Submitted

MSIS-86 Atmosphere Model
Neutral densities and temperature of the thermosphere

1 year ago | 23 downloads |

Submitted

Positions of solar system bodies
Heliocentric and geocentric positions of the nine planets of the solar system, in addition to the Moon and the Sun

1 year ago | 7 downloads |

Submitted

Relay Satellite Orbit Determination
Orbit Determination from Tracking and Data Relay Satellite Measurements

1 year ago | 10 downloads |

Submitted

Satellite Orbits: Models, Methods and Applications
Satellite Orbits: Models, Methods and Applications

1 year ago | 44 downloads |

Submitted

Planets Rise/Set
Computation of rising and setting times of major planets, the Sun, and the Moon utilizing the iterative method

1 year ago | 3 downloads |

Submitted

Real-Time Orbit Determination
Real-Time Orbit Determination based on GPS Navigation Data

1 year ago | 13 downloads |

Submitted

SGP8
The SGP8 model to calculate orbital state vectors of near-Earth satellites

1 year ago | 9 downloads |

Submitted

JACOBI METHOD
The Jacobi method is a method of solving a matrix equation on a matrix that has no zeros along its main diagonal.

1 year ago | 64 downloads |

Submitted

LU decomposition
Lower–Upper (LU) decomposition or factorization to solve the set of n linear equations Ax=b.

1 year ago | 6 downloads |

Submitted

Modified Julian Date
The most accurate calculation of modified Julian date (modified Julian date = Julian date - 2400000.5)

1 year ago | 4 downloads |

Submitted

NRLMSISE-00 Atmosphere Model
Computation of neutral temperature and densities in Earth's atmosphere from ground to thermospheric heights.

2 years ago | 57 downloads |

Submitted

Two Body Orbit Propagation (non-spherical Earth)
Satellite Gravity Field Missions: Simulation Scenarios

2 years ago | 10 downloads |

Submitted

NASA JPL Development Ephemerides (DE436)
DE436 covers 1549-12-21 to 2650-01-25. Referred to the International Celestial Reference Frame (version 2.0).

2 years ago | 3 downloads |

Submitted

NASA JPL Development Ephemerides (DE430)
DE430 covers 1549-12-21 to 2650-01-25. Referred to the International Celestial Reference Frame (version 2.0).

2 years ago | 11 downloads |

Submitted

Radau IIA
Variable-order Radau IIA integrator with step-size control

3 years ago | 6 downloads |

Submitted

Ephemerides calculation for comets and minor planets
Calculation of unperturbed ephemerides with arbitrary eccentricity for comets and minor planets

3 years ago | 4 downloads |

Submitted

State Transition Matrix (non-spherical Earth)
Computation of state transition matrix for desired degree and order of gravity field of the Earth.

4 years ago | 5 downloads |

Submitted

Shampine-Gordon Integrator
Shampine-Gordon is a variable-step, variable-order multi-step integrator.

4 years ago | 3 downloads |

Submitted

QR decomposition
QR Decomposition or Factorization (Householder Reflections Approach)

4 years ago | 5 downloads |

Submitted

Gaussian Elimination
Systems of Linear Equations: Gaussian Elimination

4 years ago | 7 downloads |

Submitted

Runge-Kutta-Fehlberg (RKF45)
Fehlberg's 4th and 5th Order Embedded Method

4 years ago | 43 downloads |

Submitted

Newton-Raphson method
Newton-Raphson is a root-finding algorithm which produces successively better approximations to the roots of a real-valued funct...

4 years ago | 43 downloads |

Submitted

Poisson Elliptic PDE
Second order linear partial differential equations (PDEs) are classified as either elliptic, hyperbolic, or parabolic.

4 years ago | 9 downloads |

Submitted

Golden Search Procedure
The golden-section search is a technique for finding an extremum (minimum or maximum) of a function inside a specified interval....

4 years ago | 4 downloads |