Aggregator

Log Number: 4517267Logbook(s): 

• ELOG
• CLOG

Tags: 

• Autolog

Body: LEM 9.19.5 was successfully run for the South Linac on 2026-06-27 08:10:20. The application phase took 00:00:21 to complete.

Log Number: 4517266Logbook(s): 

• ELOG

Body: Calibration ParametersHall:CTarget: Loop 2 10cmPass: 3Note: Calibrated On:2026-Jun-15 04:06Calibrated By: samariFile:C-2026-06-15_0406_Loop_2_10cm_Pass-3.hcdIon ChamberExisting Setpoing (rads/hr)New Setpoint (rads/hr)Compton1,796</

Log Number: 4517264Logbook(s): 

• ELOG

Entry Makers: samariBody: 

Log Number: 4517261Logbook(s): 

• ELOG

Entry Makers: samariBody: 

Log Number: 4517249Logbook(s): 

• ELOG
• LERFLOG

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

Date : 06-27-26
Time : 07:14:51
Day : Saturday
Shift : Day

Crew Chief : Schoene
Program Deputy: Nissen
Team : B
Arm : Thomas
Designated SSO: Barker
LERF Operator:
Operators : Barker, Thomas

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

Log Number: 4517248Logbook(s): 

• ELOG

Tags: 

• ShiftSummary

Body:  CEBAF SHIFT LOG Shift Summary

Start of shift: xC 21 uA on Loop2

Log Number: 4517245Logbook(s): 

• ELOG

Tags: 

• BeamAccounting

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

Log Number: 4517234Logbook(s): 

• ELOG

Body: IDDescriptionPeriodCause 17288Title:
QE measurement

Summary:
Nightly QEDuration:
8 minutes

Time Down:
27-Jun-2026 06:15

Time Up:
27-Jun-2026 06:23

Log Number: 4517233Logbook(s): 

• ELOG

Tags: 

• Autolog

Body: System UN-Masking for: CryoModule
User: samari
Areas: Injector NorthLinac SouthLinac

CryoModule Devices:
0L02
0L04
0L03
1L14
1L03
1L02
1L04
1L05
1L07
1L06
1L08
1L09
1L10
1L11
1L12
1L15
1L13
1L16
1L19
1L17
1L18
1L20
1L21
1L22
1L23
1L24
1L25
1L26
2L14
2L03
2L02
2L04
2L05
2L07
2L06
2L08
2L11
2L09
2L10
2L12
2L15
2L13
2L16
2L19
2L17
2L18
2L20
2L21
2L22
2L23
2L24
2L25
2L26

Log Number: 4517232Logbook(s): 

• POLOG
• ELOG

Body: Spot Location: (12750,19200), Charge: 3.264711

Laser Wavelength Atten Setting Laser Power Current HV PS Current QE PV Updated? Update Time/Reason Not Updated (nm) (W) (uA) </

Log Number: 4517230Logbook(s): 

• ELOG

Body: IDDescriptionPeriodCause 17288Title:
QE measurement

Summary:
Nightly QEDuration:
4 minutes

Time Down:
27-Jun-2026 06:15

Time Up:
Category:

Log Number: 4517228Logbook(s): 

• ELOG

Tags: 

• Autolog

Body: System Masking for: CryoModule
User: samari
Areas: Injector NorthLinac SouthLinac

CryoModule Devices:
0L02
0L04
0L03
1L14
1L03
1L02
1L04
1L05
1L07
1L06
1L08
1L09
1L10
1L11
1L12
1L15
1L13
1L16
1L19
1L17
1L18
1L20
1L21
1L22
1L23
1L24
1L25
1L26
2L14
2L03
2L02
2L04
2L05
2L07
2L06
2L08
2L11
2L09
2L10
2L12
2L15
2L13
2L16
2L19
2L17
2L18
2L20
2L21
2L22
2L23
2L24
2L25
2L26

Log Number: 4517227Logbook(s): 

• ELOG

Entry Makers: samariBody: 

just checking to help reduce the 1L25 BLVFs. The only two that showed a difference in dose when lowered .1 MV/m were 1L24-1 and 1L25-3, wich I derated .3 MV/m and .5 MV/m respectively.

Log Number: 4517226Logbook(s): 

• ELOG
• RFLOG

Tags: 

• Autolog

Body: 

The OPS DRVHs for the following cavities have been updated:
1L25-3
Username: samari
Date/Time: 06-27-26_06:00:07
RF Status: Good
Tuner Status: Good
Comment: DRVH=12.000 NDX Redux .35 R/hr for .5 MV/m
Previous OPS DRVH: 12.5
Special Instructions:

Log Number: 4517223Logbook(s): 

• ELOG
• RFLOG

Tags: 

• Autolog

Body: 

The OPS DRVHs for the following cavities have been updated:
1L24-1
Username: samari
Date/Time: 06-27-26_05:59:10
RF Status: Good
Tuner Status: Good
Comment: DRVH=8.100 NDX reduction by .2 R/hr at INX1L25
Previous OPS DRVH: 8.4
Special Instructions:

Log Number: 4517217Logbook(s): 

• ELOG

Body: 

We had to re-mask Hall A down converter and restore the BLA Absolute Currrent limits.

Log Number: 4517204Logbook(s): 

• ELOG

Body: IDDescriptionPeriodCause 17287Title:
iocbcm lost comms

Summary:
Caused BLA trip, going out to do a local reset.Duration:
9 minutes

Time Down:
27-Jun-2026 04:09

Time Up:
27-Jun-2026 04:1

Log Number: 4517197Logbook(s): 

• ELOG
• SLOG

Tags: 

• Autolog

Body: restorelib 3.0.1 Target restore date was 2026-06-27 04:05:36 The output from the myRestore execution was as follows: iocbcm <NOTE> BLA: Provided macro *IOC* is never used BLA Execute: burtwb -f /a/opsuser/mccops/burt/REBOOT/bcmVme/snap/bcmVme.snap (success) bcmVme@2026-06-27 04:05 20(20) restored Procedure return status: Success systemEnum@2026-06-27 04:05 2(2) restored Execute: /usr/csite/certified/bin/ced2Epics -ced ced -A -i iocbcm (success) PVs modified: 0 PVs modified: 0 PVs modified: 0 PVs modified: 0 PVs modi

Log Number: 4517196Logbook(s): 

• ELOG

Entry Makers: samariBody: 

We'll go out for a local reset

Log Number: 4517182Logbook(s): 

• ELOG

Entry Makers: samariBody: