[INSTRM-1676] Modify sky-pfi transformation to finalize with FF plane Created: 28/Jul/22  Updated: 25/Aug/22  Resolved: 25/Aug/22

Status: Done
Project: Instrument control development
Component/s: pfs_utils
Affects Version/s: None
Fix Version/s: None

Type: Task Priority: Normal
Reporter: yuki.moritani Assignee: yuki.moritani
Resolution: Done Votes: 0
Labels: EngRun
Remaining Estimate: Not Specified
Time Spent: Not Specified
Original Estimate: Not Specified

Attachments: PDF File rasterscan_ngc6633_20220820_correction.pdf    
Issue Links:
Blocks
blocks INSTRM-1675 Investigate why fiber was off the tar... Done
Sprint: PostEngRun06 A

 Description   

The FF design position is compared with measured position by Kawanomoto-san (independently from Robert's estimation last year). The two positions has shift, rotation and scale difference as follows:

  dX = -1.855mm
  dY = -0.998mm
  dT = 0.765507deg
  dS = -7.67958e-04 (x0.999232042)

This should be taken into account when converting telescope coordinates to PFI coordinates.

 

 

 



 Comments   
Comment by yuki.moritani [ 25/Aug/22 ]

Modification sky-pfi transform using measured FF correction was implemented as shown rasterscan_ngc6633_20220820_correction.pdf . 

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