angle [rad]

Frozen Orbit Design

julia
(e, ω) = frozen_orbit(a, i; gravity_model=nothing, max_degree=53)

Sun-Synchronous Orbit Design

julia
# From angular velocity
(a, i, converged) = sun_sync_orbit_from_angular_velocity(angvel, e)

# From inclination -> semi-major axis
(a, converged) = sun_sync_orbit_semi_major_axis(i, e)

# From semi-major axis -> inclination
(i, converged) = sun_sync_orbit_inclination(a, e)

Ground-Repeating Orbits

julia
# Design table of Sun-sync ground-repeating orbits
df = design_sun_sync_ground_repeating_orbit(min_rep, max_rep; kwargs...)

# Adjacent track spacing
d = ground_repeating_orbit_adjacent_track_distance(a, e, i, orbit_cycle)
θ = ground_repeating_orbit_adjacent_track_angle(a, e, i, orbit_cycle)

Key Conventions

  • Units: meters, radians, seconds (SI)
  • perturbation keyword: :J0, :J2, :J4
  • Newton-Raphson solvers return (value, converged::Bool) tuples
  • DataFrames output with configurable display units via keywords
  • GeoMakie plotting via package extension
  • Re-exports SatelliteToolbox meta-package and DataFrames

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