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Solar Eclipse
Computes the centre line of a solar eclipse

bijna 2 jaar ago | 3 downloads |

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Local Circumstances of a Solar Eclipse
Computation of possibility of observing solar eclipse at the observer's location

bijna 2 jaar ago | 2 downloads |

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NASA JPL Developement Ephemerides (DE430)
DE430 covers 1549-12-21 to 2650-01-25. Referred to the ICRF version 2.0.

bijna 2 jaar ago | 10 downloads |

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

bijna 2 jaar ago | 18 downloads |

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Answered
How to change gregorian to julian?
%-------------------------------------------------------------------------- % % Mjday: Modified Julian Date from calenda...

ongeveer 2 jaar ago | 0

| accepted

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Lambert's Problem
Lambert’s problem is the orbital boundary-value problem constrained by two points and elapsed time.

meer dan 2 jaar ago | 12 downloads |

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NREL's Solar Position Algorithm (SPA)
Solar Position Algorithm for Solar Radiation Applications

meer dan 2 jaar ago | 27 downloads |

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Submitted


Astronomy on the Personal Computer
The computer programs cover topics of interest in spherical astronomy and celestial mechanics.

meer dan 2 jaar ago | 12 downloads |

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ICRS-ITRS transformation
Transformation from celestial to terrestrial reference system

meer dan 2 jaar ago | 5 downloads |

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SolTrack
A simple, free, fast and accurate routine to compute the position of the Sun

meer dan 2 jaar ago | 1 download |

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Runge-Kutta-Nystrom
Runge-Kutta-Nystrom Integration

meer dan 2 jaar ago | 5 downloads |

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Runge-Kutta Five
5th order Runge-Kutta integrator (fixed-step)

bijna 3 jaar ago | 9 downloads |

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Precise GPS Receiver Position
Computation of GPS receiver position using navigation, observation and IGS precise orbit files

bijna 3 jaar ago | 39 downloads |

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NASA JPL Developement Ephemerides (DE405)
DE405 covers 1599-12-09 to 2201-02-20. Referred to the International Celestial Reference Frame.

bijna 3 jaar ago | 7 downloads |

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Submitted


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

bijna 3 jaar ago | 5 downloads |

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

bijna 3 jaar ago | 6 downloads |

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Astronomy Toolbox
Standards Of Fundamental Astronomy

bijna 3 jaar ago | 16 downloads |

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Sun Position
Geocentric equatorial position of the Sun (in [m]), referred to the ICRF

bijna 3 jaar ago | 17 downloads |

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Standard Jacchia Reference Atmosphere 1977
The Jacchia 1977 thermospheric model is combined with the U.S. Standard Atmosphere 1976 model.

bijna 3 jaar ago | 10 downloads |

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Klobuchar Ionospheric Delay Model
Ionospheric time-delay algorithm for Single-Frequency GPS Users

ongeveer 3 jaar ago | 9 downloads |

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Sunrise Sunset
Rising and setting times of Sun and Moon and twilight times

meer dan 3 jaar ago | 6 downloads |

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GPS Broadcast Orbits
Computation of GPS broadcast orbits from RINEX navigation file

meer dan 3 jaar ago | 20 downloads |

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GPS Receiver Position
Computation of GPS receiver position based on navigation and observation files

meer dan 3 jaar ago | 35 downloads |

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Least Squares Fitting_Polynomial
Finding the best-fitting curve to a given set of points using Least-Squares method

meer dan 3 jaar ago | 5 downloads |

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Least Squares Fitting_Trigonometric Functions
Least Squares Fitting_Trigonometric Functions

meer dan 3 jaar ago | 4 downloads |

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