It was an ephemeris that was generated outside of Sage.
On Jan 10, 8:19 am, rickhg12hs <rickhg1...@gmail.com> wrote: > Sorry not to address your query, but ... > > Is there a satellite ephemeris propagator for sage? ... or does your > data come from outside sage? > > Cheers, > Richard > > On Jan 7, 8:19 pm, Stefan <stefan.louis.no...@gmail.com> wrote: > > > Hi all, > > > I'm preparing to make a presentation to a few colleagues at work on > > the capabilities of Sage. In the presentation, I'm doing a > > demonstration of Sage's ability to visualize 3D data via that line3d > > command - in this case, an arbitrary spacecraft ephemeris. However, > > placing the line3d() call inside of a function that has the interact > > attribute causes undesirable effects in having to reinitialize Jmol > > and losing the viewpoint. Is there any way to access the data of a > > given Jmol object so that you can dynamically update the data used > > without having to reinitialize the call to Jmol? > > > Thanks! > > > @interact > > def ephemerisPlot(step=slider(srange(1,len(Data['Time']),1), default = > > 0)): > > show(line3d(zip(Data['X'][0:step],Data['Y'][0:step],Data['Z'] > > [0:step]), color='red')+line3d(zip(Data['X'],Data['Y'],Data > > ['Z']),opacity=0.1, color='blue')+sphere((Data['X'][step],Data['Y'] > > [step],Data['Z'][step]), size=200, color='blue')+sphere((0,0,0), > > size=6378.1, color='white'))
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