Add builder code for test of Hipparcos conversion
Add builder code for test of Hipparcos conversion

exoanalytic/python-skyfield,skyfielders/python-skyfield,skyfielders/python-skyfield,ozialien/python-skyfield,GuidoBR/python-skyfield,ozialien/python-skyfield,GuidoBR/python-skyfield,exoanalytic/python-skyfield