Reports until 20:18, Monday 27 July 2015
corey.gray@LIGO.ORG -
posted 20:18, Monday 27 July 2015 (19958)
Today's
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8:05-9:10am: Ed adjusted the PSL ISS_REFSIGNAL (made more negative) to lower the AOM Voltage & started H1 locking
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Gerardo put in 350mL in the top chiller YESTERDAY because it was alarming (he noted last fill was 7/11!).
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9:15 Leonid starting ETM Charge Measurements
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9:15-9:45: Evan performing CARM transfer functions
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9:30-9:45: Betsy walking thru LVEA
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9:59: ALS DIFF PLL Open Loop Gain measurement (Jenne, Jeff)
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11:00: Matt & Sudarshan working on ISS
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11:29: Vinny tapping on seismometer at MY
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12:34pm: Monthly Hanford Alert phone call received
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1:30: Ed ran an Initial Alignment, & took H1 up to DARM Offset for the Commissioners.
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2:20: YMCA tour in Control Room
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2:55: Earthquake taking down for atleast an hour (Mag 7 in Indonesia area)
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3:53: Parametric Instability model test by Barker (since we are riding through an earthquake.
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4:06: Hit Master "Load Coefficients" for PRM, ITMy, & ETMy per Betsy's request to clean up the Front End Filter Module/DAQ Loading Time Stamps. This also needs to be done for h1asc, h1ascimc, h1lsc, h1lscaux, h1omc, h1suspr3, h1sussr3, but Evan will load these piecemeal over the night just so they can check for any problems after each loading.
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Dr. Kissel has been planning out the attack for tomorrow's Maintenance Day