Aggregator

Log Number: 4497474Logbook(s): 

• DCLOG
• ELOG

Entry Makers: janakBody: 

Took setpoint and cycled. Did not swap trim card. It also didn't trip beam, didn't look to see what was affected before beam syncing.

Log Number: 4497472Logbook(s): 

• ELOG

Tags: 

• MCC8am

Body:  CEBAF SHIFT LOG Shift Summary

Start of shift: Beam to HB/HD

Log Number: 4497471Logbook(s): 

• ELOG
• LERFLOG

Body:  ACCELERATOR OPERATOR SIGN IN FORM OPERATOR:    Blackshaw
DATE:             05/11/2026
SHIFT:               Day

The operator has read the following:

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

Log Number: 4497469Logbook(s): 

• CLOG
• ELOG

Entry Makers: Bpauley/AVBody: 

Carried out visual and operational inspections in HDR. Replaced water filter for CB & DP. Small leak found site glass for the cooling water DP.

Log Number: 4497468Logbook(s): 

• CLOG
• ELOG

Entry Makers: BpauleyBody: 

Carried out visual and operational inspection sin CHL1-2. CHL1 Guard #2 ( Center pump) massive internal water leak. Secondary stage compressor #4 outboard bearing oil dirty/contaminated. Replaced Turban water filter & guard'vac water filter.

Log Number: 4497466Logbook(s): 

• ELOG

Entry Makers: chumphryBody: 

Log Number: 4497459Logbook(s): 

• ELOG

Tags: 

• Autolog

Body: saver ran from opsl632

Saved: chumphry 05-11-26 07:45:19 {A:i B:5 C:2 E:345 A=BS B=CW C=BS D=CW 0R08=0.24 No dumps in.

Log Number: 4497456Logbook(s): 

• ELOG
• RFLOG

Entry Makers: victorcBody: 

Cavity was SOSing. OLT'd to recover.

Log Number: 4497452Logbook(s): 

• ELOG
• LERFLOG

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

Date : 05-11-26
Time : 07:21:49
Day : Monday
Shift : Day

Crew Chief : Humphry
Program Deputy: Drury
Team : X
Arm : Janak
Designated SSO: Blackshaw
LERF Operator:
Operators : Blackshaw, Janak

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

Log Number: 4497451Logbook(s): 

• ELOG

Tags: 

• BeamAccounting

Body:  Accelerator PHYSICS STUDIES RESTORE ACC DOWN OFF (SAM) Planned 4 0 0

Log Number: 4497449Logbook(s): 

• ELOG

Tags: 

• ShiftSummary

Body:  CEBAF SHIFT LOG Shift Summary

Start of shift: CW beam to B and D.

Log Number: 4497448Logbook(s): 

• ELOG

Tags: 

• BeamAccounting

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

Log Number: 4497441Logbook(s): 

• ELOG
• BTLOG

Body: Fopt results from /usr/ntfs/public/optics/diforb/26may110643
Comment:
HOSTNAME: opsl03
CED WORKSPACE: OPS CED LOGIN KEY: pro
MYA DEPLOYMENT: ops
CONFIG PATH: /cs/prohome/apps/q/QTSnyder_QT5/1-2/fileio/config/cs.conf
DIFORB PATH: /usr/ntfs/public/optics/diforb

Log Number: 4497440Logbook(s): 

• BTLOG
• ELOG

Entry Makers: dchriBody: 

6E01 seems to be the only reproduced scan

4E01 Beam is almost twice the size in X

2E01 better in X, bigger in Y

Log Number: 4497439Logbook(s): 

• ELOG

Tags: 

• Autolog

Body: System UN-Masking for: BeamLossMonitor
User: kprice
Areas: All

BeamLossMonitor Devices:
ILM0I07
ILM0L01A
ILM0L01B
ILM0L02
ILM2D00A
ILM2D00B
ILM0L04A
ILM0L04B
ILM0L05
ILM0L06A
ILM0L08
ILM0R01
ILM4D00
ILM0R03
ILM0R04
ILM0R06
ILM0R08
ILM0R09
ILM1L01
ILM1L02
ILM6R08
ILM3S00
ILM7S00
ILM9S00
ILM5S10
ILM5E03
ILM7S01
ILM9A01
ILM3E02
ILM5A01
ILM1A04
ILM1A06
ILM1A09
ILM5A10
ILM1A16
ILM1A19
ILM3R10
ILM9R07
ILM1R09
ILM2L03
ILM5R10
ILM5R05
ILM2L01
ILM2T09
ILM8

Log Number: 4497438Logbook(s): 

• ELOG

Body: IDDescriptionPeriodCause 16899Title:
Harp scans + FOPT

Summary:
Routine optics scans.Duration:
19 minutes

Time Down:
11-May-2026 06:27

Time Up:
11-May-2026 06:46

Log Number: 4497437Logbook(s): 

• ELOG

Tags: 

• Autolog

Body: Fopt 7.9 completed successfully. The runtime settings include a sample count of 15, a minimum current of 4, and an operating regime of Standard with Excitation in 1S Region. The corrector and RF kicks applied were 0.488208 and 0.488208 volts respectively. The max. amplitude setting was 1 millimeters. The files for this run were saved in the directory /cs/opshome/hlapps/optics/diforb/26may110643. The X and Y stability of the machine during the run was 0.111716 and 0.0908283 (mm) respectively.

Log Number: 4497436Logbook(s): 

• ELOG

Entry Makers: dchriBody: 

FIG.1,2,3
Before Path adjustments

FIG.4
Calculated Path adjustments

FIG.5,6
After Path adjustments

FIG.7
Hall B beam

FIG.8
Hall D beam

FIG.9
Hall D beam path length

Log Number: 4497435Logbook(s): 

• BTLOG
• ELOG

Entry Makers: victorcBody: 

Log Number: 4497434Logbook(s): 

• ELOG
• BTLOG

Body: 

Laser Used:

B Laser

Sigmas:

Peak 1 - x Sigma: 0.3587 Peak 2 - u Sigma: 0.5446 Peak 3 - y Sigma: 0.6752