Ephemeris Interpolator is a 32-bit program that runs on 32-bit or 64-bit Windows 7, 8, 10 or 11 systems. The program requires Windows .Net Framework 4.8 or later to be installed.

Ephemerides should be in fixed format with columns vertically aligned and without tabs between columns. Most common formats are compatible.

An internet connection is required for:

  • Downloading MPES, NEOCP, Scout or Horizons ephemerides
  • Downloading astrometry from the MPC
  • Downloading MPC Observatory Code details
  • Downloading ephemeris formats made available from the Ephemeris Interpolator website
  • Using the website links and Check for Updates button on the About screen.

Other applications:

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