hugh.radkins@LIGO.ORG - posted 09:52, Friday 24 October 2014 (14606)
H1 SEI Transformation Matrices Status Update
| HEPI | Impact | ISI | Impact | aLOG | |
|
HAM1 |
Wrong | Magnitudes are correct so displacements are right but the rotational dofs have the wrong sign wrt RHR. | NA | iLIGO Platform | |
| HAM2 | Wrong | Ditto | Wrong | Rotational dof signs are wrong for RHR | |
| HAM3 | Wrong | Ditto | Wrong | Ditto | |
| HAM4 | Correct | Signs & Amplitudes are right for examining platform movement | Correct | Signs & Amplitudes are right for examining platform movement | 14383 |
| HAM5 | Correct | Ditto | Correct | Signs & Amplitudes are right for examining platform movement | 14480 |
| HAM6 | Correct | Ditto | Correct | Signs & Amplitudes are right for examining platform movement | 14516 |
| ITMY | Wrong | X & Y dof mags wrong. ~x2 | Correct | Signs & Amplitudes are right for examining platform movement | 14578 |
| BS | Wrong | Rotation dof mags are incorrect, RZ x4, RX & RY x2 | Wrong | X Y RX & RY signs are wrong putting positional study in jeopardy | |
| ITMX | Correct | Signs & Amplitudes are right for examining platform movement | Correct | Signs & Amplitudes are right for examining platform movement | 14535 |
|
ETMX
ETMY |
Correct
Correct |
Ditto
Ditto |
Wrong
Wrong |
X Y RX & RY signs are wrong putting positional study in jeopardy
Minor errors in off diag elements, basic study use okay but fixing will require completesweep through system. |
Above is an update to my 14373 SEI Matrices Status. The Blue Entries are new status since the 8 Oct report. Greens are all good and the reds are Platforms still requiring attention.