There is good news about the moon. I made a small change to the Page layout.py file that should allow the moon to be used for celestial navigation. Preliminary testing gave good results. I will continue to research. You can update Page layout.py through JSGME by downloading Moon fix for NewSextant from this link:
https://drive.google.com/file/d/1YsP...ew?usp=sharing
To navigate with moon, use a special moon almanac for SH5. Link to the SH5 moon almanac:
https://drive.google.com/file/d/1zBg...ew?usp=sharing
Moon phases:
https://drive.google.com/file/d/1kNg...ew?usp=sharing