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Message ID: 1512     Entry time: Thu Apr 23 18:09:11 2009
Author: Yoichi 
Type: Update 
Category: Environment 
Subject: Effect of cryopump 
The attached is the trend plot of the MC1 accelerometer for 3 days.
It is evident that the seismic level increased by a factor of two on Wednesday morning (when Steve started the cryopump).
Attachment 1: SeisTrend.pdf  52 kB  | Hide | Hide all
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