Instructions and Settings

Go to https://ssd.jpl.nasa.gov/horizons/app.html. The HORIZONS web interface shows the current settings, all of which can be modified using the “Edit” buttons. Previously-used settings seem to be remembered, so we first recommend that all inputs should be set to their default using the “custom” settings. The inputs should then be set as follows:

Once the inputs have been checked and found to be okay, the ephemeris can be generated. This will take the form of text in the browser window which can be downloaded as a text file and then read into the Science Goal or SB.

The ALMA OT Team, 2024 May 21