[Rgc] [clas_members] [Revised Logentry] RC Daily Summary

silvia at jlab.org silvia at jlab.org
Thu Jun 23 08:39:47 EDT 2022


Hello Sebastian,
is the plan to test the ND3 sample still on for today?
Thank you,
Silvia

> Just to add:
>
> 1) Thank you SO much Carlos for your heroic jumping in as temporary shift
> expert
> 2) To give Carlos some time to recover, please call ME (Sebastian) at
> (757) 639-6640 instead of the RC cell phone if you need to talk to the RC,
> until this evening.
> 3) Due to the ongoing CLAS collaboration meeting, we will delay our daily
> RC meeting once again to 3:00 p.m. (not 2 p.m.)
>
> - Sebastian
>
> On Jun 23, 2022, at 7:50 AM, gayoso at jlab.org<mailto:gayoso at jlab.org>
> wrote:
>
> RC Daily Summary<https://logbooks.jlab.org/entry/4006266>
>
>   *
> Edit<https://logbooks.jlab.org/entry/4006266/edit?destination=email/send>
>   *
> Delete<https://logbooks.jlab.org/entry/4006266/delete?destination=email/send>
>
> Lognumber 4006266<https://logbooks.jlab.org/entry/4006266>. Submitted by
> gayoso<https://logbooks.jlab.org/user/gayoso> on Thu, 06/23/2022 -
> 07:40<https://logbooks.jlab.org/entries?start_date=1655980835&end_date=1655988035&book=HBLOG>.
> Last updated on Thu, 06/23/2022 - 07:46
> Logbooks:       HBLOG<https://logbooks.jlab.org/book/hblog>
>
> RC Report 23 June 2022
>
> General Summary
>
> - In general the day has been with ups and downs with respect to the beam
> behaviour.
> - We started to get Moller runs since early the day unsuscesfully due to
> issues with a quad magnet. After severl attempts it was decided to
> postpone the Moller run and focus in production on NH3.
> - Small modifications to the target were made by Maxwell
> https://logbooks.jlab.org/entry/4005916.
> - It was changed the raster configuration to Vpp=2.2 for both X/Y,
> Xoffset=0.1, Yoffset=-0.1. It is not clear that these changes achieve the
> desidered position of the raster beam. Before --->
> https://logbooks.jlab.org/entry/4005948 After --->
> https://logbooks.jlab.org/entry/4006131
> - Maxime reported some issues with the raster monitos and has been in
> communication with Maurik and Sergey --> two rastermon sessions were
> running in the same machine. Killing one of the processes solved.
> - Rafaella worked in the hodoscope callibration HV.
> - The shift leader during Owl shift felt suddenly ill. Stuart called RC
> and safey guards, It was called an Ambulance which took him. The RC
> replaced the Shift leader.
>
> Shifts Summaries:
> OWL (Jun22) --> https://logbooks.jlab.org/entry/4005677
> DAY --> https://logbooks.jlab.org/entry/4005815
> SWING --> https://logbooks.jlab.org/entry/4006008
> OWL --> https://logbooks.jlab.org/entry/4006164
> OWL 2nd --> https://logbooks.jlab.org/entry/4006204
>
> Day Plan :
> - beam off for recovery starting at 6:15
> - called for Controlled Access
> - Target group --> change to empty target
> - Moller quad reparation
> - raster power supply replacement (??)
> - systems upkeep --> until now, just Daniel asked for access ~ 9am
> - at 4pm, depending of keys availability, Eugene will perform the
> walk-through training. Due to the limitations due to controlled access,
> only a limited number of people and with priority to the coming soon
> shifts, will be do the training.
>
> List of valid runs, aprox #events, runtime:
> 16164 1M 26m
> 16166 12.5M 1h
> 12167 31M 3h24m
> 16169 6M 1h
> 16170 51M 4h15m
> 16178 34M 2h
>
> TOTAL EVENTS (from 'good' runs): ~135.5M
> TOTAL RUNTIME (from valid runs): ~12h
>
> We will have our RC meeting at 14:00. If somebody want to chair the
> in-person session this day in CH200, please do it. Sebastina kindly
> offered to take as RC temporarily. Please find the connection instructions
> at https://wiki.jlab.org/clas12-run/index.php/Run_Group_C#tab=Useful_Links
>
> Your humble RC
>
> -none (well, this is the RC here --> https://www.jlab.org/Hall-B/shifts/ )
>
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