DQ Shifter: Derek Davis

Summary:

• The "observing mode flag" DMT-ANALYSIS_READY was incorrectly defined during May 10-12 
  • This problem did not impact the definition of GDS-CALIB_STATE_VECTOR
• PEM week started; injections picked up by numerous Detchar tools, including HVeto
• The potential source of 4.1 Hz glitching was identified: (69578)
• Observing mode is engaged consistently overnight
• Mid-frequency glitching from 50-100 Hz overnight on multiple days
  • Attached plots show glitching on May 8 and May 13
  • May be related to nearby construction

The full report can be found here.