grss.fit.fit_utils#
Utilities for the GRSS orbit determination code
Functions
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Converts JPL NAIF SPICE Ephemeris time to Modified Julian Date. |
Creates a dictionary of MPC codes and their corresponding longitude, geocentric latitude, and distance from the geocenter |
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Read in the MPC observatory codes and return them as a dictionary. |
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Creates a list of observer information for each observer code for passing into a libgrss PropSimulation object |
Creates a dictionary of radar codes and their corresponding longitude, geocentric latitude, and distance from the geocenter |
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Get a set of desired elements for small body from SBDB API |
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Return small body orbit information from JPL SBDB API |
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Get json data from JPL SBDB entry for desired small body |
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Get similarity statistics between two solutions. |
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Converts Modified Julian Date to JPL NAIF SPICE Ephemeris time. |
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Convert parallax constants to geocentric longitude, latitude, and distance. |