View source for February 20, 2030: Hall C Weekly Meeting Report

= Under Construction =

= RC Meeting Information =

<b> RC Daily Meetings are at 11:00 (am) via Zoom and in person in the counting house meeting room (2nd floor) </b>
* Zoom remote connection information:
  Join ZoomGov Meeting
  https://jlab-org.zoomgov.com/j/1607100885?pwd=ZFBsRTFsYm5Zb0laZ0tyZXNjcEE0QT09
  Meeting ID: 160 710 0885
  Passcode: 595071
  One tap mobile
  +16692545252,,1607100885# US (San Jose)
  +16468287666,,1607100885# US (New York)
  Dial by your location
        +1 669 254 5252 US (San Jose)
        +1 646 828 7666 US (New York)
        +1 669 216 1590 US (San Jose)
        +1 551 285 1373 US
        833 568 8864 US Toll-free
  Meeting ID: 160 710 0885
  Find your local number: https://jlab-org.zoomgov.com/u/ab2CekLXgQ

= Useful Links =

* [https://misportal.jlab.org/mis/physics/shiftSchedule/index.cfm?experimentRunId=HALLC-XEM2 Shift Signup ('''Read only''')]
** [https://misportal.jlab.org/mis/apps/physics/shiftSchedule/index.cfm?experimentRunId=HALLC-XEM2 Shift Signup]

* [https://hallcweb.jlab.org/live_status/snapshots_controls/ Hall-C Controls]
* [https://logbooks.jlab.org/book/hallc Hall-C Logbook]
* [https://cebaf.jlab.org/files/ops/accboard/ MCC White Board]

= Summary Monday 2/13 - 2/20 =

== Monday ==
* [https://logbooks.jlab.org/entry/4130491 HMS tripped due to current lead flow] 



== Sunday ==
* several L2 temperature alarms
* Finished last cycle on He targets Sunday ~ 3 pm
* started taking data on 7Li
* Sunday, ~ 18:30 pm accelerator trouble; beam down for hours
* Sunday, ~ 22:30 trauble in hall: lost target control, [https://logbooks.jlab.org/entry/4134894 BCM temp & raster alarms]; Dave M. came in to investigate; [https://logbooks.jlab.org/entry/4134923 480 V breaker had tripped]; seems also some beam line pumps down; [https://logbooks.jlab.org/entry/4134957 started to warm up target]
*

= Current Status =
* Hall is in restricted access
* target is cooling down; expected to have condensed targets by Tuesday afternoon
* reeastablished coincidence trigger for CAFE
* HMS spectrometer rotation being done right now; Solid "bunker" already relocated; moving HMS to 30 deg and then relocate solid detector
* earlier CAFE folks had a meeting to settle on their runplan.

= Current Run Plan =
* Once we get beam back, run two days for CAFE
* then start deuteron experiment

= Issues/updates =
* HMS NMR is loosing lock often (noticed by several crew)
* glitches on target T read back led to HPHtr dropping to zero (noticed by several crew)

= Current Issues =
* N/A

= Planned Accesses to the Hall =
* Monday 8 am through Tuesday ~ 2pm for target change
** RadCon and PD already have been informed by Nathaly
* parasitically to target change, work on Solid prototype test
* parasitically to target change, bring new HMS transfer line into hall (requires opening truck ramp)

= Planned Accelerator =

= Special Requests/Tasks =