Stacy Mader

Apologies, updated now to run as ```python3 script.py```. Also running v4.1.3 on macOS 12.3 (installed with pip3.)

Oops, the y-axis is the decimal difference between the RA and DEC coordinates for the cases Horizons-PyEphem, Horizons-AstroPy. The x-axis has a point for everyminute from 00:00:00 to 05:38:00 UT-...

 

@brandon-rhodes , Horizons header below. I take this to mean the coordinates are for the ```home``` location, not Earth centre? ``` ******************************************************************************* Ephemeris / WWW_USER Sun Apr 3 06:11:26 2022...

I attach my Python script for AstroPy, see below. The home location in EarthLocation and Horizons is Geodetic, not geocentric, though I do note AstroPy stores the location internally as...