Aggregator

Log Number: 4536670Logbook(s): 

• HCLOG
• ELOG

Entry Makers: victorc

Log Number: 4536667Logbook(s): 

• ELOG

Tags: 

• Autolog

Body: UNMasked Hall C Normal Target FSD

Log Number: 4536665Logbook(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: 4536664Logbook(s): 

• ELOG

Entry Makers: victorcBody: 

Log Number: 4536663Logbook(s): 

• ELOG

Tags: 

• Autolog

Body: Masked Hall C Normal Target FSD

Log Number: 4536659Logbook(s): 

• ELOG
• RFLOG

Tags: 

• Autolog

Body: 

The OPS DRVHs for the following cavities have been updated:
1L22-5
Username: victorc
Date/Time: 08-03-26_04:09:34
RF Status: Good
Tuner Status: Good
Comment: DRVH=20.761 PLDE soft faults above 20.761 MV/m at ~360 uA linac current
Previous OPS DRVH: 21
Special Instructions:

Log Number: 4536644Logbook(s): 

• ELOG

Body: IDDescriptionPeriodCause 17591Title:
1L22-5 POFF optimization

Summary:
Tripped on PLDE soft faults a few times. Derated cavity and performed sweep for and optimized POFF.

Log Number: 4536643Logbook(s): 

• ELOG

Body: IDDescriptionPeriodCause 17591Title:
1L22-5 POFF optimization

Summary:
Tripped on PLDE soft faults a few times. Derated cavity and performed sweep for and optimized POFF.

Log Number: 4536639Logbook(s): 

• ELOG
• RFLOG

Entry Makers: victorcBody: 

Cavity tripped 5 times in the last ~2.5 hours on PLDE soft faults. Derated 0.2 MV/m and optimized POFF to hopefully make it happier.

Log Number: 4536603Logbook(s): 

• ELOG
• RFLOG

Entry Makers: kpriceBody: 

Reduced GASK by ~0.75 and CRFP by about the same. Zeroed detune angle at the new spot but I'm not crazy about the increase in KRRP.

Log Number: 4536599Logbook(s): 

• HDLOG
• ELOG

Entry Makers: dchriBody: 

Log Number: 4536597Logbook(s): 

• ELOG

Body: Calibration ParametersHall:DTarget: JD80-213 80um 45/135Pass: 5.5Note: Calibrated On:2026-Jul-29 20:36Calibrated By: anthonyFile:D-2026-07-29_2036_JD80-213_80um_45_135_Pass-5.5.hcdIon ChamberExisting Setpoing (rads/hr)New Setpoint (rads/hr)

Log Number: 4536568Logbook(s): 

• ELOG

Entry Makers: jhowardBody: 

Down in Injector tunnel. Drifted over a month, so it could just need to be recalibrated. Ops will continue to monitor.

Log Number: 4536551Logbook(s): 

• ELOG
• LERFLOG

Body:  ACCELERATOR OPERATOR SIGN IN FORM OPERATOR:    Christian
DATE:             08/03/2026
SHIFT:               Owl

The operator has read the following:

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

Log Number: 4536549Logbook(s): 

• ELOG

Tags: 

• Autolog

Body: saver ran from opsl632

Saved: victorc 08-03-26 00:15:38 {A:i B:1 C:5 E:1060 A=BS B=CW C=CW D=CW 0R08=69.63 No dumps in.

Log Number: 4536548Logbook(s): 

• ELOG
• LERFLOG

Body:  ACCELERATOR OPERATOR SIGN IN FORM OPERATOR:    Chaudhary
DATE:             08/03/2026
SHIFT:               Owl

The operator has read the following:

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

Log Number: 4536546Logbook(s): 

• ELOG
• LERFLOG

Body:  ACCELERATOR OPERATOR SIGN IN FORM OPERATOR:    Howard
DATE:             08/03/2026
SHIFT:               Owl

The operator has read the following:

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

Log Number: 4536540Logbook(s): 

• ELOG
• RFLOG

Entry Makers: dturnerBody: smartRAT V3-5 on opsrfdaqnl1

To view waveforms from a timestamp:

ssh opsrfdaqnl1 "smartRAT -m DAQ -d /data/fast_daq/<timestamp>"


To view waveforms of the top 25 from this report:

ssh opsrfdaqnl1 "smartRAT_view_daily_top25 2026-07-26-2026-08-02"


Data directory: /cs/prohome/apps/s/smartRAT2/3-5/fileio/pca_data/output_cavityOutDet/calibrated_cavitylevel_centralize_tsfresh_minimal_gmespmes/whole/rcntnp/2026-07-26-2026-08-02/PCA/

Log Number: 4536525Logbook(s): 

• ELOG
• RFLOG

Tags: 

• Autolog

Body: 

The OPS DRVHs for the following cavities have been updated:
2L03-8
Username: bschauml
Date/Time: 08-02-26_23:31:04
RF Status: Good
Tuner Status: Good
Comment: DRVH=13.800 Causes Beam Instability - Soft Faults at High Current
Previous OPS DRVH: 14.8
Special Instructions:

Log Number: 4536519Logbook(s): 

• ELOG
• LERFLOG

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

Date : 08-02-26
Time : 23:23:01
Day : Sunday
Shift : Owl

Crew Chief : Price
Program Deputy: Latosky
Team : D
Arm : Christian
Designated SSO: Howard
LERF Operator:
Operators : Howard, Chaudhary, Christian

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