| unCalcFlag | Foreign.SwissEphemeris |
| unEclipseFlag | Foreign.SwissEphemeris |
| unEpheCalcFlag | Foreign.SweEphe4 |
| unEpheConst | Foreign.SweEphe4 |
| unEpheFlag | Foreign.SwissEphemeris |
| unGregFlag | Foreign.SwissEphemeris |
| universalToTerrestrial | SwissEphemeris.Time, SwissEphemeris |
| universalToTerrestrialSafe | SwissEphemeris.Time, SwissEphemeris |
| universalToTerrestrialSE | SwissEphemeris.Time, SwissEphemeris |
| unPlacalcPlanet | Foreign.SweEphe4 |
| unPlanetListFlag | Foreign.SweEphe4 |
| unPlanetNumber | Foreign.SwissEphemeris |
| unsafeDeltaTime | SwissEphemeris.Time, SwissEphemeris |
| unSplitDegFlag | Foreign.SwissEphemeris |
| Uranus | SwissEphemeris.Internal, SwissEphemeris |
| uranus | Foreign.SwissEphemeris |
| useJplEph | Foreign.SwissEphemeris |
| UseJPLEphemeris | SwissEphemeris.Internal |
| useMoshierEph | Foreign.SwissEphemeris |
| UseMoshierEphemeris | SwissEphemeris.Internal |
| useSwissEph | Foreign.SwissEphemeris |
| UseSwissEphemeris | SwissEphemeris.Internal |
| UT | SwissEphemeris.Time, SwissEphemeris |
| UT1 | SwissEphemeris.Time, SwissEphemeris |
| utcToJulian | SwissEphemeris.Time, SwissEphemeris |
| utcToJulianDays | SwissEphemeris.Time, SwissEphemeris |
| utcToJulianDayUT | SwissEphemeris.Time, SwissEphemeris |
| UttaraAshadha | SwissEphemeris.Internal, SwissEphemeris |
| UttaraBhadrapada | SwissEphemeris.Internal, SwissEphemeris |
| UttaraPhalguni | SwissEphemeris.Internal, SwissEphemeris |