Aggregator

Log Number: 4486815Logbook(s): 

• ELOG

Entry Makers: dchriBody: BELS P1 & P2 communication PLC error will not clear after resetting iocsb4. Need guidance

Log Number: 4486814Logbook(s): 

• ELOG

Tags: 

• Autolog

Body: Destination Masking to: HallC
User: victorc



Mismatch Detected - Gold Masks vs. Control System Values!!!
See Values [Calculated / Control Sys] Masked = 1, UnMasked = 0

Node Name : FSD_1W02_1
Ch. 4 Mismatch [ 0 / 1 ] RRF2E00A / RFSeparator
Ch. 6 Mismatch [ 0 / 1 ] RRF6E00A / RFSeparator ... +
Ch. 7 Mismatch [ 0 / 1 ] RRF8E00A / RFSeparator ... +
Ch. 10 Mismatch [ 0 / 1 ] RRFAE00C / RFSeparator
Ch. 11 Mismatch [ 0 / 1 ] RRFAE00D / RFSeparator

Node Name : FSD_2W01_1
Ch. 8 Mismatch [ 0 / 1 ] iocw203rfsep1 / PC104
Ch.

Log Number: 4486813Logbook(s): 

• ELOG
• SLOG

Tags: 

• Autolog

Body: restorelib 3.0.1 Target restore date was The output from the myRestore execution was as follows: <MyAPI>: Channel lookup fault [IELBDMC1.HIHI]

Log Number: 4486812Logbook(s): 

• ELOG

Body: IDDescriptionPeriodCause 16710Title:
Hall C config/target/current change

Summary:
Hall request config target & current changeDuration:
14 minutes

Time Down:
13-Apr-2026 00:17

Time Up:

Log Number: 4486810Logbook(s): 

• ELOG

Body: Calibration ParametersHall:CTarget: Loop 3 4cmPass: 2Note: SHMS angle -10.67,current -396.1Calibrated On:2026-Mar-31 17:58Calibrated By: yoonFile:C-2026-03-31_1758_Loop_3_4cm_Pass-2.hcdIon ChamberExisting Setpoing (rads/hr)New Setpoint (rads/hr)

Log Number: 4486808Logbook(s): 

• ELOG
• LERFLOG

Body:  ACCELERATOR OPERATOR SIGN IN FORM OPERATOR:    Chaudhary
DATE:             04/13/2026
SHIFT:               Owl

The operator has read the following:

• ELOG
• PD Shift Plan
• Radiation Surveys for PSS Segments in Controlled Access
• PSS Log

Log Number: 4486809Logbook(s): 

• HCLOG
• ELOG

Entry Makers: dchriBody: 

Log Number: 4486807Logbook(s): 

• ELOG

Tags: 

• Autolog

Body: Masked Hall C Normal Target FSD

Log Number: 4486804Logbook(s): 

• ELOG
• LERFLOG

Body:  ACCELERATOR OPERATOR SIGN IN FORM OPERATOR:    Price
DATE:             04/13/2026
SHIFT:               Owl

The operator has read the following:

• ELOG
• PD Shift Plan
• Radiation Surveys for PSS Segments in Controlled Access
• PSS Log

Log Number: 4486801Logbook(s): 

• ELOG
• RFLOG

Entry Makers: dturnerBody: smartRAT V3-3 on opsrfdaqnl1

To view waveforms from a timestamp:

ssh opsrfdaqnl1 "smartRAT -m DAQ -d /data/fast_daq/<timestamp>"


To view waveforms of the top 25 from this report:

ssh opsrfdaqnl1 "smartRAT_view_daily_top25 2026-04-05-2026-04-12"


Data directory: /cs/prohome/apps/s/smartRAT2/3-3/fileio/pca_data/output_cavityOutDet/calibrated_cavitylevel_centralize_tsfresh_minimal_gmespmes/whole/rcntnp/2026-04-05-2026-04-12/PCA/

Log Number: 4486800Logbook(s): 

• DCLOG
• ELOG

Entry Makers: yoonBody: 

Took setpoint, will cycle magnet on next beam trip

No TC swap needed

Log Number: 4486799Logbook(s): 

• ELOG

Entry Makers: yoonBody: 

Fig 1) 1A SLM before
Fig 2) 1A SLM after

Log Number: 4486796Logbook(s): 

• ELOG

Tags: 

• Autolog

Body: saver ran from opsl632

Saved: jhoward 04-12-26 23:18:20 {A:i B:5 C:2 E:345 A=BS B=BS C=CW D=BS 0R08=9.96 No dumps in.

Log Number: 4486795Logbook(s): 

• ELOG
• LERFLOG

Body: 
THOMAS JEFFERSON NATIONAL ACCELERATOR FACILITY
ACCELERATOR OPERATIONS CREW CHIEF SIGN IN FORM

Date : 04-12-26
Time : 23:15:01
Day : Sunday
Shift : Owl

Crew Chief : Howard
Program Deputy: Ogur
Team : X
Arm : Chaudhary
Designated SSO: Christian
LERF Operator:
Operators : Price, Chaudhary, Christian

This stamp certifies that the above Crew Chief has read/reviewed/received the following:

Log Number: 4486790Logbook(s): 

• ELOG

Tags: 

• ShiftSummary

Body:  CEBAF SHIFT LOG Shift Summary

Start of shift: CW to Hall C

Log Number: 4486789Logbook(s): 

• ELOG

Tags: 

• BeamAccounting

Body:  Accelerator PHYSICS STUDIES RESTORE ACC DOWN OFF (SAM) Planned 8 0 0

Log Number: 4486788Logbook(s): 

• ELOG

Entry Makers: eformanBody: 

New record for this run

Log Number: 4486787Logbook(s): 

• ELOG

Entry Makers: yoonBody: 

This IOC needs a manual reboot, liekly not going to occur on swing shift so creating an OPS-PR.

Log Number: 4486785Logbook(s): 

• HCLOG
• ELOG

Entry Makers: bschaumlBody: 

As shown in figure 1 the effect on hall positions was dramatic. It does not appear to be present in 1S, as far as I can tell from figure 2 but is very obvious in 1A X positions. I have been looking for the culprit for a bit over an hour and haven't turned anything up.

Log Number: 4486781Logbook(s): 

• HCLOG
• ELOG

Entry Makers: yoonBody: