Open loop gain

This time table shows the fluctuation of gain of open loop gain at 512Hz. These figures represent 2/13, 14, 15, 16, 17 and 18 from the top to the bottom.
variation of spectrum
mean

day	mean	standard deviation
2/12	51.26	0.123
2/13	51.40	0.055
2/14	51.34	0.051
2/15	51.33	0.126
2/16	51.36	0.049
2/17	51.32	0.063
2/18	51.28	0.082

This time table shows the fluctuation of gain of open loop gain at 512Hz.

This figure shows a relation between a phase of Hfp at 512Hz and the cavity pole.

day	mean	standard deviation
2/12	0.573	0.0069
2/13	0.556	0.0025
2/14	0.529	0.0134
2/15	0.481	0.018
2/16	0.448	0.0063
2/17	0.464	0.0184
2/18	0.480	0.0032