PCALX line moved from 3001.3 to 3501.3Hz at 04:32:32UTC (intention bit commissioning).
H1 back in Observe at 04:33:26UTC.
Screenshot of SDF attached.
This cal line frequency, 3501.3Hz, should run for 6 hours.
When this run is complete, the cal line should be changed to 4501.3Hz and then requires 12 hours of data.
See JeefK's alog for details: alog 24802