== Weekly PEM meeting == * 2022/07/15(Fri) 17:00- * Regular meeting * Zoom2 : https://zoom.us/j/6676627462 ==== General announcement ==== * KAGRA visiting plan * Welcome to visit KAGRA site * Please contact to Ohashi-san * Important discussion with ET people * Magnetic field * Meeting of Seismic noise and infrastructure noise (11th July) * If you want to join the discussion, please let Yokozawa know. * LVK Newtonian noise * Presentation at LVK meeting? * Visiting to Virgo site * By C2C budget * Contact to Virgo people * End of October - ==== Meeting and Conference issue ==== * ET underground infrastructure and noise meeting * July 11, 11:00am CEST * Program * Tatsuki Washimi on the KAGRA experience with infrastructure noise * Irene Fiori on the Virgo experience with infrastructure noise * Raul Fuentes on typical underground infrastructure considerations for vibration sources design * KAGRA F2F meeting * August 1-3 * Hongo campus * Registration [[https://forms.office.com/r/FTYUC2TGEr|url]] (Deadline 6p.m. Today) * Wiki page [[https://dac.icrr.u-tokyo.ac.jp/KAGRA/KSC/f2f/2022August|url]] * LVK meeting * 12-15 September * Cardiff Unviersity, UK * JPS meeting * [[https://www.jps.or.jp/activities/meetings/autumn/autumn_index.php|url]] * 2022/9/6-8 Okayama * Washimi : Infrasound * Hoshino : Seismic and ocean * 日本天文学会 * 9/13-15 * 新潟大学 * ET symposium in Budapest, Hungary * GR23 in Beijin, China * GWPAW2022 in Melbourne Australia * GRASS 2022 in Padova, Italy * Other meetings [[http://gwwiki.icrr.u-tokyo.ac.jp/JGWwiki/KAGRA/DAWG/conferences|url]] If you have some presentation about PEM related, please contact to me. ==== Business travel ==== * Depending on the situation of COVID-19 * To Kamioka * 7/25, 26 : Araya-san, Takamori-san (ERI, GIF) * 7/27 : Narita-san and his student (SIT, Lightning) * From Kamioka * F2F related (8/1~3, UT Hongo) ==== General issue ==== * Overall schedule * 7/11 - 7/22 Suspension commissioning Type-B * 7/25 - 7/29 Acceptance check ~PR2 * 8/1 - 8/5 Closing the center area ~PR2 * 8/8 - 8/19 (Including Obon) Acceptance check ~SRM * 8/22 - 8/26 Closing the center area ~SRM * 8/29 - 9/2 Leak test * X arm commissioning * End X IM 83K * Investigation of the noise in the new oplev light source * Investigation of the TMSX beam shape * Investigation of the ADC noise * Y arm commissioning * End Y : Pumping down ongoing * Suspension health check after pumping down * Center area commissioning * Suspension health check Type-Bp's * Oplev upgrade : Done * Most work done before acceptance check * Mid-size baffle SRM : Partially done, need to move to final position * Investigation of the X-arm fiber noise cancellation * Reason : Tuning of the polarization before injecting the fiber * Xarm : became stable -> Same treatment to Yarm * Study for installation of the new laser * Set inside the PSL room * OMC investigation * SRM replacement : Done * Power budget : Done * Beam profile measurement : This weeek * TMSX investigation for ASC * Position of QPD for alignment sensing and control * Beam shape investigation * REFL table investigation * Check power budget * Schedule * [[attachment:Schedule_220325.pdf|attachment]] * PEM schedule * Re-installation of PEMs toward O4 * 出張PEM injection ([[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=14016|planning form]]) * TAMA300 (Before or after F2F meeting?) ==== Jurnal paper issue ==== [[http://gwwiki.icrr.u-tokyo.ac.jp/JGWwiki/KAGRA/Subgroups/PEM/Reports/JurnalPaperIssue|Details are here!]] * ICA for E-run/O3GK (Kume, Kobayashi) * [[https://arxiv.org/abs/2206.05785]] * Tonga paper (Washimi+) * [[https://arxiv.org/abs/2206.14396]] * English correction : finished * Submitted to arXiv(v2) and PTEP * Micro seismic analysis (Hoshino) * writing * [[https://ja.overleaf.com/project/627270d6b67cab411d1c7d32|Overleaf]] * Acoustic reverberation time paper (Washimi+) * Suspend * Re-measurement before O4? ==== Preparation for O4 ==== * PEM installation * * Barometers and infrasound placement underground * Magnetic field underground * Magnetic field from Infrastructure * Plan : Close the permanent magnetometer close to beam duct * Seismic and infrastructure noise * Call for analysis person * After infrasound microphone installation * Magnetmeters for the Schumann resonance * Fukunaga-san's report * ADU (Washimi) * Discussing with technicians (AEL, FCL) * Weather station * Weather in KAGRA entrance * New weather station * Calibration * PEM injection ([[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=14016|planning form]]) * Low-frequency sound injector[[https://klog.icrr.u-tokyo.ac.jp/osl/?r=16829|klog16829]] * Acoustic injection at X/Y-end * Magnetic injection (I want to start the preparation soon) * After O4 * RF monitor with mokugo * Tiltmeter * RI detector * Newtonian noise * Discussion with DET members * Daily summary page PEM ==== Progress report ==== * Yuzurihara * Pastavi * Updated [[https://klog.icrr.u-tokyo.ac.jp/osl/?r=21494|klog#21494]] * Data Quality Report * Data quality evaluation * Suzuki * Water simulation * Hoshino * Seismic motion analysis * Kume * Report of paper progress * Fukunaga * Schumann resonance * Kiyota * Take over Kobayashi-san's work * Nishizawa * Water newtonian noise * Magnetic field analysis * Washimi * ET Infrastructure and Active Noise Mitigation divisions meeting (7/11) [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=14176|JGW-G2214176]] * Small hut for infrasound measurement at analysis building [[https://klog.icrr.u-tokyo.ac.jp/osl/?r=21296|klog21296]], [[https://klog.icrr.u-tokyo.ac.jp/osl/?r=21460|klog21460]] * Power line investigation around ITMX [[https://klog.icrr.u-tokyo.ac.jp/osl/?r=21493|klog21493]] * SEM update : GAS page [[https://klog.icrr.u-tokyo.ac.jp/osl/?r=21505|klog21505]] * Yokozawa * Investigating the MN oplev glitch ==== Place for memo ==== * [[https://www.gw-openscience.org/O3/o3aspeclines/|Line noise list in O3a public data]] * [[https://pubplan.ligo.org/CW/KAGRA_VectorDM.html|Summary page for KAGRA O3 vector dark matter]]