Astrogator FAQs

Multitarget Satellite Pointing Using Nested Scheduled Vectors

• Apr 19, 2019
• FAQ

You can configure a satellite to perform sequential target pointing using a MATLAB script to generate a series of nested scheduled vectors for this...

How Can I Modify the Texture Image on an Existing 3D Globe (.glb) File or the 2D Pixmap Image?

• Oct 3, 2018
• FAQ

The following process outlines how to quickly change the texture of a globe as well as how to change the 2D Graphics pixmap image.

How can I Adjust the Density of the Background Star Field in STK?

• Oct 19, 2015
• FAQ

Integrating STK with Python - Archived Lesson

• Feb 19, 2021
• FAQ

There are two separate Integrating STK with Python lessons: one for STK 12.2 and later and one for STK 12.1 and earlier.

Using Satellite Lifetime Tool and HPOP to Predict Satellite Decay

• Mar 21, 2016
• FAQ

This article details some of the best practices to use when comparing results of the Satellite Lifetime Tool and HPOP for estimating a satellite's...

Stop Object Labels From Overlapping in the 2D/3D Graphics Window

• Sep 15, 2015
• FAQ

ODTK Report Errors

• Mar 20, 2020
• FAQ

ODTK 7 uses Python to generate reports. You may get errors if Python is not installed or configured correctly.

STK 11.7 Update Database Error

• Feb 19, 2020
• FAQ

The STK 11.7 install can cause the Databases folder in C:\ProgramData to be set to Read Only, which prevents you from updating any database files....

How Do I Speed Up the Sending of Connect Commands into STK?

• May 27, 2015
• FAQ

When sending commands into STK, there are several methods to speed up the process.

Which Operating Systems Support Different Versions of STK

• Oct 29, 2015
• FAQ

This is a table of STK versions and supported OSs.

Tips and Tricks for the Sparse Nonlinear Optimizer (SNOPT) Profile in Astrogator

• Aug 7, 2018
• FAQ

This is a collection of guidelines that you should follow in order to efficiently optimize trajectories with SNOPT.

Converting a Matlab Script from MexConnect to COM?

• Sep 14, 2015
• FAQ

This article describes how to convert a MATLAB script from using the MexConnect interface to using the COM interface.

How Does SNOPT Compare to the Differential Corrector?

• Jun 21, 2018
• FAQ

This article discusses SNOPT settings and how they differ from the differential corrector.

Is STK Supported on a MAC?

• May 22, 2015
• FAQ

AGI does not officially support STK or STK Viewer on MAC OS, but there are some end users who have successfully run STK on a MAC OS via Parallels...

StellarXplorers: How Can I Obtain an STK License?

• Feb 28, 2019
• FAQ

The StellarXplorers organization is responsible for STK software and licensing for the StellarXplorers competition.

How Can I Compute Channel Capacity for My Communications Link over a Region?

• Dec 23, 2015
• FAQ

This example computes the Channel Capacity for a Communications link and applies it to a Coverage.

Troubleshooting STK Install on a Windows Server 2012/2012 R2

• Sep 3, 2021
• FAQ

This article provides some steps for troubleshooting common install errors on Windows Server 2012/2012 R2.

Custom Labels in Analyzer

• Nov 8, 2018
• FAQ

Sometimes the variable names in Analyzer are not informative, especially if the name is duplicated. This article describes a way to rename the...

How do I produce gap times for a chain?

• Aug 15, 2016
• FAQ

You can choose from two different options to produce a report of Gap Times.

Where can I find the GPS Prediction Support File (PSF) for the L3 Position Accuracy in Mountainous Terrain tutorial

• Mar 19, 2021
• FAQ

If you are having issues accessing the PSF file, this FAQ may help.