libration and free software

Search results for tag «libration and»:

C88 1.2
… of the planets as well as it's orbital and rotational data. C88 features fully user configurable star charts (colors, fonts, objects etc.) zooming and mirroring of charts. equinox of date, J2, B1950 or B1900. printing capability. shows lunar libration and illumination. shows the solar rotat…