\relax \@writefile{toc}{\contentsline {section}{\numberline {4}GRASP Routines: Reading/using FRAME format data}{66}{section.4}} \newlabel{s:frameformat}{{4}{66}{GRASP Routines: Reading/using FRAME format data\relax }{section.4}{}} \@writefile{lot}{\contentsline {table}{\numberline {5}{\ignorespaces Channel assignments for the November 1994 data runs. Channels 0-3 are the ``fast" channels, sampled at about 10 kHz; the remaining twelve are the ``slow" channels, sampled at about 1KHz. The equivalent ``FRAME" format names are also given.}}{67}{table.5}} \newlabel{t:chassignf}{{5}{67}{GRASP Routines: Reading/using FRAME format data\relax }{table.5}{}} \@writefile{toc}{\contentsline {subsection}{\numberline {4.1}Time-stamps in the November 1994 data-set}{68}{subsection.4.1}} \newlabel{ss:timestamp}{{4.1}{68}{Time-stamps in the November 1994 data-set\relax }{subsection.4.1}{}} \@writefile{toc}{\contentsline {subsection}{\numberline {4.2}Function: {\tt fget\_ch()} }{69}{subsection.4.2}} \@writefile{toc}{\contentsline {subsection}{\numberline {4.3}Function: {\tt framefiles()} }{74}{subsection.4.3}} \@writefile{toc}{\contentsline {subsection}{\numberline {4.4}Example: {\tt locklistF} program}{75}{subsection.4.4}} \@writefile{toc}{\contentsline {subsection}{\numberline {4.5}Example: {\tt gwoutputF} program}{78}{subsection.4.5}} \@writefile{toc}{\contentsline {subsection}{\numberline {4.6}Example: {\tt animateF} program}{80}{subsection.4.6}} \newlabel{s:animateF}{{4.6}{80}{Example: {\tt animateF} program\relax }{subsection.4.6}{}} \@writefile{lof}{\contentsline {figure}{\numberline {11}{\ignorespaces Snapshot of output from {\tt animateF}. This shows the (whitened) CIT 40-meter IFO a few seconds after acquiring lock, before the violin modes have damped down }}{80}{figure.11}} \newlabel{f:animateF}{{11}{80}{Example: {\tt animateF} program\relax }{figure.11}{}} \@writefile{lof}{\contentsline {figure}{\numberline {12}{\ignorespaces The corrections to a bug in the {\tt xmgr} program are indicated by the arrows above. This bug is in the routine {\tt do\_fourier()} in the file {\tt computils.c}. This bug has been corrected in {\tt xmgr} version 4.1 and greater.}}{81}{figure.12}} \newlabel{f:xmgrbugF}{{12}{81}{Example: {\tt animateF} program\relax }{figure.12}{}} \citation{NumRec} \@writefile{toc}{\contentsline {subsection}{\numberline {4.7}Swept-sine calibration information}{85}{subsection.4.7}} \newlabel{e:calibrate1F}{{4.7.1}{85}{Swept-sine calibration information\relax }{equation.4.7.1}{}} \newlabel{e:calibrate2F}{{4.7.2}{85}{Swept-sine calibration information\relax }{equation.4.7.2}{}} \citation{NumRec} \@writefile{lof}{\contentsline {figure}{\numberline {13}{\ignorespaces This shows a driving voltage $V_{\rm coil}$ (solid curve) and the response voltage $V_{\rm IFO}$ (dotted curve) as functions of time (in sec). Both are 60 Hz sinusoids; the relative amplitude and phase of the in-phase and out-of-phase components of $V_{\rm IFO}$ are contained in the swept-sine calibration files.}}{86}{figure.13}} \newlabel{f:phaseF}{{13}{86}{Swept-sine calibration information\relax }{figure.13}{}} \@writefile{brf}{\backcite{NumRec}{{86}{4.7}{figure.13}}} \newlabel{e:fft1F}{{4.7.3}{86}{Swept-sine calibration information\relax }{equation.4.7.3}{}} \newlabel{e:fft2F}{{4.7.4}{86}{Swept-sine calibration information\relax }{equation.4.7.4}{}} \newlabel{e:coilconF}{{4.7.8}{86}{Swept-sine calibration information\relax }{equation.4.7.8}{}} \@writefile{brf}{\backcite{NumRec}{{86}{4.7}{equation.4.7.8}}} \citation{NumRec} \citation{NumRec} \@writefile{toc}{\contentsline {subsection}{\numberline {4.8}Function: {\tt GRcalibrate()}}{87}{subsection.4.8}} \newlabel{ss:GRcalibrate}{{4.8}{87}{Function: {\tt GRcalibrate()}\relax }{subsection.4.8}{}} \@writefile{brf}{\backcite{NumRec}{{87}{4.8}{subsection.4.8}}} \@writefile{brf}{\backcite{NumRec}{{87}{4.8}{subsection.4.8}}} \@writefile{toc}{\contentsline {subsection}{\numberline {4.9}Example: {\tt print\_ssF} program}{88}{subsection.4.9}} \newlabel{ss:print_ssF}{{4.9}{88}{Example: {\tt print\_ssF} program\relax }{subsection.4.9}{}} \@writefile{lof}{\contentsline {figure}{\numberline {14}{\ignorespaces A swept sine calibration curve, showing the real and imaginary parts, produced by the example program {\tt print\_ssF}.}}{89}{figure.14}} \newlabel{f:swept}{{14}{89}{Example: {\tt print\_ssF} program\relax }{figure.14}{}} \@writefile{toc}{\contentsline {subsection}{\numberline {4.10}Function: {\tt GRnormalize()}}{90}{subsection.4.10}} \newlabel{s:normalizeF}{{4.10}{90}{Function: {\tt GRnormalize()}\relax }{subsection.4.10}{}} \newlabel{e:rdefF}{{4.10.3}{90}{Function: {\tt GRnormalize()}\relax }{equation.4.10.3}{}} \@writefile{lot}{\contentsline {table}{\numberline {6}{\ignorespaces Quantities entering into normalization of the IFO output.}}{91}{table.6}} \newlabel{t:unitsF}{{6}{91}{Function: {\tt GRnormalize()}\relax }{table.6}{}} \@writefile{toc}{\contentsline {subsection}{\numberline {4.11}Example: {\tt power\_spectrumF} program}{92}{subsection.4.11}} \newlabel{ss:power_spectrumF}{{4.11}{92}{Example: {\tt power\_spectrumF} program\relax }{subsection.4.11}{}} \citation{thomson82} \citation{percivalwalden} \@writefile{brf}{\backcite{thomson82}{{94}{4.11}{figure.15}}} \@writefile{brf}{\backcite{percivalwalden}{{94}{4.11}{figure.15}}} \@writefile{lof}{\contentsline {figure}{\numberline {15}{\ignorespaces An example of a power spectrum curve produced with {\tt power\_spectrumF}. The spectrum produced off a data tape (with 100 point smoothing) is compared to that produced by the HP spectrum analyzer in the lab.}}{95}{figure.15}} \newlabel{f:pspecF}{{15}{95}{Example: {\tt power\_spectrumF} program\relax }{figure.15}{}} \@writefile{toc}{\contentsline {subsection}{\numberline {4.12}Example: {\tt calibrateF} program}{96}{subsection.4.12}} \@writefile{lof}{\contentsline {figure}{\numberline {16}{\ignorespaces This shows a snapshot of the output from the program {\tt calibrateF} which displays an animated average power spectrum (Welch windowed, 30-second decay time).}}{96}{figure.16}} \newlabel{f:calibrateF}{{16}{96}{Example: {\tt calibrateF} program\relax }{figure.16}{}} \@writefile{toc}{\contentsline {subsection}{\numberline {4.13}Example: {\tt transferF} program}{100}{subsection.4.13}} \@writefile{lof}{\contentsline {figure}{\numberline {17}{\ignorespaces Output produced by the {\tt transfer} example program. The top graph shows the gravitational-wave strain produced by an inspiraling binary pair. The lower graph shows the calculated interferometer output [channel.0 or IFO\_DMRO] produced by this signal. Notice that because of the poor low-frequency response of the instrument, the IFO output does not show significant response before the input frequency has increased. The sample rate is slightly under 10 kHz. }}{100}{figure.17}} \newlabel{f:detrespF}{{17}{100}{Example: {\tt transferF} program\relax }{figure.17}{}} \@writefile{lof}{\contentsline {figure}{\numberline {18}{\ignorespaces Output produced by the {\tt transfer} example program. This shows the calculated interferometer output [channel.0 or IFO\_DMRO] produced by an impulse in the gravitational-wave strain at sample number zero. This (almost) causal impulse response lasts about 3 msec. }}{101}{figure.18}} \newlabel{f:detresp2F}{{18}{101}{Example: {\tt transferF} program\relax }{figure.18}{}} \@writefile{toc}{\contentsline {subsection}{\numberline {4.14}Example: {\tt diagF} program}{104}{subsection.4.14}} \@writefile{lof}{\contentsline {figure}{\numberline {19}{\ignorespaces A time-frequency diagnostic graph produced by {\tt diag}. The vertical line pointed to by the arrow is a non-stationary noise event in the IFO output, 325 seconds into the locked section. It sounds like a ``drip" and might be due to off-axis modes in the interferometer optical cavities.}}{105}{figure.19}} \newlabel{f:diag0F}{{19}{105}{Example: {\tt diagF} program\relax }{figure.19}{}} \@writefile{lof}{\contentsline {figure}{\numberline {20}{\ignorespaces A time-frequency diagnostic graph produced by {\tt diag}. This shows the identical period as the previous graph, but for the magnetometer output. Notice that the spurious event was not caused by magnetic field fluctuations.}}{106}{figure.20}} \newlabel{f:diag1F}{{20}{106}{Example: {\tt diagF} program\relax }{figure.20}{}} \@writefile{toc}{\contentsline {subsection}{\numberline {4.15}Example: {\tt seismicF} program}{107}{subsection.4.15}} \@writefile{lof}{\contentsline {figure}{\numberline {21}{\ignorespaces \relax \fontsize {10}{12}\selectfont \abovedisplayskip 10\p@ plus2\p@ minus5\p@ \abovedisplayshortskip \z@ plus3\p@ \belowdisplayshortskip 6\p@ plus3\p@ minus3\p@ \def \leftmargin \leftmargini \parsep 4.5\p@ plus2\p@ minus\p@ \topsep 9\p@ plus3\p@ minus5\p@ \itemsep 4.5\p@ plus2\p@ minus\p@ {\leftmargin \leftmargini \topsep 6\p@ plus2\p@ minus2\p@ \parsep 3\p@ plus2\p@ minus\p@ \itemsep \parsep }\belowdisplayskip \abovedisplayskip A seismometer (one-sided) power spectrum produced by the {\tt seismicF} example program. The x,y, and z (vertical) motion are shown in black, red, and green. The blue curve shows the LIGO standard noise power spectrum, for comparison. This spectrum was taken at the LIGO Hanford site, during the installation. The portable clean rooms may be responsible for much of the excess noise. The file name is {\tt Spec.610452023.ps}}}{107}{figure.21}} \newlabel{f:seismicF}{{21}{107}{Example: {\tt seismicF} program\relax }{figure.21}{}} \@setckpt{man_frame}{ \setcounter{page}{108} \setcounter{equation}{0} \setcounter{enumi}{8} \setcounter{enumii}{0} \setcounter{enumiii}{0} \setcounter{enumiv}{0} \setcounter{footnote}{0} \setcounter{mpfootnote}{0} \setcounter{part}{0} \setcounter{section}{4} \setcounter{subsection}{15} \setcounter{subsubsection}{0} \setcounter{paragraph}{0} \setcounter{subparagraph}{0} \setcounter{figure}{21} \setcounter{table}{6} \setcounter{Item}{62} \setcounter{Hfootnote}{0} \setcounter{section@level}{2} }