Exactly this. I grabbed a set of TLEs from celestrak (which I'm serving from my site), and then I propagate them forward with satellite-js [1] to the current d

Exactly this. I grabbed a set of TLEs from celestrak (which I'm serving from my site), and then I propagate them forward with satellite-js [1] to the current date 6 times a second. [1] https://github.com/shashwatak/satellite-js https://github.com/shashwatak/satellite-js