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40m Log |
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Mon Sep 30 13:02:51 2013, Masayuki,Manasa, Update, IOO, PMC and MC alignment
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Thu Oct 3 01:24:31 2013, Jenne, Rana, Update, IOO, PMC 
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Sun Oct 6 22:52:09 2013, Jenne, Rana, Update, IOO, input beam to PMC aligned again
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Mon Oct 14 17:51:40 2013, Jenne, Update, IOO, input beam to PMC drifted again
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Mon Oct 21 13:15:52 2013, Koji, Update, IOO, PMC aligned
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Fri Oct 25 10:45:16 2013, Steve, Update, PSL, laser drift monitor set up  
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Fri Oct 25 19:56:58 2013, rana, Update, PSL, laser drift monitor set up  
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Fri Jan 10 15:33:02 2014, Steve, Update, PSL, laser drift monitor set up idea
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Mon Jan 13 11:08:48 2014, Steve, Update, PSL, 3 good days of IOO pointing
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Tue Jan 14 10:12:12 2014, Steve, Update, PSL, laser drift monitor set up idea
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Message ID: 9238
Entry time: Mon Oct 14 17:51:40 2013
In reply to: 9209
Reply to this: 9256
9291
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Author: |
Jenne |
Type: |
Update |
Category: |
IOO |
Subject: |
input beam to PMC drifted again |
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Quote: |
I wonder what's drifting between the laser and the PMC? And why is it getting worse lately?
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The PMC refl is bad in pitch today, and the transmission is only 0.76, rather than our usual 0.83ish.
I did a quick, rough tweak-up of the alignment, and now we're at 0.825 in transmission. |