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Alternatively, you can use any other bright star with low proper motion and known coordiantes. Ensure that the coordinate and epoch are consistant or you may induce a larger offset than you intended to remove.
Slew telescope to target star.
Center the star in your guider camera. If you are unable to see the star, dither the telescope around in increments of 1 or 2 arcminutes until using the paddle on the IGRINS DTP (spiraling–sometimes literally and mentally) until you find the star.
On TCS select the following: Zero -> New HA/Dec Constant Zero Points
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Now the telescope pointing should be properly zeroed and the targets for the rest of your run should appear properly in your guide camera after the telescope slews to a target. If the pointing is still off a little bit, repeat the steps above.
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If pointing is still bad you might want to try resetting TCS, as detailed in this manual.