Basic API

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Contents

• Anomalies Conversions
• Normal
  • m2e()
  • e2m()
  • m2f()
  • f2m()
  • e2f()
  • f2e()
  • n2h()
  • h2n()
  • n2f()
  • f2n()
  • h2f()
  • f2h()
  • zeta2f()
  • f2zeta()
• Vectorized
  • m2e_v()
  • e2m_v()
  • m2f_v()
  • f2m_v()
  • e2f_v()
  • f2e_v()
  • n2h_v()
  • h2n_v()
  • n2f_v()
  • f2n_v()
  • h2f_v()
  • f2h_v()
  • zeta2f_v()
  • f2zeta_v()
• Global constants
• Orbital Elements
• Conversions
  • ic2par()
  • par2ic()
  • ic2mee()
  • mee2ic()
  • mee2par()
  • par2mee()
• Types
  • el_type
• Epoch class
  • epoch
• Planet class
  • planet
• User defined planets (UDPLAs)
• Basic
  • null_udpla
  • keplerian
  • jpl_lp
• Advanced
  • vsop2013
  • tle
  • spice
  • de440s
  • cr3bp
• Lambert class
  • lambert_problem
• Fly-by routines
• Minovitch fly-by
  • fb_con()
  • fb_dv()
  • fb_vout()
• Various approximations for orbital transfers
  • Basic transfers
  • Maximum initial mass approximation (MIMA)
  • Phasing indicators
• Numerical Propagation
  • Keplerian
  • Two Body Problem (Kepler)
  • Circular Restricted Three Body Problem
  • Bicircular Problem
  • Zero-Order Hold Keplerian Propagator in Cartesian Coordinates
  • Zero-Order Hold Keplerian Propagator in Equinoctial Elements
  • Zero-Order Hold CR3BP Propagator in Cartesian Coordinates
  • Zero-Order Hold Solar Sail Propagator in Cartesian Coordinates
  • Low-Thrust Pontryagin Cartesian TPBVP
  • Low-Thrust Pontryagin Equinoctial TPBVP
• Interplanetary transfer legs
  • sims_flanagan
  • zoh
• Trajectory Optimization
• Direct
  • Sims-Flanagan
  • Zero-Order-Hold
• Indirect
  • pontryagin_cartesian_mass
  • pontryagin_cartesian_time
  • pontryagin_equinoctial_mass
  • pontryagin_equinoctial_time
• Evolutionary Encodings
  • mga
  • mga_1dsm
  • pl2pl_N_impulses
• Utilities
  • primer_vector()
  • primer_vector_surrogate()
  • _launchers
• Trajectory Optimization Gym
  • MGA Problems
  • MGA-1DSM Problems
  • Multiple-Impulse Problems
  • TOPS Problems
• The plot module
  • Common utils
• Utils
• Spice Utils
  • spice_version()
  • load_spice_kernels()
  • unload_spice_kernels()
  • inspect_spice_kernel()
  • name2naifid()
  • extract_coverage_window()
  • epoch2utc()
  • framename2naifid()
  • rotation_matrix()
  • naifid2name()
• Encoding Utils
  • alpha2direct()
  • direct2alpha()
  • eta2direct()
  • direct2eta()
  • uvV2cartesian()
  • cartesian2uvV()
  • compute_softmax_and_jacobian()
• Miscellanea
  • planet_to_keplerian()