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R.Khan, L. Matone, Sz. Marka, D. Sigg - Recent Timing Diagnostic Results - LIGO-G070551-00-D - Wednesday, July 25, 2007

1/13

Recent Timing Diagnostic Results

Rubab Khan1, Luca Matone1, Szabi Marka1, Daniel Sigg2

1Columbia University, GECo2LIGO Hanford Observatory

LIGO-G070551-00-D

LSC-Virgo Meeting 2007 July 23-26, MIT, Boston

R.Khan, L. Matone, Sz. Marka, D. Sigg - Recent Timing Diagnostic Results - LIGO-G070551-00-D - Wednesday, July 25, 2007

2/13LSC Timing Diagnostic Results

R.Khan, L. Matone, Sz. Marka, D. Sigg - Recent Timing Diagnostic Results - LIGO-G070551-00-D - Wednesday, July 25, 2007

3/13LSC Timing Diagnostic Results

1 Day

~14 hours

7pm CDT

R.Khan, L. Matone, Sz. Marka, D. Sigg - Recent Timing Diagnostic Results - LIGO-G070551-00-D - Wednesday, July 25, 2007

4/13Auxilary Timing ChannelsDetailed results are available from:http://www.gravitationalwaves.org/Detector/Timing/LIGO/TESTS/S5TIMEMON/

first

20

mon

ths

of S

5

Per

Sci

ence

seg

men

ts r

esul

ts a

re a

vaila

ble

for

H1,

H2,

L1

atht

tp://

ww

w.g

ravi

tatio

nalw

aves

.org

/Det

ecto

r/T

imin

g/LI

GO

/TE

ST

S/S

5TIM

EM

ON

/seg

men

t_tim

ing/

R.Khan, L. Matone, Sz. Marka, D. Sigg - Recent Timing Diagnostic Results - LIGO-G070551-00-D - Wednesday, July 25, 2007

5/13Example: Auxilary Timing Channels

H1

(Feb

200

7) E

X,

EY

, LV

EA

PE

M t

imin

g

R.Khan, L. Matone, Sz. Marka, D. Sigg - Recent Timing Diagnostic Results - LIGO-G070551-00-D - Wednesday, July 25, 2007

6/13Example: Auxilary Timing Channels

H1

(Feb

200

7) E

X,

EY

, LV

EA

PE

M t

imin

g

R.Khan, L. Matone, Sz. Marka, D. Sigg - Recent Timing Diagnostic Results - LIGO-G070551-00-D - Wednesday, July 25, 2007

7/13Example: Auxilary Timing Channels

H1

(Feb

200

7) E

X,

EY

, LV

EA

PE

M t

imin

g

R.Khan, L. Matone, Sz. Marka, D. Sigg - Recent Timing Diagnostic Results - LIGO-G070551-00-D - Wednesday, July 25, 2007

8/13Cross Verification to Atomic ClockDetailed results are available from:http://www.gravitationalwaves.org/Detector/Timing/LIGO/TESTS/S5ATOMIC/Atomic.html

first

18

mon

ths

of S

5

R.Khan, L. Matone, Sz. Marka, D. Sigg - Recent Timing Diagnostic Results - LIGO-G070551-00-D - Wednesday, July 25, 2007

9/13Example: Symmetricom vs. Atomic Symetricom/Agilent 58503B GPS vs. Symmetricom CsIII Caesium Clockhttp://www.symmttm.com/pdf/Gps/ds_58503b.pdf

R.Khan, L. Matone, Sz. Marka, D. Sigg - Recent Timing Diagnostic Results - LIGO-G070551-00-D - Wednesday, July 25, 2007

10/13Example: Symmetricom vs. Atomic Symetricom/Agilent 58503B GPS vs. Symmetricom CsIII Caesium Clock

R.Khan, L. Matone, Sz. Marka, D. Sigg - Recent Timing Diagnostic Results - LIGO-G070551-00-D - Wednesday, July 25, 2007

11/13Example: Symmetricom vs. Atomic Symetricom/Agilent 58503B GPS vs. Symmetricom CsIII Caesium Clock

R.Khan, L. Matone, Sz. Marka, D. Sigg - Recent Timing Diagnostic Results - LIGO-G070551-00-D - Wednesday, July 25, 2007

12/13Example: Symmetricom vs. Atomic Symetricom/Agilent 58503B GPS vs. Symmetricom CsIII Caesium Clock

R.Khan, L. Matone, Sz. Marka, D. Sigg - Recent Timing Diagnostic Results - LIGO-G070551-00-D - Wednesday, July 25, 2007

13/13Summary

• LSC (DuoTone) results indicate stable timing performance – ToDo: cumulative database for S5 LSC timing

• Summary of timing information on auxilary channels is available on the web

• Summary of long term timing hardware comparison information is available on the web

• Hardware parts presently studied for Advanced LIGO are promising