/* = Engineering Run December 2019 = */ = Engineering Run 3 = <> == Date == * JST time : Dec. 17, 2019, 17:00 -- Dec. 24, 2019, 9:00 * GPS : 1260604818 -- 1261180818 == Data related == * KAGRA full data * m31:/data/full : Full KAGRA data * Low latency data * m31:/data/ll_merged/ : Low latency data packed in 4096 seconds * hydra:/data/ll_merged/ : Low latency data packed in 4096 seconds * hydra: /data/ll-sharing/shm/llhoft/ : Low latency data (1 second) dumped from shared memory (retained only for 8192 seconds) * h(t) channel name * full : '''K1:CAL-CS_PROC_C00_STRAIN_DBL_DQ''' * ll_merged : '''K1:DCS-CALIB_STRAIN_C10''' * lock flag * definition : '''K1:GRD-LSC_LOCK_STATE_N = 1000''' * Based on this definition, detchar group provides the segment file in m31-01 * such as /home/detchar/Segments/SegmentList_FPMI_UTC_2019-12-17.txt * data quality vector * channel name : '''K1:DET-DQ_STATE_VECTOR''' * the definition of DQV in full data : [[http://gwwiki.icrr.u-tokyo.ac.jp/JGWwiki/KAGRA/Subgroups/DET/DataQuality#Engineering_Run_with_FPMI_from_17th_to_23rd_Dec. | definition]] * the definition of DQV in ll_merged data is same as full data. * CBC lock segments until '''2019/12/18 JST'''. * We checked lock flag of each data and collected the locked data. We considered lock segments by file units for convenience. If compared with [[https://gwdet.icrr.u-tokyo.ac.jp/~controls/summary/day/20191218/#observing|lock segment(DetChar)]], this lock segment is small slightly. /* {{attachment:KAGRA_generalView1_WEB_190326.png|view1|width=240}} */ || '''index''' || '''start GPS''' || '''stop GPS''' || '''duration''' || '''comment''' || || 0 || 1260604832 || 1260622368 || 17536|| || || 1 || 1260622976 || 1260649952 || 26976|| || || 2 || 1260650400 || 1260661888 || 11488|| || || 3 || 1260662432 || 1260662752 || 320|| || || 4 || 1260668608 || 1260669600 || 992|| || || 5 || 1260669952 || 1260670272 || 320|| || || 6 || 1260671040 || 1260671456 || 416|| || || 7 || 1260673184 || 1260674656 || 1472|| || || 8 || 1260675200 || 1260682048 || 6848|| || || 9 || 1260688800 || 1260689472 || 672|| we can observe strong peak around 40 Hz || || 10 || 1260752128 || 1260752864 || 736|| || || 11 || 1260754720 || 1260755424 || 704|| || || 12 || 1260757216 || 1260759744 || 2528|| || || 13 || 1260760480 || 1260762240 || 1760|| || || 14 || 1260762688 || 1260771776 || 9088|| || || 15 || 1260774656 || 1260788224 || 13568|| || || 16 || 1260790496 || 1260792032 || 1536|| || || 17 || 1260792672 || 1260796096 || 3424|| || || 18 || 1260796704 || 1260809600 || 12896|| || || 19 || 1260810080 || 1260820480 || 10400|| || || 20 || 1260820960 || 1260821248 || 288|| || || 21 || 1260822368 || 1260823552 || 1184|| || || 22 || 1260824032 || 1260830496 || 6464|| || || 23 || 1260830976 || 1260842432 || 11456|| || || 24 || 1260842912 || 1260843360 || 448|| || || 25 || 1260844000 || 1260846080 || 2080|| || || 26 || 1260848448 || 1260878176 || 29728|| || || 27 || 1260879616 || 1260906144 || 26528|| || || 28 || 1260907072 || 1260914208 || 7136|| || || 29 || 1260914688 || 1260921152 || 6464|| || || 30 || 1260921632 || 1260980896 || 59264|| || || 31 || 1260981376 || 1261001696 || 20320|| || || 32 || 1261002304 || 1261008096 || 5792|| || || 33 || 1261008576 || 1261012320 || 3744|| || || 34 || 1261012928 || 1261070400 || 57472|| || || 35 || 1261071616 || 1261073664 || 2048|| || || 36 || 1261074144 || 1261077792 || 3648|| || || 37 || 1261079488 || 1261090080 || 10592|| || || 38 || 1261090560 || 1261090752 || 192|| || || 39 || 1261091936 || 1261093888 || 1952|| || || 40 || 1261094496 || 1261094880 || 384|| || || 41 || 1261096448 || 1261114944 || 18496|| || || 42 || 1261115392 || 1261117696 || 2304|| || || 43 || 1261119712 || 1261125024 || 5312|| || || 44 || 1261125632 || 1261154016 || 28384|| || || 45 || 1261154464 || 1261157728 || 3264|| || || 46 || 1261158336 || 1261158656 || 320|| || || 47 || 1261159584 || 1261162432 || 2848|| || || 48 || 1261162880 || 1261163648 || 768|| || || 49 || 1261164256 || 1261164480 || 224|| || || 50 || 1261169184 || 1261170976 || 1792|| || || 51 || 1261172256 || 1261180832 || 8576|| || == Offline analysis == === Check point === /* '''(done)''' */ * Check the available locked data ('''done''') * Summarize the data length ('''done''') * Estimate power spectrum density * Summarize plots in pdf * Generate lock list and segment list ('''done''') * Generate template bank * How many waveforms we need? * Search signals by matched filter and chi^2 * Summary the output of search * histogram of SNR * glitch list(GPS, JST, mass, ISCO frequency, duration) === Output of search === * Summary of locked data * Averaged PSD * Power spectrum density (PSD) is averaged over 1 sec chunks by taking median. * Calculation time to search for signals * Read 500 sec data : < 1 sec * Estimate PSD : 2~3 min. * matched filter+chi^2 with single waveform (not bank) : < 1 min * Histogram of detection statistics * If data is Gaussian, =1. * Time series of detection statistics * waveform : 1.4 - 1.4 Msun * Beginning and ending 50 sec data were removed from the result. * We uploaded the 3 kinds of time series results which were maximized over rho(matched filter), chi square, rhohat(detection statistics) during 1 second window. We added time series of rho and chi square, because time series of rhohat don't contain the information of the glitch. * File names are * "cbc_max_rho_ER2.txt" (this data indicates the time when data contains high power) * "cbc_max_chi2_ER2.txt" (this data indicates the time when data contains high power in specific frequency band) * "cbc_max_rhohat_ER2.txt" (this data indicates the time when data "might" contains gravitational wave signal) == Online analysis == * Plots == Link == * [[http://gwwiki.icrr.u-tokyo.ac.jp/JGWwiki/KAGRA/DAWG/CBC/ER1 | CBC search in ER1]] * [[http://gwwiki.icrr.u-tokyo.ac.jp/JGWwiki/KAGRA/Subgroups/DET/RUN#ER_with_MICH_on_Jul._13 | ER2 (DetChar)]] * [[http://gwwiki.icrr.u-tokyo.ac.jp/JGWwiki/KAGRA/DAWG/CBC/ER2 | CBC search in ER2]]