Features

This framework provides the following features :

• Work with JPL Spice kernels and stars
• Export simulation to Cosmographia
• Compute and convert orbital parameters
  • State vector
  • Two lines elements
  • Equinoctial
  • Keplerian elements
• Compute and convert coordinates system
  • Equatorial
  • Horizontal
  • Planetodetic
  • Planetodentric
• Frame transformation
  • ICRF / J2000
  • Ecliptic J2000
  • Ecliptic B1950
  • Galactic
  • B1950
  • FK4
  • Body fixed frames and ITRF93 (High accuracy earth fixed frame)
• Configure spacecraft
  • Clock
  • Fuel tank
  • Engines
  • Instrument
• Spacecraft propagator
  • Impulsive maneuvers
  • Fuel balance
• Impulse maneuvers :
  • Apogee height
  • Perigee height
  • Plane alignment
  • Combined maneuver
  • Apsidal alignment
  • Phasing
• Attitudes
  • Instrument pointing toward an object
  • Nadir
  • Zenith
  • Prograde
  • Retrograde
  • Zenith
• Surface site on any celestial body
• Evaluate launch opportunities
• Use or convert different time referential (Calendar, Julian, seconds from J2000, TDB, UTC, Local)
• Get celestial body information based on Naif kernels
• Find time windows based on distance constraints from spacecraft, celestial body or ground site
• Find time windows based on occultation constraints from spacecraft, celestial body or ground site
• Find time windows based on coordinate constraints from spacecraft, celestial body or ground site
• Find time windows based on illumination constraints from ground site.
• Find time windows when an object is in instrument field of view.
• Manipulate kernel files
• Math tools
  • Vector
  • Matrix
  • Quaternion
  • Lagrange interpolation
• ...