Goals and Requirements

The Background and Transient Observer (BTO) is a Student Collaboration experiment that will fly on the COSI satellite. It consists of two NaI(Tl) scintillator detectors. The BTO overview of science goals and requirements are shown below.

BTO Design Review

The BTO team held a review of the BTO instrument design on January 22, 2025. The items that were covered and the presenters are listed here:

• Mission goals and interface control document – Hannah Gulick (graduate student)
• Mechanical interfaces – Isabel Schmidtke (undergrad)
• Mechanical simulations and thermal analysis – Kaylie Ching (undergrad)
• Harnessing – Sarah Jauregui (undergrad)
• Electronics – Claire Chen (undergrad)
• Interface Board – Josh Forgione (Space Sciences Laboratory electrical engineer)
• Commanding, telemetry, and data packaging – Nihal Gulati (undergrad)
• Emulator – Andrew Ji (undergrad)
• Data products and triggering – Shunsaku Nagasawa (postdoc)
• Test and verification plan & schedule – Hannah Gulick (graduate student)

Photos from the event are below.