Recent Log Entries

Log Number: 3826139Logbook(s): 

• ELOG

Body: ACC=>RF=>SOUTH_LINAC=>2L11=>2L11-4=>R2B4ALM05 has been disabled in alarm handler

3826137

Log Number: 3826138Logbook(s): 

• ELOG

Body: ACC=>RF=>SOUTH_LINAC=>2L11=>2L11-4=>R2B4ALM04 has been disabled in alarm handler

3826137

Log Number: 3826137Logbook(s): 

• ELOG

Entry Makers: michaelmBody: 

Clearly have IF/LO as system is operating; but signal has dropped out of EPICS (~10am).

Log Number: 3826135Logbook(s): 

• ELOG

Tags: 

• Autolog

Body: saver ran from opsl632

Saved: michaelm 08-13-20 00:18:56 {A:1 B:5 C:5 E:1050 A=CW B=CW C=CW D=CW 0R08=148.47 No dumps in.

Log Number: 3826134Logbook(s): 

• POLOG
• ELOG

Body: 
Record

Log Number: 3826133Logbook(s): 

• ELOG
• LERFLOG

Body:  ACCELERATOR OPERATOR SIGN IN FORM OPERATOR:    McCaughan
DATE:             08/13/2020
SHIFT:               Owl

The operator has read the following:

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

Log Number: 3826109Logbook(s): 

• ELOG

Tags: 

• ShiftSummary

Body:  CEBAF SHIFT LOG

Start of shift: xA Compton background optimization in progress.

Log Number: 3826108Logbook(s): 

• ELOG
• LERFLOG

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

Date : 08-12-20
Time : 23:02:14
Day : Wednesday
Shift : Owl

Crew Chief : Frierson
Program Deputy: Benesch
Team : X
Arm : RADCON
Designated SSO: Garcia
LERF Operator:
Operators : Garcia, McCaughan

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

Log Number: 3826104Logbook(s): 

• ELOG

Tags: 

• Autolog

Body: 

Log Number: 3826103Logbook(s): 

• ELOG

Tags: 

• Autolog

Body: 

Log Number: 3826102Logbook(s): 

• ELOG

Tags: 

• Autolog

Body: 

Log Number: 3826101Logbook(s): 

• ELOG

Body: Faster Raster Mask State: (MASKED) Fast Raster is initialized for 2.17842 GeV Max current is 25 uA Raster was last initialized on 12AUG20 23:16:50
Hall A Raster has been set to X= 1.7 by Y= 2.3

Log Number: 3826098Logbook(s): 

• ELOG

Tags: 

• Autolog

Body: System UN-Masking for: IonChamber
User: eforman

Log Number: 3826097Logbook(s): 

• ELOG

Tags: 

• Autolog

Body: Masked Hall A Target Movement FSD

Log Number: 3826095Logbook(s): 

• ELOG
• HALOG
• BTLOG

Body: 

Log Number: 3826093Logbook(s): 

• ELOG
• HALOG
• BTLOG

Body: 

Log Number: 3826092Logbook(s): 

• ELOG

Tags: 

• BeamAccounting

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

Log Number: 3826085Logbook(s): 

• ELOG

Body: Faster Raster Mask State: (MASKED) Fast Raster is initialized for 2.17842 GeV Max current is 25 uA Raster was last initialized on 12AUG20 03:19:40
Hall A Raster has been set to X= 1.7 by Y= 2.3

Log Number: 3826069Logbook(s): 

• ELOG

Entry Makers: deirBody: 

Set Transport to 2k, calibration did not go high enough to catch transport at this current.

Log Number: 3826064Logbook(s): 

• ELOG

Entry Makers: deirBody: 

Very likely due to energy fluctuations from unstable RF. Readback is stable, upped to 3k to prevent further trips.