The CHARA Array Wiki

User Tools

Site Tools

Trace:
chara:discussion_of_alignment_procedures

Differences

This shows you the differences between two versions of the page.

Link to this comparison view

Both sides previous revision Previous revision
Next revision Both sides next revision
chara:discussion_of_alignment_procedures [2024/04/03 15:18]
gail_stargazer 		chara:discussion_of_alignment_procedures [2024/04/05 13:01]
gail_stargazer
Line 28: Line 28:
   * When slewing to next star, send M7 to default position and repeat.   * When slewing to next star, send M7 to default position and repeat.
  
-==== New Alignment Sequence ====+==== Current Alignment Sequence ====
  
 Implemented January-July 2023 Implemented January-July 2023
Line 39: Line 39:
   * Align blue beacon to labAO using dichroic.   * Align blue beacon to labAO using dichroic.
       * <font inherit/inherit;;#2980b9;;transparent>I do not understand why M2 corner cube is not used here, with laser coming from lab as in original sequence? I think it is the only way to orient the dichroic.</font>       * <font inherit/inherit;;#2980b9;;transparent>I do not understand why M2 corner cube is not used here, with laser coming from lab as in original sequence? I think it is the only way to orient the dichroic.</font>
-      * <font inherit/inherit;;#cc0000;;inherit>The laser/cc is not used for the fine alignment for the same reason the acq camera is not used for aligning the red beacon to tel wfs. The ao system aligns to sub arcsec.</font><font inherit/inherit;;#8e44ad;;inherit>I do not believe the laser has ever been used to align during observing since the AO system has been installed. I have never used it or the corner cube. The cc is at times unreliable and can get lost or stuck. The laser spots can be seen without the corner cube if needed to realign the dichroic. What are we to see or align with the laser and corner cube that we don’t see without?</font>  * Focus blue beacon on labAO and red becaon on TelWFS.+      * <font inherit/inherit;;#cc0000;;inherit>The laser/cc is not used for the fine alignment for the same reason the acq camera is not used for aligning the red beacon to tel wfs. The ao system aligns to sub arcsec.</font><font inherit/inherit;;#8e44ad;;inherit>I do not believe the laser has ever been used to align during observing since the AO system has been installed. I have never used it or the corner cube. The cc is at times unreliable and can get lost or stuck. The laser spots can be seen without the corner cube if needed to realign the dichroic. What are we to see or align with the laser and corner cube that we don’t see without?</font>* Focus blue beacon on labAO and red becaon on TelWFS.
   * If aberration terms are high, ZERO CENTROIDS to adjust relative positions of the boxes.   * If aberration terms are high, ZERO CENTROIDS to adjust relative positions of the boxes.
  
chara/discussion_of_alignment_procedures.txt · Last modified: 2024/04/23 08:20 by denis

Page Tools

Except where otherwise noted, content on this wiki is licensed under the following license: CC Attribution-Share Alike 4.0 International
CC Attribution-Share Alike 4.0 International Donate Powered by PHP Valid HTML5 Valid CSS Driven by DokuWiki