Aggregator

Log Number: 4364769Logbook(s): 

• ELOG
• LERFLOG

Body:  ACCELERATOR OPERATOR SIGN IN FORM OPERATOR:    Shook
DATE:             04/24/2025
SHIFT:               Owl

The operator has read the following:

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

Log Number: 4364743Logbook(s): 

• ELOG
• RFLOG

Tags: 

• Autolog

Body: 

The following cavity histories have been updated:
1L11-8
Username: samari
Date/Time: 04-25-25_01:02:21
RF Status: Bad
Tuner Status: Good
Comment: stepped of 150k for possible draining
Special Instructions:

Maintenance Tag: Component: Operator Entry - See SME

Log Number: 4364742Logbook(s): 

• ELOG

Entry Makers: samariBody: 

After GSET-0 the cavity was properly backed off, but its measured phase tracks with current (a sign of slight draining). Backing the tuner off another 50k.

Log Number: 4364723Logbook(s): 

• ELOG

Entry Makers: shookBody: 

Cycled the keys and brought it back up

Log Number: 4364710Logbook(s): 

• ELOG
• LERFLOG

Body:  ACCELERATOR OPERATOR SIGN IN FORM OPERATOR:    Thomas
DATE:             04/25/2025
SHIFT:               Owl

The operator has read the following:

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

Log Number: 4364699Logbook(s): 

• ELOG
• LERFLOG

Body:  ACCELERATOR OPERATOR IN TRAINING SIGN IN FORM OPERATOR:    Samari
DATE:           04/24/2025
SHIFT:             Owl
MENTOR:         Price

The operator has read the following:

Log Number: 4364675Logbook(s): 

• HALOG
• HBLOG
• POLOG
• ELOG

Body: 

During the run 17398 to 17401 the charge asymmetry was averaging ~ -325 ppm and then beam was down.

When the beam came back during run 17406 I ran the feedback and brought the asymmetry back to ~ 0. PITA voltage was changed to -2790 from -2913.

The asymmetry then went down to -950 ppm slowly. I ran the feedback again at the end of run 17410 to brought the asymmetry back to 0. PITA voltage is now set to -2978.

Log Number: 4364669Logbook(s): 

• ELOG
• LERFLOG

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

Date : 04-24-25
Time : 23:14:19
Day : Thursday
Shift : Owl

Crew Chief : Price
Program Deputy: Sereno
Team : D
Arm : Schaumloffel
Designated SSO: Shook
LERF Operator:
Operators : Shook, Thomas, Samari

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

Log Number: 4364664Logbook(s): 

• ELOG

Entry Makers: yoonBody: 

Log Number: 4364662Logbook(s): 

• ELOG

Tags: 

• ShiftSummary

Body:  CEBAF SHIFT LOG Shift Summary

Start of shift: Hall A in CA; CW beam to Halls B and D.

Log Number: 4364661Logbook(s): 

• ELOG

Tags: 

• BeamAccounting

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

Log Number: 4364643Logbook(s): 

• ELOG

Entry Makers: yoonBody: 

Log Number: 4364641Logbook(s): 

• ELOG

Entry Makers: yoonBody: 

Log Number: 4364640Logbook(s): 

• ELOG

Entry Makers: yoonBody: 

ran orbit locks for D beam, see a big improvement in 3S00, 9S00.. no improvement in 7S00

Log Number: 4364632Logbook(s): 

• ELOG

Tags: 

• Autolog

Body: System UN-Masking for: BeamLossMonitor
User: anthony
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
ILM

Log Number: 4364630Logbook(s): 

• ELOG

Entry Makers: yoon

Log Number: 4364628Logbook(s): 

• ELOG

Tags: 

• Autolog

Body: System Masking for: BeamLossMonitor
User: anthony
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
ILM8T0

Log Number: 4364612Logbook(s): 

• HBLOG
• ELOG

Entry Makers: yoonBody: 

Log Number: 4364607Logbook(s): 

• ELOG

Entry Makers: yoonBody: 

ran A beam for NL and SL GP

Log Number: 4364605Logbook(s): 

• HALOG
• ELOG

Entry Makers: yoonBody: