***** 7 October, 2023 -  DET tower tappings****

=== PS Each time has to be shifted by +16 sec ===

DT - South flange 
Start: 15:52:06 —> small peak @118Hz, check peak  @184 Hz
Stop: 15:53:32

DT - West flange 
start: 15:57:38 peaks @120 ,184, 525 Hz
stop: 15:58: 55

**** Inside DET-Lab *****

*** DT-East-flange***
start: 16:12:50—>peaks @118,171, 184 and 525 Hz
stop: 16:14:13

*** SDB2 chamber- south side***
start: 16:17:16
stop: 16:18:16

*** SDB2 chamber- north side***
start: 16:19:22 —> small peak @405 e 525 Hz
stop: 16:21:00

*** B1 minilink viewport (SDB2 flange)***
Vertical tappings near the viewport (on pipe)
start: 16:27:30 —> small peak @66 Hz (intermittente)
stop: 16:29:42

Horizonatal tapping on SDB2 flange
start: 16:31:30
stop: 16:32:30

*** B1p minilink viewport (SDB1 flange)***
start: 16:35:16 —> small peaks @98,103,184 ,210, 525 Hz
stop: 16:36:29

*** Hartmann minilink viewport (SDB2 flange)***
Vertical tappings  near the viewport (on pipe)
start: 16:40:26 —> small peak @66Hz
stop: 16:41:26

Horizonatal tapping on SDB2 flange
start: 16:47:05 --> small peak @66Hz
stop: 16:48:16

PS Maria accidentally hits the tower crossbeam with the hammer and excites 284Hz

*** B5 minilink viewport (SDB1 flange)***
Vertical tappings 
start: 16:50:28 —> peaks @184 ,463 ,500 ,525 ,577,615,626 Hz
stop: 16:51:28