Section 3 - Code Table 13 : HEALPix scanning mode
Code Tables for Section 3
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| Code | Meaning |
| 1 | Points scan in +i (+x) direction |
| 1 | Points scan in -i (-x) direction |
| 2 | Points scan in -j (-y) direction |
| 2 | Points scan in +j (+y) direction |
| 3 | Adjacent points in i (x) direction are consecutive |
| 3 | Adjacent points in j (y) direction are consecutive |