For a detailed Finder Chart and rotation setting see Kyle Kaplan's software. For rough rotations use the lookup table below.
| Positon Angle | Encoder Setting |
|---|---|
For a 10,000K A0V star with H-K=0, the IGRINS Exposure Time Calculator (Version 2.11) gives the following estimates.
| Magnitude | Exposure Time | SNR |
|---|---|---|
| 1 | ||
| 2 | ||
| 3 | ||
| 4 | ||
| 5 | ||
| 6 | ||
| 7 | ||
| 8 | ||
| 9 | ||
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| 15 | ||