US sounding rocket that consisted of the Hopi III motor as the booster and a unpowered Dart rocket. Drag on the booster caused stage separation of Hopi, allowing the Dart to continue to an altitude of 85km. The ejected chaff payload from the Dart would be track by ground radar. Only 22 flights were made between 1963-64.
- Staging assembly
- Separating Nosecone
- 2k texture and bump maps
- Materials included with COB format