23 lines
1 KiB
Text
23 lines
1 KiB
Text
#-----------------------------------------------------------------------
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# An Advanced Virgo Plus input file for Finesse 3
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# Variables defined after the creation of the model (use of symbol)
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# Useful lengths
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variable lpr (space_POP_out.L + inside_POP.L * inside_POP.nr + space_BS_in.L)
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variable lsrbs (space_SR_out.L + inside_BS_S.L * inside_BS_S.nr)
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variable ln (inside_BS_W.L * inside_BS_W.nr + space_BS_CP_N.L + inside_CP_N.L * inside_CP_N.nr + space_CP_N_TL_NI_AR.L + inside_NI.L * inside_NI.nr)
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variable lw (space_BS_CP_W.L + inside_CP_W.L * inside_CP_W.nr + space_CP_W_CP_W_TL.L + inside_WI.L * inside_WI.nr)
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variable lMI (0.5 * (ln + lw))
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variable lPRC (lpr + lMI)
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variable lSRC (lsrbs + lMI)
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variable lSchnupp (ln - lw)
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# Useful frequencies
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variable fsrN (0.5 * c0 / north_arm.L)
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variable fsrW (0.5 * c0 / west_arm.L)
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variable fsrPRC (0.5 * c0 / lPRC)
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variable fsrSRC (0.5 * c0 / lSRC)
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variable f1_arm (125.5 * fsrN - 300.0) # Definition of f1, TDR section 2.3
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variable f1_SRC (3.5 * fsrN)
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variable f1_PRC (3.5 * fsrN)
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