Comfortable long trip with imagery

2. T+04:40:00 [intensity]

intensity 

++ PLUS TWO — Both the timing and the character are unmistakable, but you can still choose to let it stay in the background and carry on with ordinary activities.

3. T+13:00:00 [intensity]

intensity 

+ PLUS ONE — Clearly noticeable. You can tell when it began and how it's changing, though its full character isn't apparent yet.

4. T+15:00:00 [intensity]

intensity 

± PLUS/MINUS — Threshold — something may be present, but it's right at the edge of perception. A stronger experience would confirm it; otherwise it may be nothing.

5. T+00:00:00 [note]

The writer felt physically at ease throughout, with rich closed-eye visuals that synced to music but little happening with open eyes. Attention was short and easily pulled in new directions, and the whole experience struck them as similar to a related compound. Sleep was impossible at thirteen hours but came a couple of hours later, with a faint residue still noticeable the next morning; they judged it a full plus-three.