Aggregator

Log Number: 4537096Logbook(s): 

• HCLOG
• ELOG

Entry Makers: yoonBody: 

Log Number: 4537089Logbook(s): 

• ELOG

Body: 

Faded ODH sighs have been replaced for the E1, E2, E3 buildings and SL Access Bldg. Door 4. A few signs/stickers still require replacement and will be completed tomorrow or at the next available opportunity.

Log Number: 4537084Logbook(s): 

• ELOG
• RFLOG

Tags: 

• Autolog

Body: 

The OPS DRVHs for the following cavities have been updated:
2L03-5
Username: benesch
Date/Time: 08-03-26_16:14:06
RF Status: Good
Tuner Status: Good
Comment: DRVH=18.700 Causes Beam Instability at 70 uA to C elog 4536965
Previous OPS DRVH: 19
Special Instructions:

Log Number: 4537080Logbook(s): 

• ELOG
• LERFLOG

Body:  ACCELERATOR OPERATOR SIGN IN FORM OPERATOR:    Yoon
DATE:             08/03/2026
SHIFT:               Swing

The operator has read the following:

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

Log Number: 4537074Logbook(s): 

• ELOG

Body: 

Task approved.

Log Number: 4537067Logbook(s): 

• ELOG

Entry Makers: chumphryBody: 

Log Number: 4537057Logbook(s): 

• ELOG

Body: 

OM01 has been tested and is functioning as designed. Sensor is now un-bypassed and is online.

Log Number: 4537056Logbook(s): 

• ELOG
• LERFLOG

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

Date : 08-03-26
Time : 15:34:43
Day : Monday
Shift : Swing

Crew Chief : Richardson
Program Deputy: Latosky
Team : X
Arm : Schaumloffel
Designated SSO: Yoon
LERF Operator:
Operators : Schaumloffel, Yoon

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

Log Number: 4537055Logbook(s): 

• ELOG

Tags: 

• Autolog

Body: saver ran from opsl05

Saved: lrichard 08-03-26 15:33:05 {A:i B:1 C:5 E:1060 A=BS B=CW C=CW D=CW 0R08=49.65 No dumps in.

Log Number: 4537053Logbook(s): 

• ELOG

Body: 

Once the PTW is on-issue this task is approved. Window of opportunity during tomorrow's (8/4) maintenance day is 6am to 2pm.

Log Number: 4537050Logbook(s): 

• ELOG

Entry Makers: chumphry

Log Number: 4537049Logbook(s): 

• ELOG

Tags: 

• ShiftSummary

Body:  CEBAF SHIFT LOG Shift Summary

Start of shift: CW beam to B/C/D

Log Number: 4537048Logbook(s): 

• ELOG

Tags: 

• BeamAccounting

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

Log Number: 4537027Logbook(s): 

• ELOG

Entry Makers: janakBody: 

During recovery of a beam trip, 2L05-6 had difficulty regaining PMES stability. Performed POFF optimization and that seemed to do the trick, though the timing of the stabilization was a little offset

Log Number: 4537024Logbook(s): 

• ELOG

Entry Makers: janakBody: 

Log Number: 4537023Logbook(s): 

• ELOG

Tags: 

• Autolog

Body: UNMasked Hall C Normal Target FSD

Log Number: 4537015Logbook(s): 

• ELOG

Body: Calibration ParametersHall:CTarget: 10cm DummyPass: 5Note: SHMS angle: -14-74Calibrated On:2026-Jul-28 02:36Calibrated By: msmithFile:C-2026-07-28_0236_10cm_Dummy_Pass-5.hcdIon ChamberExisting Setpoing (rads/hr)New Setpoint (rads/hr)Compton

Log Number: 4537016Logbook(s): 

• ELOG

Tags: 

• Autolog

Body: Masked Hall C Normal Target FSD

Log Number: 4537014Logbook(s): 

• ELOG
• DCLOG

Body: 

Transistor gain checks on MMA1H01 have started. To be continued tomorrow.

Log Number: 4536996Logbook(s): 

• ELOG

Entry Makers: chumphryBody: