In the morning, while it's still quiet in the mine, I measured residual motion again. And, I would declare that, with all local control systems on, the SR2 satisfies the residual motion requirements for lock-acquisition phase and observation phase. Results will be presented in the type B paper.
Residual displacement (Lock-acqusition and Observation phase)
Requirement | Preliminary result | |
Longitudinal | 0.4 µm | 0.358 µm |
Pitch | 1 µrad | 0.177 µrad |
Yaw | 1 µrad | 0.405 µrad |
Requirement | Preliminary result | |
Longitudinal | 0.5 µm/s | 0.379 µm/s |
Pitch | / | 0.425 µrad/s |
Yaw/ | / |
0.414 µrad/s |