ID |
Date |
Author |
Type |
Category |
Subject |
Text |
 |
9369
|
Tue Nov 12 23:05:06 2013 |
rana | Update | PEM | thump noise from particle counter | [quote]The particle counter is back on the
IOOC location on a piece of FOAM
It needs this isolation, so when the pump |
|
9374
|
Wed Nov 13 11:30:07 2013 |
Steve | Update | PEM | particle counter MOVED | Particle counter moved from the top of IOOC
to the east wall |
|
9489
|
Wed Dec 18 15:35:48 2013 |
Steve | Update | PEM | excess seismic noise | This is not a test. Life can be dangerous
in the 40m Control Room. |
|
9556
|
Wed Jan 15 13:05:30 2014 |
Jenne | Update | PEM | 4.4 EQ in Fontana, CA | It looks like there was a 4.4 magnitude
earthquake near Fontana, CA around 1:30am
today. This tripped all of the suspension |
|
9559
|
Thu Jan 16 08:19:29 2014 |
Steve | Update | PEM | 4.4 and 3.8M local earth quakes |
|
 |
9591
|
Mon Feb 3 10:17:14 2014 |
Steve | Update | PEM | dusty surfaces | Please wet WIPE |
   |
9623
|
Tue Feb 11 16:49:36 2014 |
Steve | Update | PEM | floor cleaning | Keven, Steve
The floor was cleaned under the east |
|
9643
|
Tue Feb 18 10:10:07 2014 |
Steve | Update | PEM | floor cleaning under racks |
|
|
9675
|
Tue Feb 25 23:38:05 2014 |
rana, jenne | Update | PEM | GUR1 Z channel excess noise: oscillating Z channel | Last night we noticed an excess in the
GUR1Z seis BLRMS on the StripTool. It was
in the 0.1 - 0.3 Hz band. The rumor in the |
|
9689
|
Tue Mar 4 17:07:27 2014 |
Steve | Update | PEM | floor cleaning under racks |
|
|
9743
|
Fri Mar 21 14:59:44 2014 |
steve | Update | PEM | controling dust | Please take a look at the table top with
the flashlight before |
|
9771
|
Tue Apr 1 20:56:27 2014 |
Jenne | Update | PEM | No noticeable effect from Chile's M8.2 earthquake | Koji locked the MC, arms, and PRMI, with
no troubles, after the M8.2 earthquake off
the coast of Chile, that happened about 4 |
|
9775
|
Wed Apr 2 09:31:22 2014 |
Steve | Update | PEM | local 3.0M earthquake |
|
 |
9778
|
Wed Apr 2 20:13:04 2014 |
Jenne | Update | PEM | More Chile EQs | 2 more earthquakes in Chile: a M6.4
and a M7.8.
We got them about 15 minutes ago |
|
9808
|
Mon Apr 14 17:59:05 2014 |
Jenne | Configuration | PEM | New T-240 cable | As payment for borrowing 2 of our seismometers,
Zach has made us a new Trillium cable, to
go from the granite station to the readout |
|
9914
|
Tue May 6 09:46:50 2014 |
steve | Update | PEM | cleaning day | Keven and Steve,
We cleaned around the Vertex chambers,
PSL and MC2 floor areas. |
|
9958
|
Thu May 15 15:10:02 2014 |
Steve | Update | PEM | seismic activities | Our only seismometer is at the east end
now.
Atm1, Ditch Day morning puzzle. The |
  |
9967
|
Sat May 17 14:48:06 2014 |
den | Update | PEM | yend sei isolation kit is set | Yend seismometer isolation kit (elog
8461) hosts Guralp seismometer. I made
a cable for inside connection, assembled |
 |
9971
|
Mon May 19 22:44:21 2014 |
den | Update | PEM | xend sei isolation kit is set |
|
|
10003
|
Thu May 29 08:43:34 2014 |
manasa | Update | PEM | Ant season already in | Ant season has set in. I spotted and killed
a few ants around the optics |
|
10023
|
Wed Jun 11 08:57:49 2014 |
Steve | Update | PEM | air cond maintenance tomorrow morning |
|
|
10075
|
Thu Jun 19 17:11:52 2014 |
steve | Update | PEM | it is warmer today | The PSL HEPA was running at 30VAC-variac.
It is 1 degree C warmer than usual. The HEPA
fan motor turned up to 60 V |
|
10119
|
Wed Jul 2 11:32:44 2014 |
Jenne, TaraV | Update | PEM | Status of seismometer stations, Yend Guralp moved | [Jenne, TaraV]
We had a look this morning at
the status of the seismometer array, so that |
|
10141
|
Mon Jul 7 16:39:26 2014 |
Steve | Update | PEM | ants on the PSL table |
|
|
10368
|
Tue Aug 12 13:31:58 2014 |
Jenne | Update | PEM | Seismometer cables in place, ready for sensors | [TaraV, Jenne]
The short cable from the slab to
the sensor has been assembled and installed |
|
10523
|
Mon Sep 22 10:18:58 2014 |
steve | Update | PEM | lab temperatures |
|
|
10539
|
Thu Sep 25 11:38:47 2014 |
Jenne | Update | PEM | Seismometers in place | [Zach, Jenne, Steve]
This work happened on Tuesday.
Bad Jenne for forgetting to elog it! |
|
10560
|
Thu Oct 2 14:36:52 2014 |
steve | Update | PEM | oil drops on vertex crane |
|
|
10665
|
Tue Nov 4 10:40:46 2014 |
steve | Update | PEM | lab temperatures and particle counts |
|
|
10711
|
Thu Nov 13 22:52:48 2014 |
kate | Update | PEM | Seismometers set up for huddle test | Jenne, Diego, Kate
We want to conduct a huddle test
with the three 40m seismometers (2 Guralps |
  |
10721
|
Sat Nov 15 21:51:09 2014 |
rana | Update | PEM | Seismometers set up for huddle test | In order to do high quality
huddle subtraction, we need to align the
seismometer axes to high precision. We would |
|
10761
|
Mon Dec 8 09:03:49 2014 |
steve | Update | PEM | air cond maintenance tomorrow morning |
AC maintenance is scheduled
from 8am till 11am tomorrow morning. |
|
10773
|
Wed Dec 10 14:26:13 2014 |
steve | Update | PEM | air cond maintenance and particle plot |
|
|
10790
|
Fri Dec 12 10:38:22 2014 |
Steve | Update | PEM | leaky roof | The first real rain of this year finds
only one leak at the 40m |
|
10922
|
Tue Jan 20 09:32:19 2015 |
Steve | Update | PEM | dusty Monday morning | Yesterday morning was dusty. I wonder why?
The PRM sus damping was restored
this morning. |
|
10939
|
Mon Jan 26 13:07:28 2015 |
Jenne | Update | PEM | Seismometers back in nominal places | I have just put the seismometers back into
their nominal positions, on the concreted
slabs. The T-240 is in the vertex, |
 |
10948
|
Wed Jan 28 08:53:01 2015 |
Steve | Update | PEM | Seismometer Vertex is covered |
|
|
10976
|
Wed Feb 4 19:21:45 2015 |
Jenne | Update | PEM | Seismometer Vertex is covered | I opened up the spaghetti pot over the
vertex seismometer, and taped the cable to
the slab. The way the cable is coiled, |
|
10983
|
Fri Feb 6 10:03:23 2015 |
Steve | Update | PEM | dusty days |
|
|
11089
|
Tue Mar 3 02:43:06 2015 |
Jenne | Omnistructure | PEM | No heat?? | It's super cold in the control room
and EE bench area tonight. I'm
wondering if, similar to what happened on |
|
11091
|
Tue Mar 3 04:43:12 2015 |
Jenne | Omnistructure | PEM | Ottavia is dead? | After some searching, including help from
4 security guys (I think they don't have
a lot to do at 4:30am :), we found that |
|
11188
|
Wed Apr 1 10:50:59 2015 |
Steve | Update | PEM | construction ahead | The 40m fenced area will start storing
this large ~ 8000 lbs chamber on April 14.
The asphalt will be cut, jack hammered the |
|
11203
|
Mon Apr 6 09:13:49 2015 |
Steve | Update | PEM | jackhammering at ETMX |
|
  |
11204
|
Mon Apr 6 13:23:40 2015 |
rana | Update | PEM | jackhammering at ETMX | Unfortunately, this kind of trend plot
is not detailed enough to know if something
has gone bad in a quantitative way. But at |
|
11205
|
Tue Apr 7 04:17:42 2015 |
Jenne | Update | PEM | jackhammering at ETMX | Q is writing the locking elog for the night,
but just to reply to this thread: The
IFO worked well tonight, so things are at |
|
11211
|
Thu Apr 9 07:41:22 2015 |
Steve | Update | PEM | jackhammering at ETMX | There was a period of short unexpected
jackhammering this morning. I asked them
to stop. |
 |
11217
|
Tue Apr 14 11:19:52 2015 |
Steve | Update | PEM | large chamber has arrived | It is here.
|
 |
11259
|
Mon Apr 27 09:09:15 2015 |
Steve | Update | PEM | air cond filters checked |
|
|
11268
|
Sun May 3 01:04:19 2015 |
rana | Summary | PEM | Seismo signals are bad | https://ldas-jobs.ligo.caltech.edu/~max.isi/summary/day/20150502/pem/seismic/
Looks like some of our seismometers
are oscillating, not mounted well, or something |
|
11289
|
Wed May 13 10:07:36 2015 |
rana | Frogs | PEM | Guralp breakout paddle | Reward being offered for the safe return
of this thing:
|
|