Objectives:

  • After completing this lesson, the student will be able to distinguish the differences of satellite clock time vs. terrestrial time, how to check for problems with onboard memory, and how to update the software on a satellite.

  • Understand the differences in and the operational implications of satellite clock time vs. terrestrial time

  • Identify when and how to send updates to the satellite onboard clock

  • Explain how RAM and Flash memory are used together to perform memory management

  • Discuss situations that might require a RAM dump

  • Explain how and why a RAM dump is compared to a ground image

  • Describe the concept of error correction in onboard memory

  • Describe the process for updating the onboard flight software