====== Katherine pointing model update ======

Following reports of large pointing offsets (~0.05') from crf77, two days of pointing data was collected with acquire (252-254) and was processed with pdplt and update. The new model parameters are 

''   -0.3152914345   0.0000000000  -0.0102583049  -0.0026900675  -0.0120386276
   -0.0114547899   0.4862529337    0.0000000000   0.0000000000   0.0000000000 
   0.0000000000   0.0000000000  -0.0397695228   0.0000000000   0.0000000000 
   0.0000000000   0.0000000000   0.0000000000   0.0000000000   0.0000000000
   0.0000000000   0.0000000000   0.0000000000   0.0000000000   0.0000000000
   0.0000000000   0.0000000000  -0.0024999999   0.0000000000   0.0000000000''
   
The pointing model in the controller has been adjusted as well.

^ Coeff ^ Old model ^ New model ^
| P1 | -0.0668 | 0.0026 |
| P2 | -0.2727 | -0.3153 |
| P3 | 0.0403 | -0.0103 |
| P4 | 0.0123 | 0.0115 |
| P5 | -0.0060 | -0.0120 |
| P6 | not used ||
| P7 | 0.4794  | 0.4863  |
| P8 | -0.0333  | -0.0398  |
| P9 | -0.0025 | -0.0025 |

   
{{tag>}} 

~~DISCUSSION~~