[Gmat-users] Installing SNOPT

2022-04-16 Thread Panagiotis Karakatsanis
And my last question: I managed to get to the full version of the SNOPT optimizer due to being a student. How do I install it on GMAT? ___ GMAT-users mailing list GMAT-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/gmat-users

[Gmat-users] How do I prevent infinite propagation into the future, which causes the "requested epoch 95008.513478505 is not on the DE file" error?

2022-04-16 Thread Panagiotis Karakatsanis
Hello all, I have a spacecraft I am trying to get from Earth to Mars. I use an Earth propagator until the SC is out of the Earth's sphere of influence, then a deep space propagator until Mars' sphere of influence, and then I switch to a Mars propagator. The only stopping conditions the propagat

[Gmat-users] Optimizing trajectories with GMAT: how to understand the Vary parameters, and how to know what values to use for them?

2022-04-16 Thread Panagiotis Karakatsanis
Hello all, I've been using GMAT in my free time to optimize trajectories, and have varied burn component values and spacecraft states, usually with success. The vary command in GMAT, with the Yukon optimizer that I am using, has the following parameters that can be changed: * Initial value